Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7310500 | Emergency notification device in radio communication apparatus | — | 2007-12-18 |
| 6993304 | Signal-input status display device for multi-band receiver | Soichiro Kawasaki | 2006-01-31 |
| 6542759 | Radio communication apparatus and method for radio communication | Hideo Takei | 2003-04-01 |
| 6509846 | Key matrix circuit | — | 2003-01-21 |
| 6188891 | Radio communication apparatus and method for radio communication | Hideo Takei | 2001-02-13 |
| 5627449 | Electronic device, battery pack and charger for the battery pack | — | 1997-05-06 |