Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206293 | Rubber composition and crosslinkable rubber composition | Masato Sakai, Itsuki Umeda, Yoji Mori | 1993-04-27 |
| 5153255 | Process for preparing a rubber composition having two different molecular weights | Makoto Kondo, Fumio Tsutsumi, Isao Furuta | 1992-10-06 |