Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069943 | Process for producing modified molded polymer article | Shigeyoshi Hara | 1991-12-03 |
| 5061521 | Process for producing modified molded polymer articles | Zen-ichiro Endo, Shigeyoshi Hara | 1991-10-29 |
| 5045362 | Process for producing modified molded polymer article | Shigeyoshi Hara | 1991-09-03 |
| 4918138 | Process for producing a colored molded article of metathesis polymerized polymer | Shigeyoshi Hara, Zen-ichiro Endo | 1990-04-17 |