Having inversely angled cutting edge

Patents Grantslast 30 patents

  • Information Patent Grant

    Flat drill bit

    • Patent number 11,638,960
    • Issue date May 2, 2023
    • Bosch Power Tools (China) Co., Ltd.
    • Jun Ren
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary cutter for cutting damaged threads of a bolt

    • Patent number 11,090,746
    • Issue date Aug 17, 2021
    • Hong Ann Tool Industries Co., Ltd.
    • Cheng-Wei Su
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotational cutting tool for trimming workpiece

    • Patent number 10,766,074
    • Issue date Sep 8, 2020
    • Hong Ann Tool Industries Co., Ltd.
    • Cheng-Wei Su
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary cutter for cutting damaged threads of a bolt

    • Patent number 10,654,108
    • Issue date May 19, 2020
    • Hong Ann Tool Industries Co., Ltd.
    • Cheng-Wei Su
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit for drilling laminates

    • Patent number 10,183,343
    • Issue date Jan 22, 2019
    • Walter AG
    • Edwin Roth
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Deburring tool

    • Patent number 10,016,812
    • Issue date Jul 10, 2018
    • GDE Corp.
    • Daniel Earl Ferguson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool for trimming workpiece

    • Patent number 9,821,393
    • Issue date Nov 21, 2017
    • Cheng-Wei Su
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spade bit having reamer feature

    • Patent number 9,724,764
    • Issue date Aug 8, 2017
    • Robert Bosch Tool Corporation
    • Hagen W. Dost
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Flat drill

    • Patent number 9,687,998
    • Issue date Jun 27, 2017
    • Hangzhou Great Star Tools Co., Ltd.
    • Yueming Li
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and method for manufacturing cut workpieces using same

    • Patent number 9,662,718
    • Issue date May 30, 2017
    • Kyocera Corporation
    • Kenichirou Koga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill

    • Patent number 9,238,272
    • Issue date Jan 19, 2016
    • Toyota Jidosha Kabushiki Kaisha
    • Yasushi Chiba
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Wood boring bit

    • Patent number 8,727,679
    • Issue date May 20, 2014
    • Techtronic Power Tools Technology Limited
    • Thomas Evatt
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Ball end mill

    • Patent number 8,585,329
    • Issue date Nov 19, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Haruhisa Higasayama
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit

    • Patent number 8,545,140
    • Issue date Oct 1, 2013
    • Steve Burn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Twist drill

    • Patent number 8,540,463
    • Issue date Sep 24, 2013
    • Dormer Tools Limited
    • David Goulbourne
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Reaming apparatus

    • Patent number 8,490,448
    • Issue date Jul 23, 2013
    • Weatherford U.K. Limited
    • James Edward Fogg
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Indexable drill and method for arranging inserts in the drill

    • Patent number 8,388,278
    • Issue date Mar 5, 2013
    • Sumitomo Electric Hardmetal Corp.
    • Kazuchika Nasu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill body

    • Patent number 8,342,781
    • Issue date Jan 1, 2013
    • Sandvik Intellectual Property AB
    • Kari Soittu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Portable beveling tool

    • Patent number 8,297,157
    • Issue date Oct 30, 2012
    • TKM Tools, Inc.
    • Kevin S. Miller
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Device for deburring small-sized bore diameters

    • Patent number 8,292,554
    • Issue date Oct 23, 2012
    • Heinrich Heule
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Ceramic drill bit for high-speed drilling of composites

    • Patent number 8,206,067
    • Issue date Jun 26, 2012
    • SNECMA
    • Claude Turrini
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spade bit

    • Patent number 8,147,174
    • Issue date Apr 3, 2012
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Twist drill

    • Patent number 7,988,389
    • Issue date Aug 2, 2011
    • Horst Miebach GmbH
    • Jurgen Miebach
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spade bit

    • Patent number 7,922,429
    • Issue date Apr 12, 2011
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spade bit

    • Patent number 7,905,690
    • Issue date Mar 15, 2011
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spade bit with improved cutting geometry

    • Patent number 7,887,269
    • Issue date Feb 15, 2011
    • Robert Bosch GmbH
    • Hagen Walter Dost
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Drill bit and reamer

    • Patent number 7,871,224
    • Issue date Jan 18, 2011
    • Robert Bosch GmbH
    • Hagen W. Dost
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Deburr device and method

    • Patent number 7,832,107
    • Issue date Nov 16, 2010
    • William Matthew Ames
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Deburr device

    • Patent number 7,685,718
    • Issue date Mar 30, 2010
    • William Matthew Ames
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Conduit reamer tool element

    • Patent number 7,651,303
    • Issue date Jan 26, 2010
    • Milwaukee Electric Tool Corporation
    • Jonathan A. Zick
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Deburring Tool

    • Publication number 20180272430
    • Publication date Sep 27, 2018
    • GOE Corp.
    • Daniel Earl Ferguson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL

    • Publication number 20140003877
    • Publication date Jan 2, 2014
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • Yasushi Chiba
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPADE BIT

    • Publication number 20110150588
    • Publication date Jun 23, 2011
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill

    • Publication number 20110150589
    • Publication date Jun 23, 2011
    • Kennametal Inc.
    • Herbert Kauper
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WOOD BORING BIT

    • Publication number 20110085866
    • Publication date Apr 14, 2011
    • Thomas Evatt
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    BALL END MILL

    • Publication number 20100260559
    • Publication date Oct 14, 2010
    • Haruhisa Higasayama
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL BIT

    • Publication number 20100196112
    • Publication date Aug 5, 2010
    • Steve Burn
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPADE BIT

    • Publication number 20100104387
    • Publication date Apr 29, 2010
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    THROW-AWAY DRILL AND TIP ARRANGEMENT METHOD FOR THE DRILL

    • Publication number 20100034606
    • Publication date Feb 11, 2010
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Kazuchika Nasu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Device For Deburring Small-Sized Bore Diameters

    • Publication number 20100003095
    • Publication date Jan 7, 2010
    • Heinrich Heule
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Deburr Device and Method

    • Publication number 20090300922
    • Publication date Dec 10, 2009
    • William Matthew Ames
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill body

    • Publication number 20090279965
    • Publication date Nov 12, 2009
    • Sandvik Intellectual Property AB
    • Kari Soittu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Alignment Structure for a Wood Flat Drill Bit

    • Publication number 20090269155
    • Publication date Oct 29, 2009
    • Eupin WANG
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    REAMING APPARATUS

    • Publication number 20090097930
    • Publication date Apr 16, 2009
    • James Edward Fogg
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Spade bit with improved cutting geometry

    • Publication number 20090097932
    • Publication date Apr 16, 2009
    • Credo Technology Corporation
    • Hagen Walter Dost
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    TWIST DRILL

    • Publication number 20090087275
    • Publication date Apr 2, 2009
    • David Goulbourne
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill bit and reamer

    • Publication number 20090080989
    • Publication date Mar 26, 2009
    • Credo Technology Corporation
    • Hagen W. Dost
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CERAMIC DRILL BIT FOR HIGH-SPEED DRILLING OF COMPOSITES

    • Publication number 20090028654
    • Publication date Jan 29, 2009
    • SNECMA
    • Claude Turrini
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPADE BIT

    • Publication number 20080279647
    • Publication date Nov 13, 2008
    • Irwin Industrial Tool Company
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONDUIT REAMER TOOL ELEMENT

    • Publication number 20080219790
    • Publication date Sep 11, 2008
    • Jonathan A. Zick
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Deburr device and method

    • Publication number 20080193235
    • Publication date Aug 14, 2008
    • William Matthew Ames
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill Bit with High Performance for Chip Removal

    • Publication number 20080166196
    • Publication date Jul 10, 2008
    • JIANGSU TIANGONG TOOLS CO., LTD.
    • Xiaokun Zhu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TWO-FLUTE TWIST DRILL

    • Publication number 20080060478
    • Publication date Mar 13, 2008
    • Yuhong Wang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Twist Drill

    • Publication number 20070253788
    • Publication date Nov 1, 2007
    • HORST MIEBACH GMBH
    • Jurgen Miebach
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Pipe chamfering tool

    • Publication number 20070172324
    • Publication date Jul 26, 2007
    • Victaulic Company
    • Douglas R. Dole
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Chamfering tool

    • Publication number 20070122245
    • Publication date May 31, 2007
    • Osamu Yanagimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPADE BIT

    • Publication number 20070092348
    • Publication date Apr 26, 2007
    • Laverne R. Durfee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Deburring cutter for deburring edges of drilled holes

    • Publication number 20060291967
    • Publication date Dec 28, 2006
    • HEULE WERKZEUG AG
    • Heinrich Heule
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Flat bit sphere named the V-back paddlesphere bit

    • Publication number 20060216123
    • Publication date Sep 28, 2006
    • Brett Whitlock Burdick
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PIPE BEVELING TOOL AND METHOD

    • Publication number 20060210368
    • Publication date Sep 21, 2006
    • Rick Shane Rider
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR