loadpatents
Patent applications and USPTO patent grants for Capewell; Dennis.The latest application filed is for "high frequency gas discharge lamp dimming ballast".
Patent | Date |
---|---|
High frequency gas discharge lamp dimming ballast Grant 4,894,587 - Jungreis , et al. January 16, 1 | 1990-01-16 |
Power control system Grant 4,728,866 - Capewell , et al. March 1, 1 | 1988-03-01 |
High frequency gas discharge lamp dimming ballast Grant 4,663,570 - Luchaco , et al. May 5, 1 | 1987-05-05 |
Load switching arrangement for gas discharge lamp circuit Grant 4,558,262 - Longenderfer , et al. December 10, 1 | 1985-12-10 |
Control circuit for gas discharge lamps Grant 4,527,099 - Capewell , et al. July 2, 1 | 1985-07-02 |
Gas discharge lamp control Grant 4,350,935 - Spira , et al. September 21, 1 | 1982-09-21 |
D-C Power supply circuit with high power factor Grant 4,222,096 - Capewell September 9, 1 | 1980-09-09 |
Inverter circuit for energizing and dimming gas discharge lamps Grant 4,210,846 - Capewell , et al. July 1, 1 | 1980-07-01 |
System for energizing and dimming gas discharge lamps Grant 4,207,498 - Spira , et al. June 10, 1 | 1980-06-10 |
Ballast structure for central high frequency dimming apparatus Grant 4,207,497 - Capewell , et al. June 10, 1 | 1980-06-10 |
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