YK

Yuichi Kawahira

Sharp Kabushiki Kaisha: 34 patents #355 of 10,731Top 4%
ST Sharp Display Technology: 12 patents #6 of 250Top 3%
Merck: 2 patents #3,919 of 9,382Top 45%
DI Dic: 1 patents #467 of 844Top 60%
Overall (All Time): #59,225 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12386111 Optical element, and method of producing optical element Ryosuke SAIGUSA, Akira Sakai 2025-08-12
12204197 Color filter and liquid crystal display device Masahiro Hasegawa, Ryosuke SAIGUSA, Jianeng Xu, Akira Sakai 2025-01-21
12174482 Display device Ryosuke SAIGUSA, Akira Sakai, Masahiro Hasegawa 2024-12-24
12174483 Optical element and display device Masahiro Hasegawa, Ryosuke SAIGUSA, Jianeng Xu, Akira Sakai 2024-12-24
11988918 Optical element and display device Masahiro Hasegawa, Ryosuke SAIGUSA, Jianeng Xu, Akira Sakai 2024-05-21
11982896 Liquid crystal display device and polarizing plate Akira Sakai, Masahiro Hasegawa, Kiyoshi Minoura 2024-05-14
11934069 Optical element and liquid crystal display device including the same Akira Sakai, Masahiro Hasegawa, Ryosuke SAIGUSA 2024-03-19
11927850 Liquid crystal display device Masahiro Hasegawa, Ryosuke SAIGUSA, Akira Sakai 2024-03-12
11874549 Optical element and liquid crystal display device Ryosuke SAIGUSA, Akira Sakai, Masahiro Hasegawa 2024-01-16
11841575 Liquid crystal display device Akira Hirai, Akira Sakai 2023-12-12
11822181 Liquid crystal display device comprising a prism sheet and having a light diffusion property curve obtained by plotting a luminance in a white display state Masahiro Hasegawa, Ryosuke SAIGUSA, Akira Sakai 2023-11-21
11774813 Liquid crystal display device and method of producing liquid crystal display device Akira Hirai, Akira Sakai 2023-10-03
11675233 Liquid crystal display device and production method for liquid crystal display device Masanobu Mizusaki 2023-06-13
11668966 Liquid crystal display device Akira Hirai, Akira Sakai 2023-06-06
11604379 Liquid crystal display device and polarizing plate Akira Sakai, Masahiro Hasegawa, Kiyoshi Minoura 2023-03-14
11561439 Liquid crystal display device Akira Hirai, Akira Sakai, Kazutoshi Kida, Yasuhiro Sugita 2023-01-24
11550187 Liquid crystal display device Takako Koide, Masahiro Hasegawa, Akira Sakai 2023-01-10
11428991 Liquid crystal display device Takako Koide, Masahiro Hasegawa, Akira Hirai, Akira Sakai, Kiyoshi Minoura 2022-08-30
11347118 Liquid crystal display panel comprising a resin layer having a height difference between a portion over an electrode and a portion within a slit and method for manufacturing the same Akira Sakai, Masahiro Hasegawa, Miho Yamada, Koji Murata, Kiyoshi Minoura 2022-05-31
11327357 Liquid crystal display device Masahiro Hasegawa, Akira Sakai, Takako Koide, Koji Murata, Kiyoshi Minoura 2022-05-10
11307463 Liquid crystal display panel and method for manufacturing the same Koji Murata, Kiyoshi Minoura, Akira Sakai, Kohzoh Nakamura 2022-04-19
11307337 Display device and method for manufacturing display device Akira Sakai, Masahiro Hasegawa, Atsushi Ban, Koji Murata, Kiyoshi Minoura +2 more 2022-04-19
11169419 Photo-alignment film, retardation substrate, liquid crystal display device, and method for producing photo-alignment film Koji Murata, Akira Sakai, Takako Koide, Masahiro Hasegawa, Kiyoshi Minoura 2021-11-09
11131891 Liquid crystal display device Akira Sakai, Koji Murata, Masahiro Hasegawa, Takako Koide, Kozo Nakamura +1 more 2021-09-28
11099434 Liquid crystal display panel Koji Murata, Kohzoh Nakamura, Kiyoshi Minoura, Akira Sakai 2021-08-24