Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351910 | Expandable styrene series resin composition and process for production thereof | Hatuo Sugitani, Yoshiyuki Mukoyama, Hiromasa Kawai | 1982-09-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351910 | Expandable styrene series resin composition and process for production thereof | Hatuo Sugitani, Yoshiyuki Mukoyama, Hiromasa Kawai | 1982-09-28 |