Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352309 | Crankshaft | Tatsuhiko Abe, Manabu Kubota, Motoichi Murakami, Takashi Koyama, Yusuke Morita +3 more | 2025-07-08 |
| 12031577 | Crankshaft and method of manufacturing the same | Tatsuhiko Abe, Masato YUYA | 2024-07-09 |
| 11827963 | Roughly-shaped steel material for nitrided part, and nitrided part | Masato YUYA, Hiroaki Tahira, Kison NISHIHARA | 2023-11-28 |