Issued Patents All Time
Showing 76–93 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7084529 | Self-powered switch initiation system | Bradbury R Face, Glenn F. Rogers, Jr., Gregory Paul Thomas | 2006-08-01 |
| 6945117 | Gasket having a fiber-optic pressure sensor assembly | Charles B. Gause, Trevor Rice, Larry Vicari | 2005-09-20 |
| 6836054 | Thickness mode piezoelectric transducer with resonant drive circuit | — | 2004-12-28 |
| 6812594 | Self-powered trainable switching network | Bradbury R Face | 2004-11-02 |
| 6630894 | Self-powered switching device | Bradbury R Face, Samuel A. Face, Jr. | 2003-10-07 |
| 6532822 | Resonant torsion pendulum pressure sensor | — | 2003-03-18 |
| 6366006 | Composite piezoelectric transformer | — | 2002-04-02 |
| 6362559 | Piezoelectric transformer with segmented electrodes | — | 2002-03-26 |
| 6346764 | Multilayer piezoelectric transformer | — | 2002-02-12 |
| 6326718 | Multilayer piezoelectric transformer | — | 2001-12-04 |
| 6278625 | Inverter circuit with multilayer piezoelectric transformer | — | 2001-08-21 |
| 6246153 | Positive feedback resonant transducer circuit | Richard P. Bishop | 2001-06-12 |
| 6215227 | Thickness mode piezoelectric transformer with end-masses | — | 2001-04-10 |
| 6144142 | Multi-layer piezoelectric transformer mounting device | Samuel A. Face, Jr., Richard P. Bishop | 2000-11-07 |
| 6127771 | Multi-layer piezoelectric transformer mounting device | Richard P. Bishop | 2000-10-03 |
| 6124678 | Fluorescent lamp excitation circuit having a multi-layer piezoelectric acoustic transformer and methods for using the same | Richard P. Bishop | 2000-09-26 |
| 6114797 | Ignition circuit with piezoelectric transformer | Richard P. Bishop | 2000-09-05 |
| 6052300 | DC-AC converter circuit using resonating multi-layer piezoelectric transformer | Richard P. Bishop | 2000-04-18 |