Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12367855 | Stringed musical instrument and acoustic effect device | Peter R. Lupini, Glen A. Rutledge, Norm Campbell, Dan Godlovitch, Motoi Nishio +6 more | 2025-07-22 |
| 10334365 | Acoustic processing device | Kenji Iwamoto, Koichi Ishizaki, Ryuichiro Kuroki, Naoyuki Onozawa | 2019-06-25 |
| 9985518 | Circuit and musical instrument | Jun Ishii, Takeshi Kono, Yoshiyuki Harada | 2018-05-29 |
| 9183824 | Timbre selector, musical instrument, and timbre selecting method | — | 2015-11-10 |