Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796043 | Differential device | Isao Hirota | 2023-10-24 |
| 11731506 | Driving system of electric vehicle | Isao Hirota | 2023-08-22 |
| 10781904 | Differential apparatus | Isao Hirota, Yousuke Kawai, Noboru Higano | 2020-09-22 |
| 6413183 | Power transmission apparatus | Yasuhiko Ishikawa, Hiroshi Nohara, Toshio Shiba, Naoshi Mogami, Katsumi Tanaka +9 more | 2002-07-02 |