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Ronald S. Stewart

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  • Rock Rapids, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable drive-over hopper
    • Patent number 5,964,566
    • Issue date Oct 12, 1999
    • Sudenga Industries, Inc.
    • Ronald S. Stewart
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Auger with sealed hopper joint
    • Patent number 5,788,055
    • Issue date Aug 4, 1998
    • Sudenga Industries, Inc.
    • Ronald S. Stewart
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Center drive portable auger
    • Patent number 5,492,217
    • Issue date Feb 20, 1996
    • Sudenga Industries, Inc.
    • Ronald S. Stewart
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Hydraulic drive for a feed auger
    • Patent number 5,305,866
    • Issue date Apr 26, 1994
    • Sudenga Industries, Inc.
    • Ronald S. Stewart
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL