Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7290993 | Piezoelectric devices and methods and circuits for driving same | Jim Vogeley, Jim Blount | 2007-11-06 |
| 7287965 | Piezoelectric devices and methods and circuits for driving same | James Vogeley, Marcel F. Schemmann | 2007-10-30 |