Richard Koeppl

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Saaldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Circuit arrangement for operating at least one discharge lamp
- Patent number 6,291,947
- Issue date Sep 18, 2001
- Patent-Treuhand-Gelsellschaft fuer elektrische Gluehlampen mbH
- Richard Koeppl
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inductance element
- Patent number 6,191,677
- Issue date Feb 20, 2001
- Patent-Treuhand-Gesellschaft fuer elktrische Gluehlampen mbH
- Bernhard Orben
- H01 - BASIC ELECTRIC ELEMENTS