Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9280142 | Radio clock | Motohiro Tako, Takayuki Kanaizumi | 2016-03-08 |
| 9069334 | Radio clock | Motohiro Tako, Takayuki Kanaizumi | 2015-06-30 |
| 5814751 | Musical tone generating apparatus | — | 1998-09-29 |
| 5514831 | Envelope waveform producing circuit of a small scale circuit construction for use with reproducing musical notes | — | 1996-05-07 |