for grinding rotating workpieces (three dimensional)

Patents Grantslast 30 patents

  • Information Patent Grant

    Cam grinding machine and cam grinding method

    • Patent number 10,322,489
    • Issue date Jun 18, 2019
    • JTEKT Corporation
    • Yoshihiro Mizutani
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method for relief-grinding the cutting teeth of taps, thread former...

    • Patent number 8,419,504
    • Issue date Apr 16, 2013
    • Erwin Junker Maschinenfabrik GmbH
    • Erwin Junker
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Three dimensional cam, grinding method and grinding apparatus

    • Patent number 6,834,629
    • Issue date Dec 28, 2004
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yuji Saiki
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Glass pattern cutting device

    • Patent number 5,558,565
    • Issue date Sep 24, 1996
    • Victor Dedonato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of making hydrogel contact lenses having aspheric front surf...

    • Patent number 4,909,621
    • Issue date Mar 20, 1990
    • Cyril C. H. Evans
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for copy-machining a workpiece

    • Patent number 4,493,351
    • Issue date Jan 15, 1985
    • MZW Maschinenfabrik Zuckermann Pachtgesellschaft mbH
    • Erich Schmidt
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Contour copying machine

    • Patent number 4,382,727
    • Issue date May 10, 1983
    • Maschinenfabrik Zuckermann Komm. Ges.
    • Erich Schmidt
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Apparatus for copy-machining of a workpiece

    • Patent number 4,274,183
    • Issue date Jun 23, 1981
    • Maschinenfabrik Zuckermann Komm. Ges.
    • Erich Schmidt
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Copy-grinding apparatus

    • Patent number 4,219,974
    • Issue date Sep 2, 1980
    • Maschinenfabrik Zuckermann Komm. Ges.
    • Erich Schmidt
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Profile grinding machine

    • Patent number 4,167,836
    • Issue date Sep 18, 1979
    • Citizen Watch Co., Ltd.
    • Tadao Takishima
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Duplicating grinding machine

    • Patent number 4,112,628
    • Issue date Sep 12, 1978
    • Maschinenfabrik Zuckermann Komm. Ges.
    • Erich Schmidt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for grinding turbine and compressor blades to...

    • Patent number 4,051,636
    • Issue date Oct 4, 1977
    • Siemens Aktiengesellschaft
    • Karlheinz Heine
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method and apparatus for dressing regulating wheels for centerless...

    • Patent number 4,004,568
    • Issue date Jan 25, 1977
    • Engelhard Minerals & Chemicals Corporation
    • Van Q. Maxey
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Cam controlled grinding machine

    • Patent number 3,973,360
    • Issue date Aug 10, 1976
    • Rene Crevoisier
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Profile-grinding machine

    • Patent number 3,943,664
    • Issue date Mar 16, 1976
    • Pinkhus Ruvimovich Broide
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3925937

    • Patent number 3,925,937
    • Issue date Dec 16, 1975
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3889424

    • Patent number 3,889,424
    • Issue date Jun 17, 1975
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3864878

    • Patent number 3,864,878
    • Issue date Feb 11, 1975
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3863691

    • Patent number 3,863,691
    • Issue date Feb 4, 1975
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3674451

    • Patent number 3,674,451
    • Issue date Jul 4, 1972
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3589075

    • Patent number 3,589,075
    • Issue date Jun 29, 1971
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3581443

    • Patent number 3,581,443
    • Issue date Jun 1, 1971
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3568369

    • Patent number 3,568,369
    • Issue date Mar 9, 1971
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3339315

    • Patent number 3,339,315
    • Issue date Sep 5, 1967
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3090173

    • Patent number 3,090,173
    • Issue date May 21, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3090172

    • Patent number 3,090,172
    • Issue date May 21, 1963
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3079732

    • Patent number 3,079,732
    • Issue date Mar 5, 1963
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3079731

    • Patent number 3,079,731
    • Issue date Mar 5, 1963
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3075320

    • Patent number 3,075,320
    • Issue date Jan 29, 1963
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3050909

    • Patent number 3,050,909
    • Issue date Aug 28, 1962
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents