Gennady Shimelfarb

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Waukesha, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Pilot operated valve with fast closing poppet
- Patent number 7,984,890
- Issue date Jul 26, 2011
- INCOVA Technologies, Inc.
- Joseph L. Pfaff
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PILOT OPERATED VALVE WITH FAST CLOSING POPPET
- Publication number 20090212244
- Publication date Aug 27, 2009
- Joseph L. Pfaff
- G05 - CONTROLLING REGULATING
Information Patent Application
Pilot operated control valve having a two stage poppet
- Publication number 20070157980
- Publication date Jul 12, 2007
- HUSCO International, Inc.
- Dwight B. Stephenson
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL