Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866101 | Rubber composition for producing sponge rubber product | Tadanobu Iwasa, Masataka Sasayama, Isao Kurimoto | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866101 | Rubber composition for producing sponge rubber product | Tadanobu Iwasa, Masataka Sasayama, Isao Kurimoto | 1989-09-12 |