Double margin drills

Industry

  • CPC
  • B23B2251/443
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Patents Grantslast 30 patents

  • Information Patent Grant

    Small-diameter drill bit

    • Patent number 11,413,690
    • Issue date Aug 16, 2022
    • MOLDINO Tool Engineering, Ltd.
    • Shogo Yoshioka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool

    • Patent number 11,400,523
    • Issue date Aug 2, 2022
    • CERATIZIT BALZHEIM GMBH & CO. KG
    • Rainer Walcher
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 11,173,554
    • Issue date Nov 16, 2021
    • GKN Aerospace Sweden AB
    • Tore Hagward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Small-diameter drill and small-diameter drill manufacturing method

    • Patent number 11,090,738
    • Issue date Aug 17, 2021
    • MOLDINO Tool Engineering, Ltd.
    • Shogo Yoshioka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill

    • Patent number 10,507,533
    • Issue date Dec 17, 2019
    • Kennametal Inc.
    • Tim Guter
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill

    • Patent number 10,279,398
    • Issue date May 7, 2019
    • MITSUBISHI HITACHI TOOL ENGINEERING, LTD.
    • Shigeyoshi Fujiwara
    • 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

    Drill

    • Patent number 10,150,168
    • Issue date Dec 11, 2018
    • Honda Motor Co., Ltd.
    • Hiroyuki Fukushima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool and method for producing drill holes

    • Patent number 10,076,793
    • Issue date Sep 18, 2018
    • MAPAL Fabrik fur Prazisionswerkzeuge Dr. Kress KG
    • Dieter Kress
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Bit exchangeable drill

    • Patent number 9,370,829
    • Issue date Jun 21, 2016
    • Sumitomo Electric Hardmetal Corp.
    • Takumi Tamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill

    • Patent number 8,876,445
    • Issue date Nov 4, 2014
    • Mitsubishi Materials Corporation
    • Kazuya Yanagida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary cutting tool having sealed margins and method of making same

    • Patent number 8,807,889
    • Issue date Aug 19, 2014
    • Kennametal Inc.
    • Jurgen Schwagerl
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotating cutting tool with support element

    • Patent number 8,419,322
    • Issue date Apr 16, 2013
    • Komet Group GmbH
    • Erkan Hodza
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill

    • Patent number 8,257,000
    • Issue date Sep 4, 2012
    • Honda Motor Co., Ltd.
    • Junya Onose
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool with chisel edge

    • Patent number 8,061,938
    • Issue date Nov 22, 2011
    • Kennametal Inc.
    • Karthik Sampath
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill having construction suitable for enlarging previously formed...

    • Patent number 7,422,396
    • Issue date Sep 9, 2008
    • OSG Corporation
    • Yoshihiro Takikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill with groove width variation along the drill and double margin...

    • Patent number 7,306,411
    • Issue date Dec 11, 2007
    • Mitsubishi Materials Corporation
    • Masayuki Mabuchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Deep hole boring drill

    • Patent number 7,201,544
    • Issue date Apr 10, 2007
    • Honda Motor Co., Ltd.
    • Kazuhiro Nakashima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for making a cutting tool having a plurality o...

    • Patent number 6,419,561
    • Issue date Jul 16, 2002
    • Kennametal Inc.
    • Stephen M. George
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool

    • Patent number 6,032,749
    • Issue date Mar 7, 2000
    • Hilti Aktiengesellschaft
    • Hans-Werner Bongers-Ambrosius
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit or end mill with grooved flutes

    • Patent number 5,160,232
    • Issue date Nov 3, 1992
    • MCA Micro Crystal AG
    • Andreas Maier
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    One-piece rotary material removing tool of sintered hard metal

    • Patent number 4,826,364
    • Issue date May 2, 1989
    • Stellram S.A.
    • Manfred Grunsky
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3598500

    • Patent number 3,598,500
    • Issue date Aug 10, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3237488

    • Patent number 3,237,488
    • Issue date Mar 1, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2370706

    • Patent number 2,370,706
    • Issue date Mar 6, 1945
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2348874

    • Patent number 2,348,874
    • Issue date May 16, 1944
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    DRILL FOR CARBON-FIBER COMPOSITE MATERIAL

    • Publication number 20220241873
    • Publication date Aug 4, 2022
    • BIC TOOL CO., LTD.
    • Koichi Arai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILLING TOOL

    • Publication number 20200376570
    • Publication date Dec 3, 2020
    • CERATIZIT BALZHEIM GMBH & CO. KG
    • RAINER WALCHER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SMALL-DIAMETER DRILL BIT

    • Publication number 20200324348
    • Publication date Oct 15, 2020
    • Mitsubishi Hitachi Tool Engineering, Ltd.
    • Shogo Yoshioka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL

    • Publication number 20200086401
    • Publication date Mar 19, 2020
    • GKN AEROSPACE SWEDEN AB
    • Tore Hagward
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILLING TOOL AND METHOD FOR PRODUCING DRILL HOELS

    • Publication number 20170113283
    • Publication date Apr 27, 2017
    • Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
    • Dieter Kress
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TWO-EDGE DOUBLE MARGIN DRILL

    • Publication number 20150283625
    • Publication date Oct 8, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Yoshiji Sato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BIT EXCHANGEABLE DRILL

    • Publication number 20140193220
    • Publication date Jul 10, 2014
    • Takumi Tamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILLING TOOL AND METHOD FOR PRODUCING DRILL HOLES

    • Publication number 20130307178
    • Publication date Nov 21, 2013
    • Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
    • Dieter Kress
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    DRILL

    • Publication number 20110211924
    • Publication date Sep 1, 2011
    • MITSUBISHI MATERIALS CORPORATION
    • Kazuya Yanagida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ROTARY CUTTING TOOL HAVING SEALED MARGINS AND METHOD OF MAKING SAME

    • Publication number 20110158757
    • Publication date Jun 30, 2011
    • Jurgen Schwagerl
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ROTATING CUTTING TOOL WITH SUPPORT ELEMENT

    • Publication number 20110116877
    • Publication date May 19, 2011
    • Erkan Hodza
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Cutting tool with chisel edge

    • Publication number 20090226271
    • Publication date Sep 10, 2009
    • Kennametal Inc.
    • Karthik Sampath
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill

    • Publication number 20090191016
    • Publication date Jul 30, 2009
    • OSG CORPORATION
    • Norihiro Masuda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL

    • Publication number 20090016832
    • Publication date Jan 15, 2009
    • Honda Motor Co., Ltd.
    • Junya Onose
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drilling tool, a method for drilling a hole and a use of a drilling...

    • Publication number 20080080940
    • Publication date Apr 3, 2008
    • UNIMERCO A/S
    • Johnny Peder Sorensen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method for producing elements from phase change material

    • Publication number 20060099042
    • Publication date May 11, 2006
    • Honda Motor Co., Ltd.
    • Kazuhiro Nakashima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill having construction suitable for enlarging previously formed...

    • Publication number 20060037786
    • Publication date Feb 23, 2006
    • Yoshihiro Takikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill and production method thereof

    • Publication number 20040101379
    • Publication date May 27, 2004
    • MITSUBISHI MATERIALS CORPORATION
    • Masayuki Mabuchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR