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Robert Benson Parrish

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  • White Lake, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic Gerotor pump for automatic transmission
    • Patent number 11,614,158
    • Issue date Mar 28, 2023
    • GM Global Technology Operations LLC
    • Robert Parrish
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scavenging centrifugal baffle pump
    • Patent number 11,542,948
    • Issue date Jan 3, 2023
    • GM Global Technology Operations LLC
    • Robert Parrish
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Transfer case off-axis pump
    • Patent number 11,525,506
    • Issue date Dec 13, 2022
    • GM Global Technology Operations LLC
    • James M. Hart
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling and lubrication system for a motor vehicle drive unit
    • Patent number 11,242,019
    • Issue date Feb 8, 2022
    • GM Global Technology Operations LLC
    • Robert Parrish
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lubrication strategy for dry run pump system
    • Patent number 10,895,257
    • Issue date Jan 19, 2021
    • GM Global Technology Operations LLC
    • Robert Parrish
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuum driven hydraulic balance system
    • Patent number 10,876,620
    • Issue date Dec 29, 2020
    • GM Global Technology Operations LLC
    • Yujiro Suwa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Flow control system to eliminate air ingestion
    • Patent number 10,837,329
    • Issue date Nov 17, 2020
    • GM Global Technology Operations LLC
    • Robert Parrish
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Dry sump system warm up strategy
    • Patent number 9,988,955
    • Issue date Jun 5, 2018
    • GM Global Technology Operations LLC
    • Yujiro Suwa
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD AND SYSTEM WITH HIGH SPEED MOTOR AND SPEED LIMITED PUMP
    • Publication number 20230113348
    • Publication date Apr 13, 2023
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Benson Parrish
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PUMP SYSTEM AND METHOD FOR OPTIMIZED TORQUE REQUIREMENTS AND VOLUME...
    • Publication number 20230062955
    • Publication date Mar 2, 2023
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Benson Parrish
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TRANSFER CASE OFF-AXIS PUMP
    • Publication number 20220252146
    • Publication date Aug 11, 2022
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • James M. Hart
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDRAULIC GEROTOR PUMP FOR AUTOMATIC TRANSMISSION
    • Publication number 20220010874
    • Publication date Jan 13, 2022
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Parrish
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SCAVENGING CENTRIFUGAL BAFFLE PUMP
    • Publication number 20200340475
    • Publication date Oct 29, 2020
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Parrish
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Cooling and Lubrication System for a Motor Vehicle Drive Unit
    • Publication number 20200114848
    • Publication date Apr 16, 2020
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Parrish
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LUBRICATION STRATEGY FOR DRY RUN PUMP SYSTEM
    • Publication number 20190249663
    • Publication date Aug 15, 2019
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Parrish
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLOW CONTROL SYSTEM TO ELIMINATE AIR INGESTION
    • Publication number 20190145295
    • Publication date May 16, 2019
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Robert Parrish
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC CIRCUIT TO ENABLE UNIDIRECTIONAL FLOW UNDER FORWARD AND...
    • Publication number 20190011046
    • Publication date Jan 10, 2019
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Pete R. Garcia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY SUMP SYSTEM WARM UP STRATEGY
    • Publication number 20180149051
    • Publication date May 31, 2018
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Yujiro Suwa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VACUUM DRIVEN HYDRAULIC BALANCE SYSTEM
    • Publication number 20170248222
    • Publication date Aug 31, 2017
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Yujiro Suwa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...