Inventor
KREITTMAYR JOSEF
DE16 patents
⚠️ This page may combine multiple inventors who share the name “KREITTMAYR JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OSRAM GMBH
9 patentsUS7777423B2Aug 17, 2010
Electronic reactive current oscillation-reducing ballast
OSRAM GMBH9 citations83
US9326334B2Apr 26, 2016
Electronic ballast for operating at least one first cascade of LEDs
OSRAM GMBH2 citations62
US7911148B2Mar 22, 2011
Circuit arrangement for operating a discharge lamp having temperature compensation
OSRAM GMBH4 citations62
US7804253B2Sep 28, 2010
Self-exciting step-up converter
OSRAM GMBH4 citations62
US7795949B2Sep 14, 2010
Circuit for switching a voltage-controlled transistor
OSRAM GMBH2 citations62
US9100997B2Aug 4, 2015
Method for transmitting control information from a control apparatus to an operating device for at least one light-emitting means and operating device for at least one light-emitting means
OSRAM GMBH1 citations51
US7911154B2Mar 22, 2011
Electronic ballast with phase dimmer detection
OSRAM GMBH1 citations51
US7750583B2Jul 6, 2010
Electronic reactive current oscillation-reducing ballast
OSRAM GMBH1 citations51
US9538606B2Jan 3, 2017
Electronic ballast for operating at least a first and a second cascade of LEDS
OSRAM GMBH0 citations41
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH
4 patentsUS7132802B2Nov 7, 2006
Method for varying the power consumption of capacitive loads
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH25 citations92
US7129648B2Oct 31, 2006
Interface circuit for operating capacitive loads
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH5 citations62
US7330001B2Feb 12, 2008
Ballast having a dimming device
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH0 citations51
US7327099B2Feb 5, 2008
Ballast having a dimming device
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH0 citations51