Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335507 | Method for making a tri-metallic composite electrical contact | — | 1982-06-22 |
| 4321618 | Reproducing system for video tape recorders | Koichi Hirose | 1982-03-23 |
| 4309461 | Method of compounding decorative precious metal alloy selectively onto austenite stainless steel article | — | 1982-01-05 |