KT

Keiji Tanaka

Sumitomo Electric Industries: 71 patents #74 of 21,551Top 1%
SI Sanyo Chemical Industries: 10 patents #6 of 607Top 1%
Shell Oil Compny: 9 patents #321 of 4,423Top 8%
Canon: 6 patents #8,497 of 19,416Top 45%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
KD Kdd: 4 patents #10 of 96Top 15%
NT NTT: 3 patents #1,627 of 4,871Top 35%
TS Tokyo Metropolitan Institute Of Medical Science: 3 patents #15 of 122Top 15%
KU Kyushu University: 3 patents #30 of 186Top 20%
KS Kdd Submarine Cable Systems: 2 patents #12 of 42Top 30%
IC Idemitsu Kosan Co.: 2 patents #509 of 1,237Top 45%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
KD Kddi: 2 patents #137 of 396Top 35%
NI Nissan Chemical Industries: 2 patents #451 of 1,150Top 40%
TC Taiho Kogyo Co.: 1 patents #179 of 332Top 55%
TB Takara Bio: 1 patents #118 of 224Top 55%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Air Conditioning Systems Co.: 1 patents #4 of 23Top 20%
HA Hitachi Appliances: 1 patents #56 of 109Top 55%
KS Kddi Submarine Cable Systems: 1 patents #11 of 27Top 45%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
OC Otsuka Pharmaceutical Co.: 1 patents #681 of 1,273Top 55%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SK Showa Shell Sekiyu K.K.: 1 patents #27 of 82Top 35%
SL Sumitomo Pharmaceuticals Company Limited: 1 patents #135 of 327Top 45%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
SC Sun-S Co.: 1 patents #2 of 13Top 20%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Overall (All Time): #7,227 of 4,157,543Top 1%
139
Patents All Time

Issued Patents All Time

Showing 126–139 of 139 patents

Patent #TitleCo-InventorsDate
5124769 Thin film transistor Kenji Nakazawa, Shiro Suyama, Kinya Kato 1992-06-23
5112903 Articles molded from moisture shrinkable resins Megumu Sakakibara, Youji Fujiura 1992-05-12
4776997 Thickness-correcting coating method Naoyoshi Chino, Tsunehiko Sato, Kenichi Fukumura, Yasuhito Hiraki 1988-10-11
4675261 Electrophotographic process with a photoconductive screen Katsunobu Ohara, Yujiro Ando, Inao Moriyama 1987-06-23
4637567 Device for continuously cutting and winding a web Hatsuo Honryo, Takeri Koga 1987-01-20
4466164 Supercalendering apparatus Eiichi Tadokoro, Isao Yamamoto 1984-08-21
4428664 Method and device for cleaning photosensitive screen in an image forming apparatus Tadashi Sato 1984-01-31
4340296 Electrophotographic apparatus Katsunobu Ohara, Yujiro Ando, Inao Moriyama 1982-07-20
4332876 Electrophotographic screen Katsunobu Ohara, Yujiro Ando, Inao Moriyama 1982-06-01
4324177 Calender roll for supercalender Nobuo Tsuji, Masaaki Fujiyama, Hiromi Nakahara, Eiichi Tadokoro, Isao Yamamoto 1982-04-13
4298268 Method and device for cleaning photosensitive screen in an image forming apparatus Tadashi Sato 1981-11-03
4262999 Method and device for cleaning photosensitive screen in an image forming apparatus Tadashi Sato 1981-04-21
4255507 Electrophotographic screen process Katsunobu Ohara, Yujiro Ando, Inao Moriyama 1981-03-10
4189206 Optical switching device Kiyoshi Terai, Kazuo Yakuwa, Shinya Okuda, Takashi Ishikawa 1980-02-19