Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7678427 | Process for producing aging-resistant rubber material | Mitsuyasu Nakajima | 2010-03-16 |
| 6951899 | Blend compositions of hard and soft crosslinkable acrylate copolymers | — | 2005-10-04 |
| 6329551 | Phenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituent | Akihiko Toda | 2001-12-11 |
| 6093853 | Phenylenediamine derivative, production method thereof and antioxidant for rubber using it as effective constituent | Akihiko Toda | 2000-07-25 |