Shijiazhuang Chengzhi Yonghua Display Materials Acquires 151 LCD Patents from Japan's DIC Corporation

Patents Cover LCD Compositions, Polarizers, and Alignment Technologies

(Source: Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.,)

By PatenTrip

In April 2024, Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd., a subsidiary of Chengzhi Co., Ltd., acquired 151 U.S. patents related to LCD technology from Japan's DIC Corporation.

Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd. is a leading manufacturer of liquid crystal materials in China, leveraging expertise and cutting-edge innovations derived from Tsinghua University. The company, recognized for its domestic independent brand "Slichem," has localized liquid crystal material production and expanded its reach to markets in Japan, South Korea, Taiwan, and beyond. 

According to the company’s statements, Shijiazhuang Chengzhi is also venturing into OLED materials and functional components for next-generation displays, aiming to fortify its position as a leader in the display materials industry. Its customers include major Chinese panel manufacturers such as BOE, CSOT, and HKC.

The newly acquired patents encompass critical innovations essential to LCD manufacturing, including liquid crystal compositions, polymerizable compounds, optically anisotropic bodies, polarizers, and liquid crystal alignment techniques, addressing applications in LCD manufacturing processes, optical films, high-performance displays, mobile and wearable devices, and optical components for electronic devices.

(Source: Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.,)

A detailed list of the 151 U.S. patents acquired by Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd. is provided below. (Source: USPTO)

Patent    Application    Invention title

7449223 11569720 POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND OPTICALLY ANISOTROPIC MEDIUM

8309187 11793746 OPTICAL FILM, ELLIPTICALLY POLARIZING PLATE, CIRCULARLY POLARIZING PLATE, LIQUID CRYSTAL DISPLAY ELEMENT, AND METHOD OF PRODUCING OPTICAL FILM

7651630 11817203 DIFLUOROBENZENE DERIVATIVE AND NEMATIC LIQUID CRYSTAL COMPOSITION USING THE SAME

7871540 12279280 POLYMERIZABLE LIQUID CRYSTAL COMPOSITION

8202447 12450036 METHOD FOR PRODUCING LIQUID CRYSTAL COMPOSITION

7931825 12519474 POLYMERIZABLE COMPOSITION

8283000 12865022 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY USING THE LIQUID CRYSTAL COMPOSITION

8440101 13017328 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8460576 13087717 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8425800 13087763 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8992796 13202146 POLYMERIZABLE LIQUID CRYSTAL COMPOSITION

8603358 13264034 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8647530 13475213 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT MANUFACTURED USING THE SAME

8765013 13475218 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

8663497 13502486 LIQUID CRYSTAL COMPOSITION COMPRISING POLYMERIZABLE COMPOUND, AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAID LIQUID CRYSTAL COMPOSITION

9005477 13515400 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

9296949 13822971 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8906472 13822974 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

9389462 13825766 NOVEL LIQUID CRYSTAL DISPLAY DEVICE AND USEFUL LIQUID CRYSTAL COMPOSITION

9404037 13825767 NOVEL LIQUID CRYSTAL DISPLAY DEVICE AND USEFUL LIQUID CRYSTAL COMPOSITION

9927625 13976874 BIREFRINGENT LENS MATERIAL FOR STEREOSCOPIC IMAGE DISPLAY DEVICE AND METHOD FOR PRODUCING BIREFRINGENT LENS FOR STEREOSCOPIC IMAGE DISPLAY DEVICE

9080101 13995879 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9120883 14007242 POLYMERIZABLE COMPOUND HAVING LATERAL SUBSTITUENT IN TERMINAL RING STRUCTURE

9023439 14110298 NEMATIC LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

8828508 14111674 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9261733 14114773 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR PRODUCING THE SAME

9250476 14115204 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR PRODUCING THE SAME

9677003 14115319 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR PRODUCING THE SAME

9200202 14115408 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9039929 14236547 NEMATIC LIQUID CRYSTAL COMPOSITION

10011771 14238153 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9062249 14238699 LIQUID CRYSTAL COMPOSITION

9809747 14342912 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

8980384 14346937 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9879180 14347459 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9683170 14353445 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9683173 14366562 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9175218 14368995 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT

9441159 14369574 METHOD FOR PRODUCING COMPOSITION

9062247 14369590 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9624434 14371120 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9365773 14374861 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9487705 14374865 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9321960 14378269 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

9938463 14384317 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9695361 14384894 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

9181478 14389215 FLUOROBIPHENYL-CONTAINING COMPOSITION

9688913 14394883 LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY

9464229 14405057 LIQUID CRYSTAL DISPLAY DEVICE

9376618 14405353 LIQUID CRYSTAL DISPLAY DEVICE

9593281 14406341 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE

9175221 14407554 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9650572 14416138 LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY

9441160 14416930 FLUOROBIPHENYL-CONTAINING COMPOSITION

9605208 14419308 NEMATIC LIQUID CRYSTAL COMPOSITION

9587175 14421015 NEMATIC LIQUID CRYSTAL COMPOSITION

9321961 14425267 NEMATIC LIQUID CRYSTAL COMPOSITION

9650571 14427162 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE

9347001 14427817 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

9464230 14428767 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9404039 14428777 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9518221 14435318 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9411207 14440410 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

9624433 14442198 LIQUID CRYSTAL DISPLAY DEVICE

9599829 14513701 BIREFRINGENT LENS MATERIAL FOR STEREOSCOPIC IMAGE DISPLAY DEVICE AND METHOD FOR PRODUCING BIREFRINGENT LENS FOR STEREOSCOPIC IMAGE DISPLAY DEVICE

9879181 14517077 NEMATIC LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9823517 14650371 LIQUID CRYSTAL DISPLAY DEVICE

9353312 14727323 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

9719017 14765104 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME

9963636 14765458 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

9828549 14768985 LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY

9580654 14771591 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

11466211 14772564 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT INCLUDING THE SAME

9745513 14773067 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

9822304 14777814 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT CONTAINING THE SAME

10023801 14778465 POLYMERIZABLE-COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9725651 14778775 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9777218 14779508 LIQUID CRYSTAL DISPLAY ELEMENT

9688787 14826630 POLYMERIZABLE COMPOUND HAVING LATERAL SUBSTITUENT IN TERMINAL RING STRUCTURE

9637466 14904226 LIQUID CRYSTAL COMPOUND HAVING 2, 6-DIFLUOROPHENYL ETHER STRUCTURE AND LIQUID CRYSTAL COMPOSITION THEREOF

9637684 14905131 COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9573923 14907034 LIQUID CRYSTAL COMPOUND HAVING 2, 6-DIFLUOROPHENYLETHER STRUCTURE, AND LIQUID CRYSTAL COMPOSITION CONTAINING THE SAME

10544365 14912262 NEMATIC LIQUID CRYSTAL COMPOSITION

10040997 14915309 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT INCLUDING SAME

10119075 15023149 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME

10093857 15027646 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10437107 15033529 LIQUID-CRYSTAL DISPLAY ELEMENT

10108052 15033535 LIQUID-CRYSTAL DISPLAY ELEMENT

10047289 15035354 LIQUID CRYSTAL DISPLAY DEVICE

10351643 15100108 POLYMERIZABLE COMPOUNDS, COMPOSITIONS, POLYMERS, OPTICALLY ANISOTROPIC ARTICLES, LIQUID CRYSTAL DISPLAY DEVICES AND ORGANIC EL DEVICES

9822301 15104428 AN ALKENYL ETHER COMPOUND AND A LIQUID CRYSTAL COMPOSITION USING THE SAME

10174254 15105807 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

10208250 15105914 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

10473820 15107422 COMPOUND CONTAINING MESOGENIC GROUP, AND MIXTURE, COMPOSITION, AND OPTICALLY ANISOTROPIC BODY USING SAID COMPOUND

9777220 15147095 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10287502 15150905 LIQUID CRYSTAL COMPOSITION CONTAINING POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

