HO

Hiroyuki Okuyama

SO Sony: 77 patents #205 of 25,231Top 1%
KT Kabushiki Kaisha Toshiba: 10 patents #3,082 of 21,451Top 15%
TK Toshiba Tec Kabushiki Kaisha: 9 patents #340 of 1,664Top 25%
ML Mitsubishi Pencil Company, Limited: 3 patents #97 of 302Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
MT Miyachi Technos: 1 patents #22 of 43Top 55%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
Overall (All Time): #16,821 of 4,157,543Top 1%
93
Patents All Time

Issued Patents All Time

Showing 76–93 of 93 patents

Patent #TitleCo-InventorsDate
6462354 Semiconductor device and semiconductor light emitting device 2002-10-08
6429032 Nitride semiconductor and a method thereof, a nitride semiconductor device and a method thereof Hiroshi Nakajima, Fumihiko Nakamura 2002-08-06
6278804 Image processing apparatus with smoothing feature 2001-08-21
6206962 Semiconductor light emitting device and method of manufacturing same Satoru Kijima 2001-03-27
6069367 Semiconductor element and semiconductor light-emitting and semiconductor photoreceptor devices Shigetaka Tomiya, Satoru Kijima, Satoshi Taniguchi, Hironori Tsukamoto 2000-05-30
5872023 Method of fabricating of light emitting device with controlled lattice mismatch Masashi Shiraishi, Satoshi Ito, Kazushi Nakano, Akira Ishibashi, Masao Ikeda +3 more 1999-02-16
5865897 Method of producing film of nitrogen-doped II-VI group compound semiconductor Satoshi Ito, Satoshi Taniguchi, Masao Ikeda, Hironori Tsukamoto, Masaharu Nagai +1 more 1999-02-02
5740193 Semiconductor light-emitting device Akira Ishibashi, Eisaku Kato, Hiroshi Yoshida, Kazushi Nakano, Masakazu Ukita +2 more 1998-04-14
5657336 Semiconductor light-emitting device Akira Ishibashi, Eisaku Kato, Hiroshi Yoshida, Kazushi Nakano, Masakazu Ukita +2 more 1997-08-12
5633514 Semiconductor light emitting device with lattice-matching and lattice-mismatching Masashi Shiraishi, Satoshi Ito, Kazushi Nakano, Akira Ishibashi, Masao Ikeda +3 more 1997-05-27
5582424 Occupant restraint device Kei Iizuka 1996-12-10
5567960 II/VI-compound semiconductor light emitting device Akira Ishibashi, Satoshi Ito, Kazushi Nakano, Kenji Kondo, Reiko Takeishi 1996-10-22
5515393 Semiconductor laser with ZnMgSSe cladding layers Katsuhiro Akimoto, Takao Miyajima, Masafumi Ozawa, Yuko Morinaga, Futoshi Hiei +2 more 1996-05-07
5506855 Semiconductor laser Akira Ishibashi, Shoji Kanamaru, Shunji Imanaga 1996-04-09
5375134 Semiconductor light emitting device Katsuhiro Akimoto 1994-12-20
5268918 Semiconductor laser Katsuhiro Akimoto 1993-12-07
5239552 Laser output unit Minoru Kojima, Mitsugu Terada, Seigoh Murakami, Takahiro Uchida 1993-08-24
5234842 Method of producing p-typed CdS Katsuhiro Akimoto, Masao Ikeda 1993-08-10