Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11601055 | Wireless communication module | Yu Ishiwata | 2023-03-07 |
| 10309515 | Bicycle rear sprocket | Toshinari Oishi, Tsuyoshi Fukumori | 2019-06-04 |
| 9061685 | Drive state control apparatus for vehicle | Kazutaka Kobayashi, Yoshiyuki Aoyama, Takeshige Miyazaki, Ryohei Shigeta, Tomoaki Kato +1 more | 2015-06-23 |
| 9057430 | Four-wheel drive vehicle | Masahiro Horaguchi, Hiroshi Takuno, Takashi Hosokawa | 2015-06-16 |
| 8825324 | Four-wheel-drive vehicle and control unit | Masahiro Horaguchi, Masaki Mita | 2014-09-02 |
| 8620546 | Drive state control apparatus for vehicle | Kazutaka Kobayashi, Yoshiyuki Aoyama, Takeshige Miyazaki, Ryohei Shigeta, Tomoaki Kato +1 more | 2013-12-31 |
| 8229640 | Drive force transmission apparatus, control method of drive force transmission apparatus, and limited slip differential | Ryouhei Shigeta, Hiroyuki Ando, Masaki Mita, Tomohiro Nozu | 2012-07-24 |
| 7581612 | Drive force distribution device and method for distributing drive force | Ryouhei Shigeta, Tomoaki Kato, Tsuyoshi Murakami, Yasushi Yamada, Tadashi Yoshioka +1 more | 2009-09-01 |
| 7553257 | Drive force distribution device and method for distributing drive force | Ryouhei Shigeta, Tomoaki Kato, Tsuyoshi Murakami, Tadashi Yoshioka, Shunzo Tanaka | 2009-06-30 |
| 7490690 | Control device for front-and-rear wheel drive vehicle | Yasushi Yamada | 2009-02-17 |
| 7270205 | Vehicle drive device, and front-and-rear wheel-driven vehicle formed of the device | Toshifumi Sakai, Naoyuki Sakai, Hiroshi Takuno, Hiroshi Kushino | 2007-09-18 |
| 7258185 | Drive power transmission equipment | Tsuyoshi Murakami, Akira Kodama | 2007-08-21 |
| 7257474 | Steering system for vehicle | Hiroaki Kato, Shinji Takeuchi, Minekazu Momiyama, Tsuyoshi Murakami | 2007-08-14 |
| 6935455 | Drive system control method and drive power transmission control system for vehicle | Tsuyoshi Murakami | 2005-08-30 |
| 6907953 | Driving force distribution control device and driving force distribution method for four-wheel drive vehicle | Ryohei Shigeta, Tsuyoshi Murakami | 2005-06-21 |
| 6864652 | Drive system for automotive vehicle of front-and-rear wheel drive type | Seitoku Kubo, Tadanobu Kumagai, Toshifumi Sakai, Naoyuki Sakai | 2005-03-08 |
| 6745885 | Power distribution control apparatus for four-wheel drive vehicle and a method for controlling the apparatus | Tsuyoshi Murakami | 2004-06-08 |
| 5467281 | Controller for power steering apparatus | Shigeo Iwashita, Takashi Shirai | 1995-11-14 |
| 5103926 | Power steering apparatus with electric motor | Kazumasa Kodama, Yoshiharu Amano, Yukio Okamura | 1992-04-14 |
| 4794536 | Steering angle detection device | Kunihiko Eto, Yutaka Mori | 1988-12-27 |
| 4781263 | Steering force controller for power steering device | Kunihiko Eto, Yutaka Mori | 1988-11-01 |
| 4747055 | Driving status discrimination device for a motor vehicle | Kunihiko Eto, Yutaka Mori, Shigeo Tanooka | 1988-05-24 |
| 4662466 | Steering force controller for a power steering apparatus | Kunihiko Eto, Yutaka Mori | 1987-05-05 |