Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000889 | Process for preparing polyamide film | Akito Hamano, Katsuaki Kuze, Kunio Takeuchi, Hajime Suzuki, Osamu Makimura +1 more | 1991-03-19 |
| 4230767 | Heat sealable laminated propylene polymer packaging material | Tsutomu Isaka, Yukinobu Miyazaki | 1980-10-28 |