Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621051 | Process for preparation of polyurethane-polycarbodiimide foam | Yasuo Imashiro, Eiji Sasaki, Shiro Nagahata, Kiyotake Morimoto | 1997-04-15 |
| 5436278 | Melamine resin foam, process for production thereof and melamine/formaldehyde condensate | Yasuo Imashiro, Shun Hasegawa | 1995-07-25 |