Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8462957 | Hearing aid and method of controlling volume of hearing aid | Shigekiyo Fujii, Hiroshi Kondo, Yasushi Ueda, Yasushi Imamura | 2013-06-11 |
| 7843337 | Hearing aid | Akira Ochi | 2010-11-30 |
| 7636472 | Image quality correction apparatus and image quality correction method | — | 2009-12-22 |
| 7142712 | Automatic tone correction apparatus, automatic tone correction method, and automatic tone correction program storage mediums | Fumio Fujimura | 2006-11-28 |