OA

Osamu Arai

NM Nihon Micronics: 11 patents #10 of 171Top 6%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
HM Hitachi Medical: 5 patents #140 of 680Top 25%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
NK Nippon Kogaku K.K.: 1 patents #221 of 382Top 60%
NL Nissei Limited: 1 patents #25 of 53Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
KC Kaken Co.: 1 patents #3 of 30Top 10%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Tochigi, JP: #103 of 2,789 inventorsTop 4%
Overall (All Time): #101,183 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5232027 Apparatus for serving soft ice cream or the like Toshinori Tanaka, Taizo Karasawa 1993-08-03
5121597 Gas turbine combustor and methodd of operating the same Haruo Urushidani, Seiichi Kirikami, Isao Sato, Nobuo Shimizu, Akira Shimura +5 more 1992-06-16
5107673 Method for detecting combustion conditions in combustors Isao Sato, Seiichi Kirikami, Akira Shimura, Fumiyuki Hirose, Hiroshi Inose +1 more 1992-04-28
5024055 Device for detecting combustion conditions in combustors Isao Sato, Seiichi Kirikami, Akira Shimura, Fumiyuki Hirose, Hiroshi Inose +1 more 1991-06-18
5016443 Fuel-air premixing device for a gas turbine Nobuo Shimizu, Michio Kuroda, Seiichi Kirikami, Isao Sato 1991-05-21
4907406 Combined gas turbine plant Seiichi Kirikami, Isao Sato, Fumiyuki Hirose, Nobuyuki Iizuka 1990-03-13
4829764 Combustion air flow rate adjusting device for gas turbine combustor Nobuyuki Iizuka, Katsukuni Hisano, Katsuo Wada, Fumiyuki Hirose 1989-05-16
4737905 Apparatus employing coordinate system and nonlinear transformations for moving a driven member in response to an operating member Masahito Yoshida, Hiroko Tsuchida, Mieko Murayama 1988-04-12
4677822 Gas turbine combustor Nobuyuki Iizuka, Katsukuni Hisano, Katsuo Wada, Masashi Kunihiro, Fumiyuki Hirose +4 more 1987-07-07