TH

Toshiyuki Hirai

Sharp Kabushiki Kaisha: 16 patents #1,028 of 10,731Top 10%
Nichia: 7 patents #276 of 1,531Top 20%
SI Sumitomo Rubber Industries: 5 patents #438 of 1,637Top 30%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
Merck: 3 patents #3,073 of 9,382Top 35%
📍 Komatsushima, JP: #3 of 49 inventorsTop 7%
Overall (All Time): #116,237 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
12371383 Rare earth aluminate sintered compact and method for producing rare earth aluminate sintered compact Shozo TAKETOMI, Ryo Yamamoto, Tomomi Fujii 2025-07-29
12342665 Light emitting device Gentaro Tanaka 2025-06-24
11897814 Rare earth aluminate sintered compact and method for producing rare earth aluminate sintered compact Shozo TAKETOMI, Ryo Yamamoto, Tomomi Fujii 2024-02-13
11851375 Ceramic complex and method for producing the same Keisuke Suzuki, Hirofumi Oguri 2023-12-26
11585494 Fluorescent module and illumination device Takafumi Sugiyama, Masahiko Sano, Toru Takasone 2023-02-21
11498883 Method for producing ceramic composite 2022-11-15
11131433 Fluorescent module and illumination device Takafumi Sugiyama, Masahiko Sano, Toru Takasone 2021-09-28
10745543 Antistatic rubber composition Yudai Okuno, Masashi Hamakubo, Akihiro Mine, Yoshihiro Yamada 2020-08-18
10261460 Paper feed roller and image forming apparatus with the paper feed roller Hirofumi Konishi, Akihiro Mine, Yoshihiro Yamada, Yudai Okuno, Yuichi Sato 2019-04-16
8807554 Sheet conveying roller and image forming apparatus Akihiro Mine, Hirokazu Nishimori, Masahiro Yoshizato, Toshihiro Tamura, Keishi YAMAMOTO 2014-08-19
7866657 Paper-feeding roller Akihiro Mine, Hirokazu Nishimori, Yasuchika Ito 2011-01-11
7545313 Off-axis angle estimation method and apparatus using the same Atsushi Okamura, Rokuzou Hara, Toshio Wakayama 2009-06-09
7367554 Member for preventing feeding of a plurality of sheets at a time Akihiro Mine, Hirokazu Nishimori 2008-05-06
6757461 Tunable dispersion compensation device, optical receiver, and optical fiber communication system Ken Matsuoka, Minoru Hashimoto, Akihiko Kato 2004-06-29
5804609 Liquid crystal composite layer of the dispersion type, method for the production thereof and liquid crystal materials used therein Noriaki Ohnishi, Nobuaki Yamada, Shiuchi Kozaki, David Coates, Emma Brown +2 more 1998-09-08
5698134 Electrooptical system Raymond Jubb, Ulrich Finkenzeller, Stefan Wilhelm, Shohei Naemura, Shuichi Kouzaki 1997-12-16
5668651 Polymer-wall LCD having liquid crystal molecules having a plane-symmetrical bend orientation Nobuaki Yamada, Wataru Horie, Shuichi Kozaki 1997-09-16
5643471 Liquid crystal device and method for producing the same Noriaki Onishi, Masayuki Okamoto, Nobuaki Yamada, Nobukazu Nagae, Masahiko Kondo +1 more 1997-07-01
5620630 Polymer dispersed liquid crystal display device, and a method for producing the same Noriaki Onishi, Nobuaki Yamada, Masahiko Kondo, Nobukazu Nagae, Shuichi Kohzaki 1997-04-15
5608555 Polymer dispersed liquid crystal display device, and a method for producing the same, wherein the polymer forms walls Noriaki Onishi, Nobuaki Yamada, Masahiko Kondo, Nobukazu Nagae, Shuichi Kohzaki 1997-03-04
5583673 Polymer dispersed liquid crystal display device, and a method for producing the same Noriaki Onishi, Nobuaki Yamada, Masahiko Kondo, Nobukazu Nagae, Shuichi Kohzaki 1996-12-10
5579140 Multiple domain liquid crystal display element and a manufacturing method of the same Motohiro Yamahara, Nobukazu Nagae, Masayuki Okamoto, Teruyoshi Hara, Tokihiko Shinomiya +3 more 1996-11-26
5523127 Liquid crystal composite layer of the dispersion type, method for the production thereof and liquid crystal materials used therein Noriaki Ohnishi, Nobuaki Yamada, Shiuchi Kozaki, David Coates, Emma Brown +2 more 1996-06-04
5517343 LCD device with polymeric electrode extending into lc layer, and method of making Motohiro Yamahara, Shuichi Kohzaki 1996-05-14
5477352 Liquid crystal display device with liquid crystal dispersed or impregnated in a perfluoro-type polymer of perfluoroalkyl acrylate or methacrylate Shuichi Kozaki, Fumiaki Funada 1995-12-19