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Donald R. Rigsby

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  • Jension, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum-insulated exhaust treatment devices, such as catalytic conve...
    • Patent number 7,431,896
    • Issue date Oct 7, 2008
    • Benteler Automotive Corporation
    • John P. Biel, Jr.
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Vacuum-insulated exhaust treatment devices, such as catalytic conve...
    • Patent number 6,908,595
    • Issue date Jun 21, 2005
    • Benteler Automotive Corporation
    • John P. Biel, Jr.
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Vacuum-insulated exhaust treatment devices with radially-extending...
    • Patent number 6,884,398
    • Issue date Apr 26, 2005
    • Benteler Automotive Corporation
    • John P. Biel, Jr.
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Hydroforming offset tube
    • Patent number 5,775,153
    • Issue date Jul 7, 1998
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hydroforming offset tube
    • Patent number 5,715,718
    • Issue date Feb 10, 1998
    • Benteler Automotive Corporation
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Controlled time-overlapped hydroforming
    • Patent number 5,600,983
    • Issue date Feb 11, 1997
    • Benteler Industries, Inc.
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Controlled time-overlapped hydroforming
    • Patent number 5,582,052
    • Issue date Dec 10, 1996
    • Benteler Industries, Inc.
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-stage dual wall hydroforming
    • Patent number 5,475,911
    • Issue date Dec 19, 1995
    • Gary L. Wells
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-stage dual wall hydroforming
    • Patent number 5,363,544
    • Issue date Nov 15, 1994
    • Benteler Industries, Inc.
    • Gary L. Wells
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming a double wall, air gap exhaust duct component
    • Patent number 5,170,557
    • Issue date Dec 15, 1992
    • Benteler Industries, Inc.
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Nipple forming apparatus
    • Patent number 4,798,076
    • Issue date Jan 17, 1989
    • Benteler Industries, Inc.
    • Donald R. Rigsby
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Laser contour cut door beams
    • Patent number 4,708,390
    • Issue date Nov 24, 1987
    • Benteler Corporation
    • Gunther H. Palentyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Laser contour cut manifolds
    • Patent number 4,644,128
    • Issue date Feb 17, 1987
    • Benteler Corporation
    • Gunther H. Palentyn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Laser contour cut door beams
    • Patent number 4,636,608
    • Issue date Jan 13, 1987
    • Benteler Corporation
    • Gunther H. Palentyn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents