TK

Tooru Koyama

TC Toyoda Gosei Co.: 16 patents #122 of 2,296Top 6%
NC Nissin Kogyo Co.: 2 patents #101 of 334Top 35%
FL Fujitsu General Limited: 1 patents #189 of 325Top 60%
JA Jatco: 1 patents #458 of 871Top 55%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #197,229 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8678521 Vehicular brake control system for vehicle Tetsuya Hasegawa, Genichi Hatakoshi 2014-03-25
7909140 Lubricating structure of planetary gear mechanism Tsuyoshi Sugihara, Takamitsu Niibune 2011-03-22
7331640 Vehicular brake control apparatus and control method therefor 2008-02-19
6892607 Steering wheel Mikine Hayashi, Atsushi Nagata, Minoru Hashimoto 2005-05-17
6557364 Air conditioner Yoshihiro Gunji, Shinji Tateyama, Yukihiko Imai, Takehiro Hatanaka, Yasuhiro Aketa 2003-05-06
6386063 Steering wheel Mikine Hayashi, Atsushi Nagata, Minoru Hashimoto 2002-05-14
6235227 Process of manufacturing a steering wheel Tadashi Yamamoto, Mikine Hayashi, Atsushi Nagata 2001-05-22
6216556 Steering wheel Tadashi Yamamoto, Mikine Hayashi, Atsushi Nagata 2001-04-17
6065366 Steering wheel Tadashi Yamamoto, Mikine Hayashi, Atsushi Nagata 2000-05-23
5957489 Steering wheel Masayasu Sahara, Tadashi Yamamoto, Atsushi Nagata 1999-09-28
5921147 Steering wheel mounting assembly Atsushi Nagata, Akio Hosoi 1999-07-13
5901615 Steering wheel for motor vehicles Yuichi Itoh, Akira Uchiyama, Motoshi Matsuura, Yoshio Yamazaki, Tsugunori Sugiura +5 more 1999-05-11
5878629 Steering wheel assembly Atsushi Nagata, Akio Hosoi 1999-03-09
5871234 Steering wheel with air bag unit Norio Umemura, Atsushi Nagata, Tsuneki Wakamatsu, Takashi Usugi 1999-02-16
5816112 Steering wheel Akio Hosoi, Atsushi Nagata 1998-10-06
5791682 Air bag device with air bag and inflation mounting structure Tetsushi Hiramitsu, Koji Shiraki, Kazutoshi Hayashi, Atsushi Nagata, Katsunobu Sakane +4 more 1998-08-11
5782140 Steering wheel core metal unit Kenji Mori 1998-07-21
5768948 Steering wheel Akio Hosoi, Atsushi Nagata 1998-06-23
5765865 Mounting structure for steering wheel Atsushi Nagata, Akio Hosoi 1998-06-16
5727811 Steering wheel with air bag device Atsushi Nagata 1998-03-17
5716068 Steering wheel Masayasu Sahara, Tadashi Yamamoto, Atsushi Nagata 1998-02-10
5593178 Steering wheel with air bag and horn switch Ichizou Shiga, Atsushi Nagata, Katsunobu Sakane 1997-01-14