Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9381948 | Cowl top cover | Daisuke Takei, Norio Hayakawa, Naoto Onuma | 2016-07-05 |
| 9359010 | Cowl-top cover | Norio Hayakawa, Daisuke Takei, Naoto Onuma | 2016-06-07 |
| 6974378 | Ventilator | Mitsuaki Fujita | 2005-12-13 |