Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9279491 | Resin gear, and method and apparatus for producing the same | Shizuo Itani | 2016-03-08 |
| 9162379 | Resin rotating body and manufacturing method for resin rotating body | Shizuo Itani | 2015-10-20 |
| 5021105 | Copper alloy for electronic instruments | Makoto Asai, Yoshimasa Ohyama, Tohru Tanigawa, Shoji Shiga | 1991-06-04 |
| 4822560 | Copper alloy and method of manufacturing the same | Yoshimasa Oyama, Masato Asai, Toru Tanigawa, Shoji Shiga | 1989-04-18 |
| 4732731 | Copper alloy for electronic instruments and method of manufacturing the same | Makoto Asai, Shoji Shiga, Toru Tanigawa, Yoshimasa Oyama | 1988-03-22 |