TREA

Thomas Ellingson

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  • Worcester, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sintered abrasive tools
    • Patent number 5,891,206
    • Issue date Apr 6, 1999
    • Norton Company
    • Thomas Ellingson
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    High permeability grinding wheels
    • Patent number 5,738,697
    • Issue date Apr 14, 1998
    • Norton Company
    • Mianxue Wu
    • B24 - GRINDING POLISHING