David A. Pierpoint

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Dunlap, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Combustion engine including fluidically-driven engine valve actuator
- Patent number 7,201,121
- Issue date Apr 10, 2007
- Caterpillar Inc.
- James R. Weber
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Combustion engine including fluidically-driven engine valve actuator
- Publication number 20050229901
- Publication date Oct 20, 2005
- James R. Weber
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES