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DE7 patents

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US8134297B2Mar 13, 2012

Ballast for a discharge lamp with adaptive preheating

BUSSE OLAF10 citations81
US8410721B2Apr 2, 2013

Electronic ballast and method for operating at least one discharge lamp

BUSSE OLAF2 citations61
US8093836B2Jan 10, 2012

Circuit arrangement and method for striking a discharge lamp

BUSSE OLAF2 citations61
US8558459B2Oct 15, 2013

Electronic ballast and method for operating an electrical lamp

BUSSE OLAF1 citations50
US8415899B2Apr 9, 2013

Method and device for detecting a statistical characteristic of a lighting device

BUSSE OLAF0 citations50
US8659231B2Feb 25, 2014

Electronic ballast and method for operation of at least one discharge lamp

BUSSE OLAF0 citations40
US8441200B2May 14, 2013

Electronic ballast and method for operating at least one first and second discharge lamp

BUSSE OLAF0 citations40