10351772 15308215 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

9994772 15312724 LIQUID CRYSTAL DISPLAY DEVICE

10000700 15320974 NEMATIC LIQUID CRYSTAL COMPOSITION

10253258 15328120 NEMATIC LIQUID CRYSTAL COMPOSITION

10414980 15328178 LIQUID-CRYSTAL DISPLAY

10421906 15329331 LIQUID-CRYSTAL DISPLAY ELEMENT

10035955 15329422 LIQUID-CRYSTAL DISPLAY ELEMENT

10031384 15329437 LIQUID-CRYSTAL DISPLAY ELEMENT

10078247 15500571 LIQUID CRYSTAL DISPLAY

10113115 15504416 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10414979 15514592 COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10723952 15517441 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY

10400168 15517856 COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10323186 15525723 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING THE SAME

10633353 15532224 POLYMERIZABLE COMPOUND, COMPOSITION, POLYMER, OPTICALLY ANISOTROPIC BODY, LIQUID CRYSTAL DISPLAY ELEMENT, AND ORGANIC EL DEVICE

10344211 15536942 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME

11261378 15539666 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC OBJECT

10647662 15542552 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY

11186669 15543377 POLYMERIZABLE COMPOSITION AND OPTICALLY ANISOTROPIC BODY USING SAME

11697695 15543430 POLYMERIZABLE COMPOSITION AND OPTICALLY ANISOTROPIC BODY USING SAME

10539714 15543449 RETARDATION PLATE AND CIRCULARLY POLARIZING PLATE

10202470 15543782 POLYMERIZABLE COMPOSITION AND OPTICALLY ANISOTROPIC BODY USING SAME

10597371 15547949 POLYMERIZABLE COMPOUND AND OPTICAL ISOMER

10975304 15580373 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10913896 15580387 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

10344214 15659759 LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME

10655066 15668235 OPTICAL ISOMER

10316251 15682744 NEMATIC LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING SAME

10308873 15693947 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

11428993 15733985 METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY DEVICE

11422410 15734307 SUBSTRATE AND LIQUID CRYSTAL DISPLAY DEVICE

10633590 15751342 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME

10301546 15765790 LIQUID CRYSTAL DISPLAY ELEMENT AND LIQUID CRYSTAL DISPLAY

10428032 15769841 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY

10919870 15772981 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY

10927087 15781950 METHOD FOR PRODUCING POLYMERIZABLE COMPOUND

10788526 15998531 Electrostatic indicator

11046889 16060265 POLYMERIZABLE COMPOUND AND OPTICALLY ANISOTROPIC BODY

11370740 16079293 METHOD FOR PRODUCING ESTER GROUP-CONTAINING COMPOUND

10968189 16082471 METHOD FOR PRODUCING 2-HYDRAZINOBENZOTHIAZOLE DERIVATIVE

11555152 16090657 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT

10479844 16249355 POLYMERIZABLE COMPOSITION AND OPTICALLY ANISOTROPIC BODY USING SAME

10927263 16317963 POLYMERIZABLE COMPOSITION AND OPTICALLY ANISOTROPIC BODY PRODUCED USING THE SAME

10927300 16340798 SPONTANEOUS ALIGNMENT ASSISTANT FOR LIQUID CRYSTAL COMPOSITIONS

10934488 16381455 POLYMERIZABLE COMPOUND-CONTAINING LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

11312906 16611753 POLYMERIZABLE MONOMER, LIQUID CRYSTAL COMPOSITION USING POLYMERIZABLE MONOMER, AND LIQUID CRYSTAL DISPLAY DEVICE

11174217 16615503 POLYMERIZABLE COMPOUND AND LIQUID CRYSTAL COMPOSITION

11390811 16622508 LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT

11760934 16754409 POLYMERIZABLE COMPOUND, AND LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT IN WHICH THE COMPOUND IS USED

11639327 16770067 POLYMERIZABLE COMPOUND, AND LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

11345857 16950139 SPONTANEOUS ALIGNMENT ASSISTANT FOR LIQUID CRYSTAL COMPOSITIONS

11739270 16968961 POLYMERIZABLE COMPOUND AS WELL AS LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE EACH INCLUDING POLYMERIZABLE COMPOUND

11415840 17042303 LIQUID CRYSTAL DISPLAY DEVICE

11613701 17363011 COMPOUND, LIQUID-CRYSTAL COMPOSITION, AND RADIO FREQUENCY PHASE SHIFTER

11999892 17908241 LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT AND COMPOUND

By PatenTrip