TREA

Michael Lee Gray

Follow

Person

  • Albany, OR, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Particle separation apparatus
    • Patent number 11,911,775
    • Issue date Feb 27, 2024
    • John M Richmond
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Hydraulic particle separation apparatus for placer mining
    • Patent number 10,065,197
    • Issue date Sep 4, 2018
    • John Richmond
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Spring powered vehicle
    • Patent number 7,234,710
    • Issue date Jun 26, 2007
    • Nick C. Benton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Spring powered wheelbarrow
    • Patent number 6,820,880
    • Issue date Nov 23, 2004
    • Nick Charles Benton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    PARTICLE SEPARATION APPARATUS
    • Publication number 20230338967
    • Publication date Oct 26, 2023
    • John M. Richmond
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HYDRAULIC PARTICLE SEPARATION APPARATUS FOR PLACER MINING
    • Publication number 20180015479
    • Publication date Jan 18, 2018
    • John Richmond
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    Spring powered vehicle
    • Publication number 20050104311
    • Publication date May 19, 2005
    • Nick C. Benton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Spring powered wheelbarrow
    • Publication number 20030217875
    • Publication date Nov 27, 2003
    • Nick Charles Benton
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS