TREA

James H. Leonard Jr.

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of discharging particulate material from a hopper
    • Patent number 4,109,827
    • Issue date Aug 29, 1978
    • Allied Industries Inc.
    • James H. Leonard
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Vented gravity blender
    • Patent number 3,936,037
    • Issue date Feb 3, 1976
    • Allied Industries, Inc.
    • James H. Leonard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL