| 5055742 |
Gas discharge lamp dimming system |
Scott R. Jurell, Eric R. Motto, Gordon E. Windows, Jr., David G. Luchaco, Donald F. Hausman, Jr. +1 more |
1991-10-08 |
| 4894587 |
High frequency gas discharge lamp dimming ballast |
Aaron Jungreis, David G. Luchaco |
1990-01-16 |
| 4728866 |
Power control system |
Donald F. Hausman, Jr., Aaron Jungreis, Joel S. Spira |
1988-03-01 |
| 4663570 |
High frequency gas discharge lamp dimming ballast |
David G. Luchaco |
1987-05-05 |
| 4558262 |
Load switching arrangement for gas discharge lamp circuit |
John E. Longenderfer, David G. Luchaco |
1985-12-10 |
| 4527099 |
Control circuit for gas discharge lamps |
David G. Luchaco, Joel S. Spira |
1985-07-02 |
| 4350935 |
Gas discharge lamp control |
Joel S. Spira, David G. Luchaco |
1982-09-21 |
| 4222096 |
D-C Power supply circuit with high power factor |
— |
1980-09-09 |
| 4210846 |
Inverter circuit for energizing and dimming gas discharge lamps |
David G. Luchaco, Joel S. Spira |
1980-07-01 |
| 4207497 |
Ballast structure for central high frequency dimming apparatus |
David G. Luchaco, Joel S. Spira |
1980-06-10 |
| 4207498 |
System for energizing and dimming gas discharge lamps |
Joel S. Spira, David G. Luchaco |
1980-06-10 |