Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D698026 | Bone conductive hearing aid | Nobuaki Kuwata | 2014-01-21 |
| 5896643 | Method of working press die | — | 1999-04-27 |
| 5769308 | Welding material for use in hard-facing and method of determining components thereof | Tsuyoshi Kokusho, Hideaki Ikeda, Masanobu Ishikawa, Hideo Nakamura, Shigeru Ohno +1 more | 1998-06-23 |
| 5361968 | Method of manufacturing metallic press die | Noboru Nishikawa, Tsuyoshi Kawase, Masami Watanabe | 1994-11-08 |