Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406845 | Method for restoration and re-utilization of discharged gas and arrangement employed therefor | Ikuo Oyobe | 1983-09-27 |
| 4370283 | Process for vulcanization of elastomer products | Toshio Arimatsu | 1983-01-25 |