Robert C. Richardson

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Yorba Linda, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Chemical composition for cleaning an automotive air conditioning sy...
- Patent number 6,403,540
- Issue date Jun 11, 2002
- Wynn Oil Company
- Robert C. Richardson
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for cleaning an automotive engine
- Patent number 6,073,638
- Issue date Jun 13, 2000
- Wynn Oil Company
- Mark Sasaki
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for cleaning an automotive engine
- Patent number 5,970,994
- Issue date Oct 26, 1999
- Mark Sasaki
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS