Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7581612 | Drive force distribution device and method for distributing drive force | Ryouhei Shigeta, Tomoaki Kato, Akihiro Ohno, Tsuyoshi Murakami, Yasushi Yamada +1 more | 2009-09-01 |
| 7553257 | Drive force distribution device and method for distributing drive force | Ryouhei Shigeta, Tomoaki Kato, Akihiro Ohno, Tsuyoshi Murakami, Tadashi Yoshioka | 2009-06-30 |
| 5270930 | Four wheel driving vehicle of a front/rear wheel differential operation limiting type | Masayoshi Ito, Kaoru Sawase, Kenichiro Shinada, Yoshihito Ito, Keiji Suzuki | 1993-12-14 |