Richard Hayman

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Patents Grantslast 30 patents

Information Patent Grant
Water turbine propeller
- Patent number 10,099,761
- Issue date Oct 16, 2018
- Richard Hayman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Water Turbine Propeller
- Publication number 20140161615
- Publication date Jun 12, 2014
- Richard Hayman
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT