Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5847305 | Remote control devices for electronic devices | Naoe Yoshikawa | 1998-12-08 |
| 5616860 | Azimuth indicator equipped with anemometer capable of indicating blowing direction of wind | Hiroshi Morohoshi, Yuichi Masuda | 1997-04-01 |
| 5497143 | Electronic device for a vehicle | Mitsuaki Matsuo, Takashi Kanzaki | 1996-03-05 |
| 4891776 | Electronic timepiece | Fusao Suga | 1990-01-02 |