Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385557 | Differential apparatus | Isao Hirota, Noboru Uchida, Daisuke Umetsu, Koji Takahashi, Koki Yamamoto +1 more | 2025-08-12 |
| 11649885 | Differential apparatus | Isao Hirota, Noboru Higano | 2023-05-16 |
| 10781904 | Differential apparatus | Isao Hirota, Noboru Higano, Kazutaka Kawata | 2020-09-22 |