Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313514 | Hands free apparatus for land mobile radio telephone | — | 1994-05-17 |
| 5228092 | Voice transducer | Yasuji Nakamura | 1993-07-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313514 | Hands free apparatus for land mobile radio telephone | — | 1994-05-17 |
| 5228092 | Voice transducer | Yasuji Nakamura | 1993-07-13 |