Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861816 | Polyvinyl chloride resin composition for powder molding | Masanori Kobayashi, Isao Matsuura, Akira Wakatsuki | 1989-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861816 | Polyvinyl chloride resin composition for powder molding | Masanori Kobayashi, Isao Matsuura, Akira Wakatsuki | 1989-08-29 |