TREA

J. Peter Levin

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  • Winooski, VT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods for repair of photomasks
    • Patent number 6,190,836
    • Issue date Feb 20, 2001
    • International Business Machines Corporation
    • Brian J. Grenon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods for repair of photomasks
    • Patent number 6,165,649
    • Issue date Dec 26, 2000
    • International Business Machines Corporation
    • Brian J. Grenon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for repair of photomasks
    • Patent number 6,156,461
    • Issue date Dec 5, 2000
    • International Business Machines Corporation
    • Brian J. Grenon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods for repair of photomasks
    • Patent number 6,090,507
    • Issue date Jul 18, 2000
    • International Business Machines Corporation
    • Brian J. Grenon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR