Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822560 | Copper alloy and method of manufacturing the same | Yoshimasa Oyama, Masato Asai, Toru Tanigawa, Shoji Shiga | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822560 | Copper alloy and method of manufacturing the same | Yoshimasa Oyama, Masato Asai, Toru Tanigawa, Shoji Shiga | 1989-04-18 |