Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889677 | Process for curing tire employing a bladder lubricant | Seisuke Tomiya | 1989-12-26 |
| 4814214 | Process for molding and vulcanizing rubber products | Seisuke Tomita | 1989-03-21 |