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Grigoriy A. Trestman
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Salem, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ballast with arc protection circuit
Patent number
7,468,586
Issue date
Dec 23, 2008
Osram Sylvania, Inc.
Qinghong Yu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ballast with arc protection circuit
Patent number
7,288,901
Issue date
Oct 30, 2007
Osram Sylvania Inc.
Qinghong Yu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Three-phase electronic ballast with improved three-phase EMI filter
Patent number
7,276,859
Issue date
Oct 2, 2007
Osram Sylvania Inc.
Grigoriy A. Trestman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Ballast with end-of-lamp-life protection circuit
Patent number
7,102,297
Issue date
Sep 5, 2006
Osram Sylvania, Inc.
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Three-phase electronic ballast
Patent number
6,906,474
Issue date
Jun 14, 2005
Osram Sylvania, Inc.
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for modulating HID ballast operating frequency...
Patent number
6,680,585
Issue date
Jan 20, 2004
Osram Sylvania Inc.
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with adaptable charge pump power factor correction
Patent number
6,680,587
Issue date
Jan 20, 2004
Osram Sylvania Inc.
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus and method for operating a high intensity gas discharge l...
Patent number
6,181,076
Issue date
Jan 30, 2001
Osram Sylvania Inc.
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Ballast with Arc Protection Circuit
Publication number
20080067950
Publication date
Mar 20, 2008
Osram Sylvania, Inc.
Qinghong Yu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Ballast with end-of-lamp-life protection circuit
Publication number
20050269972
Publication date
Dec 8, 2005
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Three-phase electronic ballast
Publication number
20050067974
Publication date
Mar 31, 2005
Grigoriy A. Trestman
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for modulating HID ballast operating frequency...
Publication number
20030111968
Publication date
Jun 19, 2003
OSRAM SYLVANIA Inc.
Grigoriy A. Trestman
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...