with core holding devices

Industry

  • CPC
  • B23B51/044
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for removing a portion of a structure

    • Patent number 12,318,850
    • Issue date Jun 3, 2025
    • CORE RETENTION EQUIPMENT LLC
    • Michael R. Eliash
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw arbor

    • Patent number 11,964,332
    • Issue date Apr 23, 2024
    • Harry Omer Morrison
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pipe coupon retainer

    • Patent number 11,945,038
    • Issue date Apr 2, 2024
    • Mueller Intemational, LLC
    • David Latimore Hughes
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw

    • Patent number 11,745,273
    • Issue date Sep 5, 2023
    • Milwaukee Electric Tool Corporation
    • Geoffrey R. Piller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coring device for cutting holes through a structure

    • Patent number 11,623,285
    • Issue date Apr 11, 2023
    • Andrew T. K. Dewberry
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    System, apparatus, and method for removing a portion of a structure

    • Patent number 11,065,696
    • Issue date Jul 20, 2021
    • Michael R Eliash
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Heavy equipment concrete core drill attachment

    • Patent number 10,279,508
    • Issue date May 7, 2019
    • Lee C. Thornton
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Apparatus for cutting twisted strips

    • Patent number 9,855,666
    • Issue date Jan 2, 2018
    • The Last Twist, Inc.
    • Jorge Antonio Alcala Lopez
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw with threadably removable portion

    • Patent number 9,815,124
    • Issue date Nov 14, 2017
    • Flamur Tulovic
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Printer cartridge pin exposure and removal apparatus

    • Patent number 9,643,438
    • Issue date May 9, 2017
    • Flo-Tech, LLC
    • Peter Vincent Massaro
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Core barrel holder and methods of using same

    • Patent number 9,089,904
    • Issue date Jul 28, 2015
    • Longyear TM, Inc.
    • Robert H. Thellend
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit and core retaining device

    • Patent number 8,657,037
    • Issue date Feb 25, 2014
    • Vidik Noiman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool and method of operating the same

    • Patent number 7,938,600
    • Issue date May 10, 2011
    • Milwaukee Electric Tool Corporation
    • David B. Griep
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus, system, and method for catching a core

    • Patent number 7,621,352
    • Issue date Nov 24, 2009
    • Tony Izatt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Slug retrieval apparatus

    • Patent number 7,438,509
    • Issue date Oct 21, 2008
    • Wing Chai Wong
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pilot drill with coupon retainer and hot tapping machine using the...

    • Patent number 7,357,605
    • Issue date Apr 15, 2008
    • Donald R. Weiler
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Core retainer

    • Patent number 6,881,016
    • Issue date Apr 19, 2005
    • James L. May
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for tapping a hole in a pipeline

    • Patent number 6,648,562
    • Issue date Nov 18, 2003
    • Charles D. Calkins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool and method for cutting a circular opening and retaining the cu...

    • Patent number 6,206,616
    • Issue date Mar 27, 2001
    • Advanced Micro Devices, Inc.
    • Garrett E. J. Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw with modified pilot and plug biasing

    • Patent number 5,934,845
    • Issue date Aug 10, 1999
    • Henry E. Frey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for forming inspection openings in asbestos insulation cl...

    • Patent number 5,919,010
    • Issue date Jul 6, 1999
    • Roberto Fonseca
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool assembly and its center drill and cup shape drill

    • Patent number 5,813,802
    • Issue date Sep 29, 1998
    • House B.M. Co., Ltd.
    • Kunio Ajimi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Forming threaded holes

    • Patent number 5,615,981
    • Issue date Apr 1, 1997
    • Douglas J. Wheatley
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pipe piercing fitting and valve

    • Patent number 5,345,964
    • Issue date Sep 13, 1994
    • Friatec AG Keramik- und Kunststoffwerke
    • Norbert Friedel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool

    • Patent number 5,171,111
    • Issue date Dec 15, 1992
    • Kansai Kogu Manufacturing Co., Ltd.
    • Masato Kishimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw and drive

    • Patent number 5,096,341
    • Issue date Mar 17, 1992
    • Roger J. Despres
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Shank structure for annular hole cutter

    • Patent number 5,062,748
    • Issue date Nov 5, 1991
    • ODSK Company, Limited
    • Shigeru Kishida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Slug retainer

    • Patent number 4,676,701
    • Issue date Jun 30, 1987
    • Milwaukee Electric Tool Corporation
    • Bernhard Palm
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw mandrel

    • Patent number 4,669,928
    • Issue date Jun 2, 1987
    • Eugenio Mediavilla
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for forming holes in plate glass

    • Patent number 4,297,059
    • Issue date Oct 27, 1981
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents