HT

Hirokazu Takahashi

DD Ddk: 29 patents #2 of 97Top 3%
Canon: 21 patents #3,043 of 19,416Top 20%
HI Hitachi: 15 patents #2,636 of 28,497Top 10%
Tdk: 15 patents #373 of 3,796Top 10%
Pioneer: 10 patents #148 of 1,730Top 9%
MS Mitsubishi Hitachi Power Systems: 7 patents #49 of 970Top 6%
PC Petroleum Energy Center: 6 patents #1 of 180Top 1%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Kyocera: 3 patents #999 of 3,732Top 30%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
FU Fujikura: 2 patents #518 of 1,407Top 40%
MT Mitsui Chemicals Tohcello: 2 patents #21 of 76Top 30%
SO Sony: 1 patents #17,262 of 25,231Top 70%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
FS Furukawa Automotive Systems: 1 patents #140 of 269Top 55%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MP Mitsubishi Power: 1 patents #176 of 508Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
AC Autoliv Nissin Brake Systems Japan Co.: 1 patents #34 of 78Top 45%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
TC Teikoku Seiyaku Co.: 1 patents #82 of 150Top 55%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #9,685 of 4,157,543Top 1%
121
Patents All Time

Issued Patents All Time

Showing 101–121 of 121 patents

Patent #TitleCo-InventorsDate
6301431 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Yasutomo Suzuki, Masahiko Ogawa 2001-10-09
6084630 Multimode and audio data compression Yoichi Yamagishi 2000-07-04
6026272 Image forming apparatus having fixing apparatus with cleaning device Kensaku Kusaka, Akiyoshi Kimura, Minoru Nada, Ryuichi Iwanaga, Kazuhiko Ishiwata +3 more 2000-02-15
6019632 Mount of electrical connector Kazuyuki Ozai 2000-02-01
6014459 Image forming apparatus Masayoshi Taira, Yoshihiro Hosomi, Yoshio Mizuno, Tokuharu Kaneko, Satoshi Kaneko +6 more 2000-01-11
6005587 Method and apparatus for image magnification correction Tadashi Suzuki, Satoru Kutsuwada, Satoshi Kaneko, Hidehiko Asai, Masahiko Tominaga +2 more 1999-12-21
5956460 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Yasutomo Suzuki, Masahiko Ogawa 1999-09-21
5954541 Electrical connector and method for connecting cable to the same Kazuyuki Ozai 1999-09-21
5940583 Image forming apparatus Masayoshi Taira, Yoshihiro Hosomi, Yoshio Mizuno, Tokuharu Kaneko, Satoshi Kaneko +6 more 1999-08-17
5930001 Copier which rotates an image based on the recognition of an extracted character from various directions Akihiko Satoh, Yoshihiro Hosomi, Yoshio Mizuno, Tokuharu Kaneko, Satoshi Kaneko +6 more 1999-07-27
5834326 Process for producing a luminous element of group III nitride semi-conductor Mamoru Miyachi, Toshiyuki Tanaka, Yoshinori Kimura, Hitoshi Sato, Atsushi Watanabe +3 more 1998-11-10
5822075 Image forming apparatus having multiple sheet stacking units Satoshi Kaneko, Satoru Kutsuwada, Noriaki Matsui, Hiroyuki Kimura 1998-10-13
5809183 Method and apparatus for recognizing character information at a variable magnification Masahiro Serizawa, Yoshihiro Hosomi, Yoshio Mizuno, Tokuharu Kaneko, Satoshi Kaneko +6 more 1998-09-15
5715357 Reproducing apparatus Shigeo Yamagata, Hiroyuki Horii, Yasutomo Suzuki, Masahiko Ogawa 1998-02-03
5260738 Camera device and method for supplying a reduced level of energy to a charging device while energy is supplied to a secondary device Yoichi Yamagishi 1993-11-09
5185682 Recording and/or reproducing apparatus 1993-02-09
5179480 Still image reproducing system having means for causing a movement of the reproducing head 1993-01-12
5166804 Reproduction apparatus designating audio and/or video signals to be reproduced 1992-11-24
5164841 Recording apparatus for recording an audio and video signals 1992-11-17
5161070 Audio signal recording apparatus Tomotaka Muramoto, Hiroyuki Horii, Masashi Hori 1992-11-03
4233540 Magnetron for microwave oven Norio Tashiro 1980-11-11