Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10549663 | Seat fitted with garnish | Akira Shirai, Yohei URABE | 2020-02-04 |
| 10414298 | Vehicle seat | Makoto Shibuya, Akira Shirai, Yuma Oga | 2019-09-17 |
| 10399472 | Seat fitted with garnish | Akira Shirai, Yohei URABE | 2019-09-03 |
| 9981583 | Vehicle seat | Yasuhiro Tsuji, Kenro Azuma | 2018-05-29 |