E. A. Technical Services Limited

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Chatburn, Lancashire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Stirling cycle engine
- Patent number 7,726,129
- Issue date Jun 1, 2010
- E.A. Technical Services Limited
- Ronald William Driver
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary positive displacement machine with orbiting piston
- Patent number 7,311,077
- Issue date Dec 25, 2007
- E.A. Technical Services Ltd.
- Ronald William Driver
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotary positive displacement machine
- Patent number 7,231,894
- Issue date Jun 19, 2007
- E.A. Technical Services Limited
- Ronald William Driver
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotary positive displacement machine
- Patent number 6,729,864
- Issue date May 4, 2004
- E. A. Technical Services Limited
- Ann Margaret Eley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

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Patents Applicationslast 30 patents

Information Patent Application
Engine
- Publication number 20080072592
- Publication date Mar 27, 2008
- E.A. TECHNICAL SERVICES LIMITED
- Ronald William Driver
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Rotary positive displacement machine with orbiting piston
- Publication number 20060090465
- Publication date May 4, 2006
- E. A. Technical Services Limited
- Ronald William Driver
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES