Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281119 | Apparatus for the production of foamed polyolefin sheets | Shoji Iwano, Yoshihisa Ishihara | 1994-01-25 |
| 5281377 | Process for the production of foamed polyolefin sheets | Shoji Iwano, Yoshihisa Ishihara | 1994-01-25 |
| 4810316 | Process for producing a foamed base material for car ceiling member | Nobuyoshi Shimayashiki, Akira Adachi | 1989-03-07 |