Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835732 | Tone control device | John K. McFerran, Takahiro Sugizaki, Kenji Nogami | 2014-09-16 |
| 7732701 | Electronic musical instrument | Takahiro Sugizaki | 2010-06-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835732 | Tone control device | John K. McFerran, Takahiro Sugizaki, Kenji Nogami | 2014-09-16 |
| 7732701 | Electronic musical instrument | Takahiro Sugizaki | 2010-06-08 |