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Inventor

TWARDZIK RENE

DE10 patents
⚠️ This page may combine multiple inventors who share the name “TWARDZIK RENE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH

6 patents
US6717371B2Apr 6, 2004

Ballast for operating at least one low-pressure discharge lamp

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH65 citations94
US6078144AJun 20, 2000

Electronic ballast with inrush current limiting

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH19 citations82
US6044000AMar 28, 2000

Switched-mode power supply having signal evaluation unit connected to a charging inductor

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH9 citations71
US7061190B2Jun 13, 2006

Circuit arrangement and operating device for operating lamps

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH2 citations60
US7439680B2Oct 21, 2008

Apparatus for safely connecting the lamp to the equipment voltage ground

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH2 citations52
US7053563B2May 30, 2006

Circuit arrangement for operating light sources

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH1 citations47

PATENT TREUHAND GES FUER ELKTR

1 patent
US6191677B1Feb 20, 2001

Inductance element

PATENT TREUHAND GES FUER ELKTR11 citations60

OSRAM GMBH

1 patent
US9832823B2Nov 28, 2017

Load driving circuit and illumination apparatus including the same

OSRAM GMBH0 citations50

GAO WEI

1 patent
US8836238B2Sep 16, 2014

Detect method for step dimming selection

GAO WEI0 citations48

TISO MICHELE

1 patent
US8861206B2Oct 14, 2014

Casing for electronic ballast

TISO MICHELE0 citations33