IT

Isamu Takahashi

Honda Motor Co.: 10 patents #2,048 of 21,052Top 10%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
MI Mutoh Industries: 4 patents #2 of 72Top 3%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
TI Trinity Industrial: 1 patents #107 of 241Top 45%
UC Ube-Nitto Kasei Co.: 1 patents #36 of 70Top 55%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
Overall (All Time): #159,651 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12383986 Welding work measurement system Akihide Tanaka, Xudong Zhang, Naoya Okizaki 2025-08-12
12092525 Work measurement system, education system, and quality control system Akihide Tanaka, Hiroshi Yoshikawa, Shinya Kaneko, Naoya Okizaki, Xudong Zhang +1 more 2024-09-17
11458910 Wire harness unit Seiya Tanji, Yuji Tanaka, Hiroki Yuasa 2022-10-04
11433832 Grommet Yusuke Kanna, Hiroki Yuasa 2022-09-06
10702944 Alloy structure and method for producing alloy structure Takahiko Kato, Kousuke Kuwabara, Tadashi Fujieda, Kinya Aota, Hiroyuki Satake +2 more 2020-07-07
10576538 Alloy structure and method for producing alloy structure Takahiko Kato, Kousuke Kuwabara, Tadashi Fujieda, Kinya Aota, Kenji Yamaga +2 more 2020-03-03
9738985 Immersion-type surface treatment tank Kazutaka Nagasaka, Keiichi Fujiwara, Kenichi Furuta, Suguru Nakamura, Akio Takada +1 more 2017-08-22
8025138 Multi-plate clutch system Kei Yoshinaga, Toshiharu Akutsu, Kazumitsu Yamamoto, Yoshiki Nagahashi 2011-09-27
7735616 Dog clutch Yoshiki Nagahashi, Kazumitsu Yamamoto 2010-06-15
7690489 Clutch including damper springs Kei Yoshinaga, Masaki Yoneyama, Yoshiki Nagahashi, Ken Yamanaka, Kazumitsu Yamamoto 2010-04-06
7438031 Layout structure of hydraulic control valve for valve train in internal combustion engine Naoki Kono 2008-10-21
7267094 Lubrication system of small vehicle engine Yuichi Tawarada, Eiko Shiozaki 2007-09-11
7267095 Power unit having crankcase to which auxiliary machine is fitted, and motorcycle having power unit Yuichi Tawarada 2007-09-11
7237514 Piston cooling device Yuichi Tawarada 2007-07-03
7121249 Lubrication system and method, and engine incorporating same Yasunobu Hamada 2006-10-17
6832590 Internal combustion engine Katsutaka Hattori, Katsuhiro Nakamichi 2004-12-21
5539326 Method for testing the wiring or state of a liquid crystal display and thin film transistor Tadashi Oshimi 1996-07-23
5528163 Method of inspecting cells of liquid crystal display 1996-06-18
5480712 Non-hollow adsorbent porous fiber Shigeki Hayashi, Yoshio Iida 1996-01-02
5443194 Method of cutting sheet for plotter 1995-08-22
5428300 Method and apparatus for testing TFT-LCD Tadashi Oshimi 1995-06-27
5239315 Penstocker of automatic drafting machine 1993-08-24
5179393 Automatic lead feeding apparatus of automatic drafting machine 1993-01-12
5152361 Motorcycle Takashi Hasegawa, Yutaka Machida, Akira Hayashi, Hirokazu Komuro, Michio Asumi 1992-10-06
4991300 Lead automatic supply device for X-Y plotter 1991-02-12