Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D473206 | Combined disc player with radio receiver and tape recorder | Hidefumi Goto | 2003-04-15 |
| D441375 | Editor for sound and visual data | Toshiyuki Hisatsune | 2001-05-01 |
| D435026 | Video recorder | — | 2000-12-12 |
| D434397 | Editor for a video recorder | — | 2000-11-28 |
| D434014 | Editor for video tape recorder | — | 2000-11-21 |
| D431814 | Video tape recorder | — | 2000-10-10 |
| D431239 | Speaker box | — | 2000-09-26 |
| D431032 | Data recorder | — | 2000-09-19 |
| D417200 | Data processor | — | 1999-11-30 |
| D412328 | Video tape player | — | 1999-07-27 |
| D410431 | Battery charger | Hiroki Oka | 1999-06-01 |
| D409974 | Rechargeable battery | — | 1999-05-18 |
| D360636 | Speaker box | Haruo Ohba | 1995-07-25 |
| D350754 | Digital audio disc player combined with tuner, equalizer amplifier and tape recorder | — | 1994-09-20 |