Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8315379 | Single transducer full duplex talking circuit | Gontaro Kitazumi | 2012-11-20 |
| 7881483 | Two-way communications device having a single transducer | Yasuhiro Kume | 2011-02-01 |
| 7826805 | Automatic-switching wireless communication device | Yasuhiro Kume | 2010-11-02 |
| 7072476 | Audio headset | Donald R. White | 2006-07-04 |
| D458244 | Headset with loopdown band | — | 2002-06-04 |
| D458245 | Headset with loopback band | — | 2002-06-04 |