Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11815171 | Differential device | Masashi Aikawa, Ken Tsuchino | 2023-11-14 |
| 10415682 | Differential case | Isao Hirota, Noboru Higano | 2019-09-17 |
| 8147371 | Differential gear | Isao Hirota, Motoyuki Sakurai | 2012-04-03 |
| 7326142 | Partition structure of power train device | Kazuhiro Ohzeki, Hiroaki Kashiwazaki, Noboru Higano, Manabu Endo, Takayuki Matsumoto +3 more | 2008-02-05 |
| 7056256 | Differential apparatus | — | 2006-06-06 |
| 5728024 | Differential apparatus | Makoto Ishizuka, Sakuo Kurihara, Yasuhiko Ishikawa | 1998-03-17 |
| 5713812 | Differential apparatus | Kenji Hiraishi | 1998-02-03 |