Mark William Friedman

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Portage, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Expandable sealing sleeve with rigid support
- Patent number 12,359,739
- Issue date Jul 15, 2025
- Humphrey Products Company
- Mark Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Modular valve assembly
- Patent number 11,662,038
- Issue date May 30, 2023
- Humphrey Products Company
- Mark Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cam actuated valve assembly with manual and electric activation
- Patent number 8,794,266
- Issue date Aug 5, 2014
- Humphrey Products Company
- Mark W. Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Actuator and valve assembly
- Patent number 8,528,597
- Issue date Sep 10, 2013
- Humphrey Products Company
- Mark William Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Actuator and valve assembly
- Patent number 7,448,411
- Issue date Nov 11, 2008
- Humphrey Products Company
- Mark William Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
ACTUATOR AND VALVE ASSEMBLY
- Publication number 20090065721
- Publication date Mar 12, 2009
- HUMPHREY PRODUCTS COMPANY
- Mark William Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Actuator and valve assembly
- Publication number 20070228309
- Publication date Oct 4, 2007
- Mark William Friedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...