Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349514 | Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities | Sanji Nishimura | 1982-09-14 |
| 4335528 | Sport shoes | — | 1982-06-22 |