Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701779 | Polyurethane | Akihiro Shirai, Shinichi Kimizuka, Mitsuhiro Nakamura | 2017-07-11 |
| 9701780 | Polyurethane | Akihiro Shirai, Shinichi Kimizuka, Mitsuhiro Nakamura | 2017-07-11 |