TREA

Joseph J. Zecco Jr.

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  • Shrewsbury, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stepped, segmented, closed-die forging
    • Patent number 5,950,481
    • Issue date Sep 14, 1999
    • Wyman-Gordon Company, Inc.
    • John M. Sarkisian
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stepped, segmented, closed-die forging
    • Patent number 5,868,026
    • Issue date Feb 9, 1999
    • Wyman-Gordon Company
    • John M. Sarkisian
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stepped segmented, closed-die forging
    • Patent number 5,592,847
    • Issue date Jan 14, 1997
    • Wyman-Gordon Company
    • John M. Sarkisian
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...