Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448697 | Piezoelectric device having increased mechanical compliance | — | 2002-09-10 |
| 6016052 | Pulse frequency modulation drive circuit for piezoelectric transformer | — | 2000-01-18 |
| 5872419 | Piezoelectric transformer with voltage feedback | Dale G. Hall, James R. Phillips, Donald W. Forst, Harold W. Mech | 1999-02-16 |
| 5233665 | Phonetic equalizer system | James L. Harrison | 1993-08-03 |
| 5095433 | Target reporting system | Vincent Botarelli, Richard G. Cease, Ronald L. Roush | 1992-03-10 |