Charles Wayne Zimmerman

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Redondo Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Two piece impeller centrifugal pump
- Patent number 10,100,802
- Issue date Oct 16, 2018
- Charles Wayne Zimmerman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
System and method for fluid level sensing and control
- Patent number 9,920,765
- Issue date Mar 20, 2018
- Charles Wayne Zimmerman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Two piece impeller centrifugal pump
- Patent number 9,739,284
- Issue date Aug 22, 2017
- Charles Wayne Zimmerman
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
TWO PIECE IMPELLER CENTRIFUGAL PUMP
- Publication number 20170314565
- Publication date Nov 2, 2017
- CHARLES WAYNE ZIMMERMAN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
TWO PIECE IMPELLER CENTRIFUGAL PUMP
- Publication number 20150139828
- Publication date May 21, 2015
- Charles Wayne Zimmerman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SYSTEM AND METHOD FOR FLUID LEVEL SENSING AND CONTROL
- Publication number 20140212264
- Publication date Jul 31, 2014
- Charles Wayne Zimmerman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...