| 7982377 |
High-pressure gas discharge lamp |
Michael Haacke |
2011-07-19 |
| 7348731 |
High-pressure gas discharge lamp with an asymmetrical discharge space |
Michael Haacke |
2008-03-25 |
| 7084581 |
Device and method for controlling a gas discharge lamp, and lighting system with gas discharge lamp and control device |
Shin'ichi Honma, Michael Haacke |
2006-08-01 |
| 6815889 |
High-pressure gas discharge lamp |
Michael Haacke, Paul Hellwig, Juergen Schoeneich, Ralf Muckel |
2004-11-09 |
| 6111765 |
Discharge lamp operating circuit using piezoelectric transformer and protective device |
Hans G. Ganser, Dieter Leers, Klaus Lohn, Martin Ossmann |
2000-08-29 |
| 6104141 |
Inventer-ballast using a piezoelectric transformer |
Hans G. Ganser, Dieter Leers, Klaus Lohn, Martin Ossmann |
2000-08-15 |
| 5714848 |
Variable color discharge lamp |
Rainer Hilbig, Uwe Chittka |
1998-02-03 |
| 5696426 |
Lighting unit, electrodeless low-pressure discharge lamp, and discharge vessel |
Petrus H. Antonis |
1997-12-09 |
| 4728867 |
Electrodeless low-pressure discharge lamp |
Andreas C. Van Veghel |
1988-03-01 |
| 4727294 |
Electrodeless low-pressure discharge lamp |
Henk Houkes, Andreas G. Van Veghel |
1988-02-23 |
| 4727295 |
Electrodeless low-pressure discharge lamp |
Andreas C. Van Veghel |
1988-02-23 |
| 4710678 |
Electrodeless low-pressure discharge lamp |
Henk Houkes, Andreas C. Van Veghel |
1987-12-01 |
| 4704562 |
Electrodeless metal vapor discharge lamp with minimized electrical interference |
Patricius W. M. Lepelaars |
1987-11-03 |
| 4661746 |
Electrodeless low-pressure discharge lamp |
Johannes A. J. M. Van Vliet |
1987-04-28 |
| 4568859 |
Discharge lamp with interference shielding |
Henk Houkes, Jan W. Denneman |
1986-02-04 |
| 4536675 |
Electrodeless gas discharge lamp having heat conductor disposed within magnetic core |
— |
1985-08-20 |
