Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875436 | Vehicle seat cushion core | Takamitsu Matsumoto | 2020-12-29 |
| 10807507 | Seat core material | Keiichi Hashimoto, Katsunori HISAMATSU | 2020-10-20 |
| 10717370 | Vehicle seat core member | Katsunori HISAMATSU, Keiichi Hashimoto | 2020-07-21 |