Siegfried Klein

Person

Paris 75009, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Sound distributor with symmetry of revolution
- Patent number 5,298,690
- Issue date Mar 29, 1994
- Commissariat a l'Energie Atomique
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spherical membrane omnidirectional loudspeaker using a magnetostric...
- Patent number 5,103,483
- Issue date Apr 7, 1992
- Commissariat a l'Energie Atomique
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wide passband omnidirectional loudspeaker
- Patent number 5,014,321
- Issue date May 7, 1991
- Commissariat a l'Energie Atomique
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transducer
- Patent number 4,924,503
- Issue date May 8, 1990
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wide pass band elastic wave omnidirectional transducer
- Patent number 4,862,430
- Issue date Aug 29, 1989
- Klein; Siegfried
- Siegfried Klein
- G01 - MEASURING TESTING
Information Patent Grant
Visual apparatus
- Patent number 4,842,400
- Issue date Jun 27, 1989
- Commissariat a l'Energie Atomique
- Siegfried Klein
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Omnidirectional transducer of elastic waves with a wide pass band a...
- Patent number 4,782,471
- Issue date Nov 1, 1988
- Commissariat a l'Energie Atomique
- Siegfried Klein
- G01 - MEASURING TESTING
Information Patent Grant
Loudspeaker
- Patent number 4,488,010
- Issue date Dec 11, 1984
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transducer for the transformation of electrical modulations into vi...
- Patent number 4,482,788
- Issue date Nov 13, 1984
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency loud speaker
- Patent number 4,473,721
- Issue date Sep 25, 1984
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrodynamic loudspeaker for low and medium sound frequencies
- Patent number 4,472,605
- Issue date Sep 18, 1984
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Corona-effect sound emitter
- Patent number 4,464,544
- Issue date Aug 7, 1984
- Siegfried Klein
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sound emitter
- Patent number 4,306,120
- Issue date Dec 15, 1981
- Siegfried Klein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Siegfried Klein

Person

Patents Grantslast 30 patents

Sound distributor with symmetry of revolution

Spherical membrane omnidirectional loudspeaker using a magnetostric...

Wide passband omnidirectional loudspeaker

Electroacoustic transducer

Wide pass band elastic wave omnidirectional transducer

Visual apparatus

Omnidirectional transducer of elastic waves with a wide pass band a...

Loudspeaker

Transducer for the transformation of electrical modulations into vi...

High-frequency loud speaker

Electrodynamic loudspeaker for low and medium sound frequencies

Corona-effect sound emitter

Sound emitter