Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344881 | Rubber compositions and vulcanized rubber compositions | Keisaku Yamamoto, Yoshio Tanimoto, Noriyasu Yasuda | 1994-09-06 |
| 5292825 | Vulcanizable epoxy group-containing elastomer composition | Keisaku Yamamoto, Hideaki Yamada | 1994-03-08 |