Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195944 | Excavator | Jitsutaka Takeo | 2025-01-14 |
| 12188201 | Excavator | Masaaki Yamamoto | 2025-01-07 |
| 12179614 | Excavator | — | 2024-12-31 |
| 4617831 | Push button type tuner | Tamaki Ohashi, Tsunefusa Suzuki, Nobuya Hoshi, Hisao Fujimura, Hiromitu Ui | 1986-10-21 |