for grinding conical surfaces

Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding machine

    • Patent number 9,999,961
    • Issue date Jun 19, 2018
    • NSK Ltd.
    • Kengou Mizuura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method for the centreless grinding of shaft parts, in particular of...

    • Patent number 9,878,417
    • Issue date Jan 30, 2018
    • Erwin Junker Grinding Technology A.S.
    • Erwin Junker
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Machining apparatus

    • Patent number 9,873,177
    • Issue date Jan 23, 2018
    • JTEKT Corporation
    • Atsushi Kuno
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Processing method

    • Patent number 9,700,984
    • Issue date Jul 11, 2017
    • NTN Corporation
    • Satoshi Fujimoto
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Device and method for grinding workpieces, in particular welding el...

    • Patent number 9,573,237
    • Issue date Feb 21, 2017
    • Matuschek Messtechnik GmbH
    • Elmar Lange
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Processing apparatus and processing method

    • Patent number 9,446,492
    • Issue date Sep 20, 2016
    • NTN Corporation
    • Satoshi Fujimoto
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Centerless grinding apparatus and centerless grinding method

    • Patent number 7,189,144
    • Issue date Mar 13, 2007
    • NSK Ltd.
    • Yuko Kamamura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Through-in grinding method and through-in grinding apparatus

    • Patent number 7,037,176
    • Issue date May 2, 2006
    • Denso Corporation
    • Yukio Yamaguchi
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Centerless grinding apparatus and centerless grinding method

    • Patent number 6,986,702
    • Issue date Jan 17, 2006
    • NSK Ltd.
    • Yuko Kamamura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method and machine for centerless angular plunge grinding

    • Patent number 6,312,318
    • Issue date Nov 6, 2001
    • Schaudt Mikrosa BWF GmbH
    • Heinrich Mushardt
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Centerless grinder and wheel truing device therefor

    • Patent number 5,551,908
    • Issue date Sep 3, 1996
    • Fuji Oozx, Inc.
    • Katsuhiko Harada
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method for regrinding a worn valve

    • Patent number 5,159,786
    • Issue date Nov 3, 1992
    • Ran Can Corporation
    • L. Carl Amundsen
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Centerless valve regrinder

    • Patent number 5,070,653
    • Issue date Dec 10, 1991
    • Ran Can Corp.
    • L. Carl Amundsen
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Centerless grinding machine

    • Patent number 4,178,719
    • Issue date Dec 18, 1979
    • Cincinnati Milacron Inc.
    • Wilbur F. Jessup
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3584422

    • Patent number 3,584,422
    • Issue date Jun 15, 1971
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3418763

    • Patent number 3,418,763
    • Issue date Dec 31, 1968
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3082649

    • Patent number 3,082,649
    • Issue date Mar 26, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3057123

    • Patent number 3,057,123
    • Issue date Oct 9, 1962
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3025644

    • Patent number 3,025,644
    • Issue date Mar 20, 1962
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2968134

    • Patent number 2,968,134
    • Issue date Jan 17, 1961
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2950580

    • Patent number 2,950,580
    • Issue date Aug 30, 1960
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2715800

    • Patent number 2,715,800
    • Issue date Aug 23, 1955
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2589616

    • Patent number 2,589,616
    • Issue date Mar 18, 1952
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2586987

    • Patent number 2,586,987
    • Issue date Feb 26, 1952
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2575346

    • Patent number 2,575,346
    • Issue date Nov 20, 1951
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2440148

    • Patent number 2,440,148
    • Issue date Apr 20, 1948
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2436252

    • Patent number 2,436,252
    • Issue date Feb 17, 1948
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2425897

    • Patent number 2,425,897
    • Issue date Aug 19, 1947
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2380761

    • Patent number 2,380,761
    • Issue date Jul 31, 1945
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2356850

    • Patent number 2,356,850
    • Issue date Aug 29, 1944
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents