and having stepped cutting edges

Patents Grantslast 30 patents

  • Information Patent Grant

    Wall magnet anchor system

    • Patent number 11,542,974
    • Issue date Jan 3, 2023
    • Varun Jay Patel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw arbor assembly

    • Patent number 11,154,940
    • Issue date Oct 26, 2021
    • Milwaukee Electric Tool Corporation
    • Bryan C. Ward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Wall magnet anchor system

    • Patent number 10,933,477
    • Issue date Mar 2, 2021
    • Varun Jay Patel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fixed-type rotary cutter

    • Patent number 10,933,476
    • Issue date Mar 2, 2021
    • Chin-Fa Kao
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw arbor assembly

    • Patent number 10,532,412
    • Issue date Jan 14, 2020
    • Milwaukee Electric Tool Corporation
    • Bryan C. Ward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Safety drilling tool

    • Patent number 9,782,840
    • Issue date Oct 10, 2017
    • James Edwin Funk
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coated hole cutter

    • Patent number 9,586,270
    • Issue date Mar 7, 2017
    • Irwin Industrial Tool Company
    • Robert Richard Zielonka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole cutter

    • Patent number 8,807,886
    • Issue date Aug 19, 2014
    • Omi Kogyo Co., Ltd.
    • Shohei Omi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fast chip removal hole saw

    • Patent number 8,622,665
    • Issue date Jan 7, 2014
    • Robert Bosch GmbH
    • Javier Ibarra
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Core drill

    • Patent number 8,613,577
    • Issue date Dec 24, 2013
    • Kabushiki Kaisha Miyanaga
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole cutter with minimum tooth pitch to blade body thickness ratio

    • Patent number 8,573,907
    • Issue date Nov 5, 2013
    • Irwin Industrial Tool Company
    • Charles E. Kalomeris
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Throw-away cutting insert and cutting tool with replaceable cutting...

    • Patent number 8,449,226
    • Issue date May 28, 2013
    • Sumitomo Electric Hardmetal, Corp.
    • Kazuchika Nasu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 8,444,353
    • Issue date May 21, 2013
    • Milwaukee Electric Tool Corporation
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Quick change arbor, hole cutter, and method

    • Patent number 8,328,474
    • Issue date Dec 11, 2012
    • Irwin Industrial Tool Company
    • James E. Pangerc
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 8,221,037
    • Issue date Jul 17, 2012
    • Milwaukee Electric Tool Corporation
    • Roger D. Neitzell
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electroformed thin-wall core drills impregnated with abrasives

    • Patent number 8,191,545
    • Issue date Jun 5, 2012
    • Kim & Ed Pte Ltd
    • Edward Robert Perry
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 8,123,443
    • Issue date Feb 28, 2012
    • Milwaukee Electric Tool Corporation
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Core drill

    • Patent number 8,100,612
    • Issue date Jan 24, 2012
    • Kabushiki Kaisha Miyanaga
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw

    • Patent number 8,079,787
    • Issue date Dec 20, 2011
    • K & W Tools Co., Ltd.
    • Walley Chao
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Multi-blade self feed bit

    • Patent number 8,070,398
    • Issue date Dec 6, 2011
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Removable countersink bit

    • Patent number 8,025,466
    • Issue date Sep 27, 2011
    • Marty D. Hunt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Capped container

    • Patent number 7,841,484
    • Issue date Nov 30, 2010
    • Tetra Laval Holdings & Finance S.A.
    • Masamichi Kaneko
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method of treating a hole saw to provide efficient slug removal

    • Patent number 7,818,867
    • Issue date Oct 26, 2010
    • Richard E. Capstran
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw having efficient slug removal

    • Patent number 7,674,078
    • Issue date Mar 9, 2010
    • Mirko Buzdum
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole saw having efficient slug removal

    • Patent number 7,658,576
    • Issue date Feb 9, 2010
    • Mirko Buzdum
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutter holder

    • Patent number 7,648,315
    • Issue date Jan 19, 2010
    • Omi Kogyo Co., Ltd.
    • Shohei Omi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 7,637,703
    • Issue date Dec 29, 2009
    • Milwaukee Electric Tool Corporation
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hole cutter

    • Patent number 7,632,049
    • Issue date Dec 15, 2009
    • Omi Kogyo Co., Ltd.
    • Shohei Omi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Core cutter

    • Patent number 7,611,312
    • Issue date Nov 3, 2009
    • Kabushiki Kaisha Miyanaga
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill plug ejection system

    • Patent number 7,559,726
    • Issue date Jul 14, 2009
    • Leroy L. Beach
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    HOLE SAW ARBOR ASSEMBLY

    • Publication number 20220097150
    • Publication date Mar 31, 2022
    • Milwaukee Electric Tool Corporation
    • Bryan C. Ward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WALL MAGNET ANCHOR SYSTEM

    • Publication number 20210245272
    • Publication date Aug 12, 2021
    • Varun Jay Patel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HOLE SAW ARBOR ASSEMBLY

    • Publication number 20200108452
    • Publication date Apr 9, 2020
    • Milwaukee Electric Tool Corporation
    • Bryan C. Ward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Core Drilling Machine Having An Interchangeable Drill Bit

    • Publication number 20120163933
    • Publication date Jun 28, 2012
    • Boris Richt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL

    • Publication number 20120155979
    • Publication date Jun 21, 2012
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drilling Tool

    • Publication number 20120148359
    • Publication date Jun 14, 2012
    • Alexander Zürn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HOLE CUTTER

    • Publication number 20120087755
    • Publication date Apr 12, 2012
    • OMI KOGYO CO., LTD.
    • Shohei Omi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Fast Chip Removal Hole Saw

    • Publication number 20110217133
    • Publication date Sep 8, 2011
    • ROBERT BOSCH TOOL CORPORATION
    • Javier Ibarra
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CORE DRILL

    • Publication number 20110182683
    • Publication date Jul 28, 2011
    • KABUSHIKI KAISHA MIYANAGA
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Hole Cutter With Minimum Tooth Pitch to Blade Body Thickness Ratio

    • Publication number 20110170970
    • Publication date Jul 14, 2011
    • Irwin Industrial Tool Company
    • Charles E. Kalomeris
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COATED HOLE CUTTER

    • Publication number 20110170972
    • Publication date Jul 14, 2011
    • Irwin Industrial Tool Company
    • Robert Richard Zielonka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Annular Sawing Structure

    • Publication number 20110033256
    • Publication date Feb 10, 2011
    • Johnson He
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    QUICK CORE REMOVAL HOLE CUTTING PRODUCT

    • Publication number 20100310332
    • Publication date Dec 9, 2010
    • Henry Serba
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Core Cutter

    • Publication number 20100226728
    • Publication date Sep 9, 2010
    • KABUSHIKI KAISHA MIYANAGA
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL

    • Publication number 20100092256
    • Publication date Apr 15, 2010
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Quick Change Arbor, Hole Cutter, and Method

    • Publication number 20090226270
    • Publication date Sep 10, 2009
    • Lenox Industrial Tools
    • Joseph Thomas Novak
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HOLE SAW

    • Publication number 20090214310
    • Publication date Aug 27, 2009
    • K & W Tools Co., LTD
    • Walley CHAO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MULTI-BLADE SELF FEED BIT

    • Publication number 20090208302
    • Publication date Aug 20, 2009
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Electroformed Thin-Wall Core Drills Impregnated With Abrasives

    • Publication number 20090047083
    • Publication date Feb 19, 2009
    • Edward Robert Perry
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL

    • Publication number 20090044674
    • Publication date Feb 19, 2009
    • Roger D. Neitzell
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Removable countersink bit

    • Publication number 20090035079
    • Publication date Feb 5, 2009
    • Marty D. Hunt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Core Drill

    • Publication number 20080298915
    • Publication date Dec 4, 2008
    • Kabushiki Kaisha Miyanaga
    • Masaaki Miyanaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Circular Cutter Having Improved Centering Characteristics

    • Publication number 20080273934
    • Publication date Nov 6, 2008
    • TDW Delaware, Inc.
    • Mark A. Morgan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Cutter holder

    • Publication number 20080260481
    • Publication date Oct 23, 2008
    • Shohei Omi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill with a hard material drilling head

    • Publication number 20080118317
    • Publication date May 22, 2008
    • Thorsten Assel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Hole-saw assembly including two hole-saws

    • Publication number 20080050189
    • Publication date Feb 28, 2008
    • Kym John Keightley
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Hole saw with replaceable cutting tip

    • Publication number 20080008548
    • Publication date Jan 10, 2008
    • Chris Corso
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Capped Container

    • Publication number 20070289937
    • Publication date Dec 20, 2007
    • Tetra Laval Holdings & Finance, S.A.
    • Masamichi Kaneko
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Hole saw

    • Publication number 20070258780
    • Publication date Nov 8, 2007
    • Walley Chao
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Cutting tool

    • Publication number 20070212179
    • Publication date Sep 13, 2007
    • Abhijeet Khangar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR