YT

Yasushi Tomioka

JD Japan Display: 107 patents #14 of 1,204Top 2%
PA Panasonic: 33 patents #440 of 21,108Top 3%
HI Hitachi: 28 patents #1,022 of 28,497Top 4%
HD Hitachi Displays: 25 patents #20 of 752Top 3%
OU Osaka University: 2 patents #362 of 1,984Top 20%
Tdk: 1 patents #2,493 of 3,796Top 70%
MW Magnolia White: 1 patents #13 of 61Top 25%
NI Nissan Chemical Industries: 1 patents #141 of 308Top 50%
Overall (All Time): #5,116 of 4,157,543Top 1%
164
Patents All Time

Issued Patents All Time

Showing 1–25 of 164 patents

Patent #TitleCo-InventorsDate
12416750 Liquid crystal optical element and manufacturing method of the same Ayaka HIGUCHI, Shinichiro OKA, Koichi Igeta 2025-09-16
12400470 Method for manufacturing a light guide portion Kazuki MATSUNAGA, Toshiyuki Higano, Kazuhiro Nishiyama 2025-08-26
12306500 Alignment processing device and manufacturing method of liquid crystal optical element Koichi Igeta, Ayaka HIGUCHI, Junji KOBASHI, Shinichiro OKA, Hiroyuki Yoshida 2025-05-20
12282235 Liquid crystal display device Yosuke HYODO, Hidehiro Sonoda, Noboru Kunimatsu 2025-04-22
12253699 Liquid crystal optical element Koichi Igeta, Shinichiro OKA, Junji KOBASHI 2025-03-18
12207542 Method for manufacturing photoelectric conversion element and optical sensor Akio Takimoto 2025-01-21
12171123 Display device 2024-12-17
12147133 Liquid crystal display device Toshimasa Ishigaki, Hidehiro Sonoda, Sumito Ueta 2024-11-19
12135457 Liquid crystal optical element and method for manufacturing the same Koichi Igeta, Shinichiro OKA, Junji KOBASHI, Hiroyuki Yoshida 2024-11-05
12092932 Liquid crystal display device Yosuke HYODO, Hidehiro Sonoda, Noboru Kunimatsu 2024-09-17
11982825 Liquid crystal optical element and method for manufacturing the same Koichi Igeta, Shinichiro OKA, Hiroyuki Yoshida 2024-05-14
11976970 Optical sensor and display device Toshiyuki Higano, Kazuhiro Nishiyama 2024-05-07
11914254 Liquid crystal display device Toshimasa Ishigaki, Hidehiro Sonoda, Sumito Ueta 2024-02-27
11906857 Liquid crystal display device Yosuke HYODO, Hidehiro Sonoda, Noboru Kunimatsu 2024-02-20
11881047 Optical sensor Kazuki MATSUNAGA, Shigesumi Araki 2024-01-23
11849609 Display device 2023-12-19
11668982 Liquid crystal display device Yosuke HYODO, Hidehiro Sonoda, Noboru Kunimatsu 2023-06-06
11650467 Liquid crystal display device Toshimasa Ishigaki, Hidehiro Sonoda, Sumito Ueta 2023-05-16
11604384 Liquid crystal element Junji KOBASHI, Shinichiro OKA, Koichi Igeta 2023-03-14
11600102 Detection device and method for manufacturing the same Kazuki MATSUNAGA, Toshiyuki Higano, Kazuhiro Nishiyama 2023-03-07
11579492 Liquid crystal optical element comprising first and second liquid crystal layers each having respective liquid crystal molecules with a fixed alignment direction Shinichiro OKA, Koichi Igeta, Junji KOBASHI 2023-02-14
11553606 Display device Hajime Yamaguchi 2023-01-10
11520186 Liquid crystal display and method for manufacturing same Hidetoshi Abe, Katsumi Kondo 2022-12-06
11480833 Liquid crystal display device Yosuke HYODO, Hidehiro Sonoda, Noboru Kunimatsu 2022-10-25
11474403 Liquid crystal display device Toshimasa Ishigaki, Hidehiro Sonoda, Sumito Ueta 2022-10-18