Fred Hasemann

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Arnsberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ballast for supplying a plurality of discharge lamps
- Patent number 5,079,485
- Issue date Jan 7, 1992
- Trilux-Lenze GmbH & Co. KG
- Fred Hasemann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
D.C. voltage supply circuit for fluorescent lamps
- Patent number 4,914,355
- Issue date Apr 3, 1990
- Trilux-Lenze GmbH & Co. KG
- Ferdinand Mertens
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
D.C. voltage supply circuit
- Patent number 4,806,843
- Issue date Feb 21, 1989
- Trilux-Lenze GmbH & Co. KG
- Ferdinand Mertens
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER