Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879347 | Graft polymerization preformer and method of manufacturing the same | Nobuyoshi Suzuki, Hiroshi Goto | 1989-11-07 |
| 4877841 | Graft polymerization preformer and method of manufacturing the same | Nobuyoshi Suzuki, Hiroshi Goto | 1989-10-31 |
| 4839423 | Method for production of graft resin composition | Nobuyoshi Suzuki, Hiroshi Goto | 1989-06-13 |
| 4839432 | Method of manufacturing a grafted resin composition | Nobuyoshi Suzuki, Hiroshi Goto | 1989-06-13 |