Paul H. Werner

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Detroit, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Drive mechanism for picturn sign
- Patent number 6,128,841
- Issue date Oct 10, 2000
- Paul H. Werner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Torque limiting device for picturn signs
- Patent number 6,052,931
- Issue date Apr 25, 2000
- Paul H. Werner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Rotating sign assembly
- Patent number 5,255,463
- Issue date Oct 26, 1993
- Paul H. Werner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Speed control circuit for an electric motor
- Patent number 4,774,444
- Issue date Sep 27, 1988
- Paul H. Werner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS