Todd A. Frerichs

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Waterford, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Transmission hydraulic control system having an accumulator bypass...
- Patent number 8,887,498
- Issue date Nov 18, 2014
- GM Global Technology Operations, LLC
- Todd A. Frerichs
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Sump filter restraining device
- Patent number 8,764,977
- Issue date Jul 1, 2014
- GM Global Technology Operations, LLC
- Todd A Frerichs
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and pump assembly having improved sealing characteristics
- Patent number 8,287,254
- Issue date Oct 16, 2012
- GM Global Technology Operations LLC
- Robert E. Rhein
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Transmission pump system
- Patent number 8,230,973
- Issue date Jul 31, 2012
- GM Global Technology Operations LLC
- Robert E. Rhein
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION HYDRAULIC CONTROL SYSTEM HAVING AN ACCUMULATOR BYPASS...
- Publication number 20110146820
- Publication date Jun 23, 2011
- GM Global Technology Operations, Inc.
- Todd A. Frerichs
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
SUMP FILTER RESTRAINING DEVICE
- Publication number 20110084015
- Publication date Apr 14, 2011
- GM Global Technology Operations, Inc.
- Todd A. Frerichs
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
TRANSMISSION PUMP SYSTEM
- Publication number 20090139800
- Publication date Jun 4, 2009
- GM Global Technology Operations, Inc.
- Robert E. Rhein
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MOTOR AND PUMP ASSEMBLY HAVING IMPROVED SEALING CHARACTERISTICS
- Publication number 20090142208
- Publication date Jun 4, 2009
- GM Global Technology Operations, Inc.
- Robert E. Rhein
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...