Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306865 | Electronic keyboard musical instrument or tone generator employing Modified Eastern Music Tru-Scale Octave Transformation to avoid overtone collisions | James A. Dinnan, Joseph A. Dinnan, James W. Dinnan | 1994-04-26 |