Arthur D. Johnson

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Muskego, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Master automotive sensor tester
- Patent number 6,204,770
- Issue date Mar 20, 2001
- Echlin, Inc.
- Arthur D. Johnson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for throttle position sensor testing
- Patent number 5,686,840
- Issue date Nov 11, 1997
- Automotive Controls Corporation
- Arthur D. Johnson
- G01 - MEASURING TESTING
Information Patent Grant
Means for mounting ignition control modules
- Patent number 4,397,291
- Issue date Aug 9, 1983
- Wells Manufacturing Corporation
- Arthur D. Johnson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS