Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252031 | Production process for producing polyurethane elastic material and elastic yarn | Kenji Tamura, Mitsuhiko Yoshimoto | 2001-06-26 |
| 5762944 | Antithrombotic resin, antithrombotic tube, antithrombotic film and antithrombotic coat | Fujio Inoue, Masamitsu Izumi, Satoru Hayashi, Kunihiro Fukuoka | 1998-06-09 |
| 5053464 | Polyurethane containing metal phthalocyanine in the main chain | Hirofusa Shirai, Naomi Masuda, Tatsuya Hongu | 1991-10-01 |