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  • CPC
  • B23B2251/245
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23BTURNING BORING B23B2251/00Details of tools for drilling machines

Current Industry

B23B2251/245Variable cross sections
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Step drill
    • Patent number 11,077,504
    • Issue date Aug 3, 2021
    • MAPAL Fabrik fur Prazisionswerkzeuge Dr. Kress KG
    • Ulrich Krenzer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool
    • Patent number 10,695,951
    • Issue date Jun 30, 2020
    • Robert Bosch GmbH
    • Rainer Widmann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Precessional-motion bone and dental drilling tools and bone harvest...
    • Patent number 10,363,615
    • Issue date Jul 30, 2019
    • Michael J. Scianamblo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,718,136
    • Issue date Aug 1, 2017
    • DreBo Werkzeugfabrik GmbH
    • Martin Stumpp
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Systems and methods for forming an opening in a stack
    • Patent number 9,643,260
    • Issue date May 9, 2017
    • The Boeing Company
    • Gary Lipczynski
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Segmented orbital drill
    • Patent number 9,446,454
    • Issue date Sep 20, 2016
    • Kennametal Inc.
    • Karen Anne Craig
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,308,589
    • Issue date Apr 12, 2016
    • Sumitomo Electric Industries, Ltd
    • Hisao Oka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Precessional drilling and reaming
    • Patent number 9,277,925
    • Issue date Mar 8, 2016
    • Michael J. Scianamblo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Precessional-motion bone and dental drilling tools and bone harvest...
    • Patent number 9,271,740
    • Issue date Mar 1, 2016
    • Michael J. Scianamblo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and method of cutting workpiece using the same
    • Patent number 8,882,411
    • Issue date Nov 11, 2014
    • Kyocera Corporation
    • Yoshifumi Koike
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool
    • Patent number 8,105,001
    • Issue date Jan 31, 2012
    • Kennametal Inc.
    • Ulrich F. Krenzer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Small-diameter deep hole drill and a micro deep hole drilling method
    • Patent number 7,909,549
    • Issue date Mar 22, 2011
    • Hitachi Tool Engineering, Ltd.
    • Yoshihiro Kondoh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool for machining bores in materials having spring-back
    • Patent number 5,967,712
    • Issue date Oct 19, 1999
    • Kennametal Inc.
    • William C. Magill
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit and step feeding method
    • Patent number 5,888,036
    • Issue date Mar 30, 1999
    • Hitachi Seiko, Ltd.
    • Kunio Arai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD TO PRODUCE A RADIAL RUN-OUT TOOL AS WELL AS A RADIAL RUN-OUT...
    • Publication number 20190193226
    • Publication date Jun 27, 2019
    • Kennametal Inc.
    • Herbert Rudolf KAUPER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drilling Tool
    • Publication number 20180326618
    • Publication date Nov 15, 2018
    • ROBERT BOSCH GmbH
    • Rainer Widmann
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Precessional Drilling and Reaming
    • Publication number 20160207121
    • Publication date Jul 21, 2016
    • Michael J. Scianamblo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20140363249
    • Publication date Dec 11, 2014
    • Hisao Oka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SEGMENTED ORBITAL DRILL
    • Publication number 20140348604
    • Publication date Nov 27, 2014
    • Karen Anne Craig
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SEGMENTED ORBITAL DRILL
    • Publication number 20120219371
    • Publication date Aug 30, 2012
    • Kennametal Inc.
    • Karen Anne Craig
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL AND METHOD OF CUTTING WORKPIECE USING THE SAME
    • Publication number 20120039680
    • Publication date Feb 16, 2012
    • Yoshifumi Koike
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SMALL-DIAMETER DEEP HOLE DRILL AND A MICRO DEEP HOLE DRILLING METHOD
    • Publication number 20100178121
    • Publication date Jul 15, 2010
    • Hatachi Tool Engineering, Ltd.
    • Yoshihiro Kondoh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILLING TOOL
    • Publication number 20080199268
    • Publication date Aug 21, 2008
    • ULRICH F. KRENZER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill bit
    • Publication number 20040156689
    • Publication date Aug 12, 2004
    • Shui Liang Shen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method for the production of a tool, in particular a drill or milli...
    • Publication number 20030159544
    • Publication date Aug 28, 2003
    • Bernhard Moser
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR