Raymond Wehner

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Manitoba, CA

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Patents Grantslast 30 patents

Information Patent Grant
Microphone in a cylindrical housing having elliptical end faces
- Patent number 7,433,482
- Issue date Oct 7, 2008
- Raymond Wehner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone & loudspeaker system
- Patent number 5,666,433
- Issue date Sep 9, 1997
- Raymond Wehner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optimal shadow omniphonic microphone and loudspeaker system
- Patent number 4,836,326
- Issue date Jun 6, 1989
- Raymond Wehner
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Omniphonic microphone and loudspeaker system
- Patent number 4,122,910
- Issue date Oct 31, 1978
- Raymond Wehner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Microphone in a cylindrical housing having elliptical end faces
- Publication number 20060050916
- Publication date Mar 9, 2006
- Raymond Wehner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE