AI

Akira Ishii

FI Fujifilm Business Innovation: 25 patents #254 of 5,238Top 5%
KS Kyocera Document Solutions: 11 patents #290 of 1,545Top 20%
HD Hitachi Displays: 8 patents #124 of 752Top 20%
Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
FC Funai Electric Co.: 7 patents #142 of 943Top 20%
JD Japan Display: 7 patents #421 of 1,204Top 35%
ND Ntt Docomo: 7 patents #371 of 1,706Top 25%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
TC Tsubakimoto Chain: 6 patents #72 of 593Top 15%
NC Nippon Zoki Pharmaceutical Co.: 5 patents #14 of 156Top 9%
FL Fujitsu Optical Components Limited: 5 patents #20 of 126Top 20%
HS Hitachi Automotive Systems: 5 patents #333 of 1,636Top 25%
Kubota: 5 patents #404 of 2,059Top 20%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
SC Sankyo Holdings Co.: 3 patents #223 of 700Top 35%
HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
NC Nippon Air Brake Co.: 3 patents #18 of 107Top 20%
HC Hitachi Device Engineering Co.: 3 patents #147 of 514Top 30%
SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
HC Hitachi Software Engineering Co.: 3 patents #54 of 502Top 15%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
DA Daihen: 2 patents #124 of 305Top 45%
NS National Institute For Materials Science: 2 patents #189 of 901Top 25%
NT NTT: 2 patents #2,095 of 4,871Top 45%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
NS Nippon A B S: 1 patents #2 of 10Top 20%
NM Nec Machinery: 1 patents #1 of 11Top 10%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
AI Aipore: 1 patents #9 of 11Top 85%
KU Keio University: 1 patents #190 of 781Top 25%
HC Hosokawa Yoko Co.: 1 patents #55 of 121Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TE Tokyo Shibaura Electric: 1 patents #96 of 337Top 30%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
Canon: 1 patents #14,899 of 19,416Top 80%
HI Hirata: 1 patents #76 of 174Top 45%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
DC Dan Co.: 1 patents #5 of 12Top 45%
📍 Osaka, JP: #16 of 258 inventorsTop 7%
Overall (All Time): #6,474 of 4,157,543Top 1%
147
Patents All Time

Issued Patents All Time

Showing 126–147 of 147 patents

Patent #TitleCo-InventorsDate
D335862 Portable engine generator Tadashi Kusunoki 1993-05-25
5152124 Apparatus for filling and sealing bags Satoshi Mino, Shigehisa Shimizu, Kazuo Okutsu 1992-10-06
5137505 Bag-making apparatus with adjustable fold guides Yoshiyuki Ishii, Shigehisa Shimizu 1992-08-11
5103780 Valve timing control system for internal combustion engine 1992-04-14
D314743 Portable engine generator 1991-02-19
4986235 Oil pan for internal combustion engine Takashi Terui, Toyoki Hiraoka, Yuichi Murakami 1991-01-22
4985453 Parabanic acid derivatives and pharmaceutical compositions thereof Masahiro Yamakawa, Yoshio Toyomaki 1991-01-15
4907546 Air-cooled type cooling system for engine working machine assembly Koji Iwai, Ryoichi Ito, Osamu Murakami 1990-03-13
4856470 Engine working machine assembly with soundproof cover Ryoichi Ito 1989-08-15
4844558 Brake fluid pressure control apparatus in skid control system Katsumi Maehara, Bernward Boening, Yoshifumi Akakabe 1989-07-04
4776218 Pressure sensing device Takao Sawa, Masaki Sahashi, Susumu Hashimoto 1988-10-11
4749237 Hydraulic cylinder with control valve Hitoshi Kubota, Teluo Yambe 1988-06-07
D293904 Power generator Osamu Murakami, Hisato Katoh, Masakazu Shiotsuki, Kenzi Ueno 1988-01-26
4713969 Differential pressure transmission apparatus 1987-12-22
4709968 Fluid pressure control apparatus for reducing swing or fall of vehicle body due to braking during backwards running of vehicle Ryuichi Tanaka 1987-12-01
4709993 Liquid crystal color display device having plural color filters per segment electrode Shigeru Matsuyama, Mikio Kanazaki, Norio Aoki 1987-12-01
4708954 Hypogylcemic oxaluric acid derivatives Kazuharu Ienaga, Ko Nakamura 1987-11-24
4683240 Pharmaceutical composition containing an imidazolidinetrione derivative or pharmaceutically acceptable salt thereof Kazuharu Ienaga, Ko Nakamura 1987-07-28
4571006 Brake pressure control valve of a double piping system Hitoshi Kubota, Teluo Yambe, Toshiyuki Takahashi 1986-02-18
4519255 Pressure transducer 1985-05-28
4431683 Process for producing transparent electroconductive film Ken Sasaki, Kiyoshige Kinugawa, Yoshio Hanada, Keiichi Aoki, Masaharu Koyama 1984-02-14
4190796 Pressure detecting apparatus having linear output characteristic 1980-02-26