Jacob E. Vilhauer Jr.

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Easily activated and deactivated traction device for vehicles
- Patent number 4,906,051
- Issue date Mar 6, 1990
- Jacob E. Vilhauer
- B60 - VEHICLES IN GENERAL
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Automatic parallel parking system
- Patent number 4,735,274
- Issue date Apr 5, 1988
- Warren T. Good
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Automatically-adjustable uneven parallel bars for gymnastics
- Patent number 4,687,194
- Issue date Aug 18, 1987
- Warren T. Good
- A63 - SPORTS GAMES AMUSEMENTS