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Patents Grants
last 30 patents
Information
Patent Grant
Electronic ballast for at least one low-pressure discharge lamp
Patent number
6,433,490
Issue date
Aug 13, 2002
Tridonic Bauelemente GmbH
Stefan Koch
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process and device for the detection of the rectifier effect appear...
Patent number
6,400,095
Issue date
Jun 4, 2002
Tridonic Bauelemente GmbH
Norbert Primisser
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast for at least one low-pressure discharge lamp
Patent number
6,366,031
Issue date
Apr 2, 2002
Tridonic Bauelemente GmbH
Dietmar Klien
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for controlling the operational performance of ga...
Patent number
6,316,886
Issue date
Nov 13, 2001
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast for the operation of at least one gas discharge...
Patent number
6,147,463
Issue date
Nov 14, 2000
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for detecting the rectification effect that occur...
Patent number
6,140,771
Issue date
Oct 31, 2000
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast
Patent number
6,094,016
Issue date
Jul 25, 2000
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and control circuit for regulation of the operational charac...
Patent number
6,060,843
Issue date
May 9, 2000
Tridonic Bauelemente GmbH
Norbert Primisser
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuitry arrangement for controlling a plurality of consumers, in...
Patent number
5,661,347
Issue date
Aug 26, 1997
Tridonic Bauelemente GmbH
Siegfried Luger
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Gas discharge lamp ballast with heating control circuit and method...
Patent number
5,656,891
Issue date
Aug 12, 1997
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast incorporating a clocked switching controller
Patent number
5,652,480
Issue date
Jul 29, 1997
Tridonic Bauelemente GmbH
Stefan Groiss
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic ballast for gas discharge lamps
Patent number
5,600,211
Issue date
Feb 4, 1997
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with dimmer and harmonics filter for supplying a...
Patent number
5,557,174
Issue date
Sep 17, 1996
Tridonic Bauelemente GmbH
Gunter Johler
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control arrangement for consumer units which are allocated to groups
Patent number
5,544,037
Issue date
Aug 6, 1996
Tridonic Bauelemente GmbH
Siegfried Luger
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Gas discharge lamp ballast circuit with frequency modulated pulse c...
Patent number
5,365,151
Issue date
Nov 15, 1994
Tridonic Bauelemente GmbH
Norbert Spiegel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75615659 - SWITCHDIM
Serial number
75615659
Registration number
2376849
Filing date
Jan 5, 1999
TRIDONIC- Bauelemente GmbH
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments