Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334365 | Acoustic processing device | Kenji Iwamoto, Satsuki KAWAHASHI, Koichi Ishizaki, Naoyuki Onozawa | 2019-06-25 |
| 9253585 | Speaker apparatus | Masakazu Kato, Julian Ward | 2016-02-02 |
| 9099069 | Signal processing device | Ryo Shinoda | 2015-08-04 |
| 8859874 | Coefficient measurement apparatus, effect impartment apparatus, and musical sound generating apparatus | — | 2014-10-14 |
| 8735711 | Signal processing apparatus for stringed instrument | — | 2014-05-27 |
| 6747202 | Sound generating system producing sound from vibrations in musical instrument through natural microphone simulation | — | 2004-06-08 |
| 6580796 | Sound effect imparting apparatus | — | 2003-06-17 |
| 5841875 | Digital audio signal processor with harmonics modification | Tsugio Ito | 1998-11-24 |