Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318812 | Resin composition and food packaging materials formed therefrom | Kazuhiko Hirose, Nobuyuki Hisazumi, Hiroyuki Ohba, Hideaki Tanaka | 1994-06-07 |
| 5270372 | Resin composition and food packaging materials formed therefrom | Kazuhiko Hirose, Nobuyuki Hisazumi, Hiroyuki Ohba, Hideaki Tanaka | 1993-12-14 |
| 4851245 | Smokable synthetic food-packaging film | Nobuyuki Hisazumi, Yoshihiko Tomioka | 1989-07-25 |
| 4764406 | Smokable synthetic food-packaging film | Nobuyuki Hisazumi, Yoshihiko Tomioka | 1988-08-16 |
| 4320175 | Laminated film | Nobuyuki Hisazumi, Katsuhiko Sugeno | 1982-03-16 |