Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176852 | Adhesive compositions | Masao Okamura | 1993-01-05 |
| 4840823 | Plastic film packaging material | Makoto Chigami, Sumio Ogihara, Hiroshi Hoaki, Masao Okamura | 1989-06-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176852 | Adhesive compositions | Masao Okamura | 1993-01-05 |
| 4840823 | Plastic film packaging material | Makoto Chigami, Sumio Ogihara, Hiroshi Hoaki, Masao Okamura | 1989-06-20 |