John M. Richardson

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Progressive cavity compressor having check valves on the discharge...
- Patent number 8,083,508
- Issue date Dec 27, 2011
- Blue Helix, LLC
- Jack H. Irving
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
PROGRESSIVE CAVITY COMPRESSOR
- Publication number 20110174010
- Publication date Jul 21, 2011
- BLUE HELIX, LLC
- Jack H. Irving
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...