Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11052800 | Seat core material | Keiichi Hashimoto, Katsunori HISAMATSU | 2021-07-06 |
| 10893750 | Method for producing seat core material, and seat core material | Motoaki Ueguri, Keiichi Hashimoto | 2021-01-19 |