Inventor · disambiguated record
Guenther Hirschmann
Also filed as: HIRSCHMANN GUENTHER
15 granted patents·699 citations·filing 1989–2009
94Inventor score
Files withPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH10ASMUSSEN KNUT1OSRAM GMBH1PATENT TREUHAND GESSELLSCHAFT1SIEMENS AG1
Top patents by PatentIndex Score
15 records- 0197US6400101B1Control circuit for LED and corresponding operating methodPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2000·Granted Jun 4, 2002·291 cites·18 claims
- 0296US6375340B1Led component group with heat dissipating supportPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2000·Granted Apr 23, 2002·152 cites·18 claims
- 0380US6731076B1Base of an electric discharge lamp with an ignition deviceVOGT ELECTRONIC AG·Filed 2000·Granted May 4, 2004·43 cites·27 claims
- 0477US5064299AOptocoupler apparatusSIEMENS AG·Filed 1989·Granted Nov 12, 1991·37 cites·8 claims
- 0574US6462476B1Lighting system with a high-pressure discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1999·Granted Oct 8, 2002·32 cites·17 claims
- 0674US5990633AHigh-pressure discharge lamp having decoupled ignition and load circuitsPATENT TREUHAND GESSELLSCHAFT·Filed 1997·Granted Nov 23, 1999·47 cites·30 claims
- 0772US6191538B1High-pressure discharge lamp having a base at one end and a starting device integrated in the basePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2000·Granted Feb 20, 2001·11 cites·7 claims
- 0869US6194844B1Circuit arrangement and method for operating at least one high-pressure discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 2000·Granted Feb 27, 2001·15 cites·14 claims
- 0961US8344649B2Universal electronic ballast for operating Hg-free lamps and Hg-containing discharge lampsOSRAM GMBH·Filed 2008·Granted Jan 1, 2013·1 cites·24 claims
- 1053US6181081B1Ignition device for a discharge lamp and method for igniting a discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1998·Granted Jan 30, 2001·16 cites·20 claims
- 1153US5739644ADischarge lamp typically a sodium high-pressure discharge lamp, from an a-c power networkPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1995·Granted Apr 14, 1998·18 cites·25 claims
- 1253US5726537ACircuit for pulsed operation of a discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1996·Granted Mar 10, 1998·18 cites·21 claims
- 1351US6411040B1Apparatus and circuit for operating a discharge lamp of a motor vehicle at two power levelsPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1998·Granted Jun 25, 2002·15 cites·21 claims
- 1450US8314554B2Integrated gas discharge lampASMUSSEN KNUT·Filed 2009·Granted Nov 20, 2012·1 cites·21 claims
- 1531US6049172AIgnition apparatus for a discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1998·Granted Apr 11, 2000·2 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →