Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080120 | Method and apparatus of manufacturing annular concentric stranded bead cord | Yuichi Sano, Kenichi Okamoto | 2011-12-20 |
| 7775028 | Annular metal cord and endless metal belt | Hiroshi Sasabe, Yuichi Sano, Kenichi Okamoto, Koji Kato, Masaki Saito | 2010-08-17 |
| 7735307 | Annular concentric-lay bead cord | Hiroshi Sasabe, Kenichi Okamoto | 2010-06-15 |