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Robert J. Ecker

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  • Chicopee, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for storing and carrying hole saws
    • Patent number 6,986,538
    • Issue date Jan 17, 2006
    • Robert J. Ecker
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tubular hole cutter
    • Patent number 6,786,684
    • Issue date Sep 7, 2004
    • Robert J. Ecker
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Double-locking mechanism for handcuffs
    • Patent number 5,660,064
    • Issue date Aug 26, 1997
    • Robert J. Ecker
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hinge assembly for handcuffs
    • Patent number 5,598,723
    • Issue date Feb 4, 1997
    • Robert J. Ecker
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Quick-release arbor for hole saws
    • Patent number 5,246,317
    • Issue date Sep 21, 1993
    • American Saw & Mfg. Company
    • Paul W. Koetsch
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sealed hole-saw arbor
    • Patent number 5,226,762
    • Issue date Jul 13, 1993
    • Robert J. Ecker
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR