Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11978292 | Vehicle noise inspection apparatus | Masato Nakano, Daiki Sato | 2024-05-07 |
| 9689506 | Hollow poppet valve | Koichi Homma, Jin Hasegawa | 2017-06-27 |
| 9175788 | Hollow poppet valve | Jin Hasegawa | 2015-11-03 |