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Sameer Sodhi
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Palatine, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ballast with lamp-to-earth-ground fault protection circuit
Patent number
6,768,274
Issue date
Jul 27, 2004
Osram Sylvania, Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dimming control system for electronic ballasts
Patent number
6,727,662
Issue date
Apr 27, 2004
Osram Sylvania, Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ballast with protection circuit for preventing inverter startup dur...
Patent number
6,657,400
Issue date
Dec 2, 2003
Osram Sylvania Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dimming control system for electronic ballasts
Patent number
6,534,931
Issue date
Mar 18, 2003
Osram Sylvania Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dual control dimming ballast
Patent number
6,486,616
Issue date
Nov 26, 2002
Osram Sylvania Inc.
Guang Liu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Arrangement for protecting low-voltage control circuitry from exter...
Patent number
6,144,539
Issue date
Nov 7, 2000
Osram Sylvania Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic Ballast with inverter protection circuit
Patent number
5,883,473
Issue date
Mar 16, 1999
Motorola Inc.
Edward Li
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with inverter protection circuit
Patent number
5,869,935
Issue date
Feb 9, 1999
Motorola Inc.
Sameer Sodhi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with inverter protection and relamping circuits
Patent number
5,770,925
Issue date
Jun 23, 1998
Motorola Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Power factor correction controlled boost converter with an improved...
Patent number
5,757,166
Issue date
May 26, 1998
Motorola, Inc.
Sameer Sodhi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Ballast with lamp-to-earth-ground fault protection circuit
Publication number
20040061453
Publication date
Apr 1, 2004
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DIMMING CONTROL SYSTEM FOR ELECTRONIC BALLASTS
Publication number
20040061452
Publication date
Apr 1, 2004
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Ballast with protection circuit for preventing inverter startup dur...
Publication number
20030062850
Publication date
Apr 3, 2003
John G. Konopka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
DIMMING CONTROL SYSTEM FOR ELECTRONIC BALLASTS
Publication number
20030062854
Publication date
Apr 3, 2003
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR