Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851245 | Smokable synthetic food-packaging film | Nobuyuki Hisazumi, Shinichiro Funabashi | 1989-07-25 |
| 4764406 | Smokable synthetic food-packaging film | Nobuyuki Hisazumi, Shinichiro Funabashi | 1988-08-16 |