Karl-Heinz Fink

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Mass loading for piston loudspeakers
- Patent number 8,695,753
- Issue date Apr 15, 2014
- PSS Belgium N.V.
- Karel Goossens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrostatic speaker systems and methods
- Patent number 8,290,197
- Issue date Oct 16, 2012
- Transparent Sound Technology B.V.
- Ronald Buining
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MASS LOADING FOR PISTON LOUDSPEAKERS
- Publication number 20130056296
- Publication date Mar 7, 2013
- PSS BELGIUM N.V.
- Karel Goossens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electrostatic Speaker Systems and Methods
- Publication number 20100272309
- Publication date Oct 28, 2010
- Ronald Buining
- H04 - ELECTRIC COMMUNICATION TECHNIQUE