AMAT Fends Off Bid to Cancel Korean Deposition Mask Patent on February 01, 2026 AMAT deposition KIPTAB mask semiconductor +
Upia Challenges OLED Mask Patent Held by PIMS and LN in Korea on January 10, 2026 frame LN mask OLED patent PIMS Upia +
KIPTAB Cancels LG Innotek's OLED FMM Patent on May 17, 2025 Dai Nippon Printing. FMM LG Innotek mask OLED +
DNP's Korean Patent Application for Decorative Sheet and Decorative Laminate Fails to Register on March 01, 2025 DNP laminate mask patent patentrip +
LG Innotek Faces Patent Revocation for OLED Pixel Deposition Mask on January 18, 2025 DNP LG Innotek mask OLED patent patentrip +