Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351396 | Method for producing electrical contact | Kazuo Sawada, Atsushi Nakamura | 1994-10-04 |
| 5272295 | Electric contact and method for producing the same | Kazuo Sawada, Atsushi Nakamura | 1993-12-21 |