Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078941 | Process for the production of a resin-laminated rubber closure for a medical vial | Yutaka Tatsumi, Tatsuya Matsunaga, Denpei Sudo, Tamotsu Okuda | 1992-01-07 |
| 4915243 | Resin-laminated rubber closure for a medical vial | Yutaka Tatsumi, Tatsuya Matsunaga, Denpei Sudo, Tamotsu Okuda | 1990-04-10 |