Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5747941 | Electronic ballast that monitors direct current through lamp filaments | Peter W. Shackle, Kent E. Crouse, Ronald J. Bezdon | 1998-05-05 |
| 5539281 | Externally dimmable electronic ballast | Peter W. Shackle, Kent E. Crouse, Ronald J. Bezdon | 1996-07-23 |
| 5500576 | Low height ballast for fluorescent lamps | Kent E. Crouse, Peter W. Shackle, Ronald J. Bezdon | 1996-03-19 |
| 5493180 | Lamp protective, electronic ballast | Ronald J. Bezdon, Peter W. Shackle | 1996-02-20 |
| 5493181 | Capacitive lamp out detector | Peter W. Shackle, Kent E. Crouse | 1996-02-20 |
| 5461287 | Booster driven inverter ballast employing the output from the inverter to trigger the booster | Peter W. Shackle, Kent E. Crouse | 1995-10-24 |
| 5440475 | Electronic Ballast with low harmonic distortion | Kent E. Crouse | 1995-08-08 |
| 5396155 | Self-dimming electronic ballast | Ronald J. Bezdon, Peter W. Shackle, Kent E. Crouse | 1995-03-07 |
| 4665323 | Electronically switchable power source | Wayne F. Salata, Dennis L. Stephens | 1987-05-12 |
| 4581690 | Switched-mode power supply with output post-regulator | — | 1986-04-08 |
| 4441092 | Variable inductance with variable pickoff and variable flux medium permeability | Jack C. Thornton | 1984-04-03 |
| 4415873 | Variable inductor having reduced arcing tendency | Jack C. Thornton | 1983-11-15 |
| 4412200 | Variable inductor with carriage for multiple trolley wheels | Jack C. Thornton | 1983-10-25 |
| 4408177 | Variable inductor having extended useable frequency range | Jack C. Thornton | 1983-10-04 |