KT

Kazuhiko Takahashi

HI Hitachi: 21 patents #1,645 of 28,497Top 6%
OL Olympus: 15 patents #233 of 3,097Top 8%
OC Oki Electric Industry Co.: 11 patents #110 of 2,807Top 4%
GL Glory: 10 patents #16 of 385Top 5%
OS Olympus Medical Systems: 9 patents #57 of 833Top 7%
ND Ntt Docomo: 7 patents #371 of 1,706Top 25%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
UN Unknown: 5 patents #3,065 of 83,584Top 4%
Canon: 5 patents #9,253 of 19,416Top 50%
NC Nisshin Steel Co.: 5 patents #59 of 514Top 15%
FI Fujifilm Business Innovation: 4 patents #1,993 of 5,238Top 40%
BC Banyu Pharmaceutical Co.: 4 patents #93 of 330Top 30%
MS Mitsubishi Hitachi Power Systems: 3 patents #197 of 970Top 25%
DC Dainippon Sumitomo Pharma Co.: 3 patents #29 of 256Top 15%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
SC Sumitomo Dainippon Pharma Co.: 2 patents #52 of 206Top 30%
TT Tokyo Institute Of Technology: 2 patents #232 of 1,159Top 25%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
UN Unicharm: 1 patents #390 of 624Top 65%
AS Astrazeneca: 1 patents #11 of 66Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
NC Nippon Steel Nisshin Co.: 1 patents #52 of 93Top 60%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
MP Mitsubishi Power: 1 patents #176 of 508Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
📍 Kasai, JP: #13 of 5,842 inventorsTop 1%
Overall (All Time): #10,066 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 101–119 of 119 patents

Patent #TitleCo-InventorsDate
6624372 Gas insulated switchgear Takemasa Ogawa, Mamoru Okabe 2003-09-23
6598185 Pattern data inspection method and storage medium Showgo Matsui, Katsuji Tabara, Kunihiko Shiozawa, Yoshiharu Ootani, Syuzi Katase 2003-07-22
6515247 Gas insulated switchgear Keiichi Tsuzura, Junzo Kida, Minoru Yabuki 2003-02-04
6399911 Gas insulated switchgear apparatus Keiichi Tsuzura, Junzo Kida, Minoru Yabuki, Yasuhito Watanabe 2002-06-04
6337452 Gas insulated switchgear with flange-spacer assembly Keiichi Tsuzura, Junzo Kida, Minoru Yabuki 2002-01-08
6278073 Gas insulated switching apparatus Keiichi Tsuzura, Junzo Kida, Minoru Yabuki, Yasuhito Watanabe 2001-08-21
6219225 Gas insulated switch gear and method for assembling therefor Keiichi Tsuzura, Junzo Kida, Minoru Yabuki 2001-04-17
6201744 Semiconductor memory circuit and redundancy control method 2001-03-13
6188034 Gas insulated switchgear with flange-spacer assembly Keiichi Tsuzura, Junzo Kida, Minoru Yabuki 2001-02-13
5894135 Superconductor device Tetsuya Yamamoto, Hiroshi Suzuki, Kenichi Kawaguchi, Seiji Suzuki, Yorinobu Yoshisato 1999-04-13
5851470 Method of producing a plate-like material with a resinous member for a window Seiichi Yokota, Hideyuki Hashimoto 1998-12-22
5600415 Image forming apparatus with developing bias control 1997-02-04
5576920 Electrostatic destruction preventing circuit and receiving apparatus having the same Tadashi Kosuga, Yoshimi Tsuboi 1996-11-19
5529602 Sintered iron alloy resistant to abrasion at high temperature and method of manufacturing the same Kei Ishii, Yoshimasa Aoki, Hideaki Kawata, Akira Fujiki, Katsuyuki Nakamura 1996-06-25
5374947 Laser beam printer capable of changing scanning density and paper transport speed Yukinori Sezaki, Hideki Furuta 1994-12-20
5311469 Semiconductor memory device Satoru Hoshi, Masami Masuda 1994-05-10
5298958 Image forming apparatus 1994-03-29
4774755 Magnetic head and process for producing same Yorinobu Yoshisato, Hideki Yoshikawa, Kazuhiko Taketa, Isao Yasuda, Kenji Kubota 1988-10-04
4719527 Composite magnetic head having accurately aligned gaps Yorinobu Yoshisato, Hideki Yoshikawa, Kazuhiko Taketa, Isao Yasuda, Kenji Kubota 1988-01-12