Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5851682 | Polyolefin resin composition and resin film | Kozo Kotani, Hideo Negawa, Taiichi Sakaya, Aki Kudo | 1998-12-22 |
| 5510404 | Stabilized resin composition | Kiyohiko Nakae, Kozo Kotani, Taiichi Sakaya | 1996-04-23 |