Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808223 | Silver/metal oxide material for electrical contacts and method of producing the same | Ryoji Ozaki, Hisaji Shinohara, Takashi Nara, Hajime Yoshida | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808223 | Silver/metal oxide material for electrical contacts and method of producing the same | Ryoji Ozaki, Hisaji Shinohara, Takashi Nara, Hajime Yoshida | 1989-02-28 |