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Patent applications and USPTO patent grants for Ertl; Bernhard.The latest application filed is for "circuit arrangement and method for controlling power converters".
Patent | Date |
---|---|
Circuit arrangement and method for controlling power converters Grant 8,330,443 - Ertl , et al. December 11, 2 | 2012-12-11 |
Circuit Arrangement and Method for Controlling Power Converters App 20090224742 - Ertl; Bernhard ;   et al. | 2009-09-10 |
Metal halide lamp ballast controlled by remote enable switched bias supply Grant 7,446,488 - Cross , et al. November 4, 2 | 2008-11-04 |
Ballast with zero voltage switching converter Grant 7,402,956 - Johnsen , et al. July 22, 2 | 2008-07-22 |
Ballast with Zero Voltage Switching Converter App 20080061706 - Johnsen; Andrew O. ;   et al. | 2008-03-13 |
High intensity discharge lamp with current sense resistor Grant 7,211,965 - Johnsen , et al. May 1, 2 | 2007-05-01 |
High intensity discharge lamp with boost circuit Grant 7,057,356 - Johnsen , et al. June 6, 2 | 2006-06-06 |
High intensity discharge lamp with boost circuit App 20060097663 - Johnsen; Andrew O. ;   et al. | 2006-05-11 |
High intensity discharge lamp with current sense resistor App 20050040771 - Johnsen, Andrew O. ;   et al. | 2005-02-24 |
Process for generating voltage pulse sequences and circuit assembly therefor Grant 6,323,600 - Statnic , et al. November 27, 2 | 2001-11-27 |
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