involving a horizontal tool spindle

Patents Grantslast 30 patents

  • Information Patent Grant

    Device and method for the finishing machining of an internal face o...

    • Patent number 10,307,879
    • Issue date Jun 4, 2019
    • Supfina Grieshaber GmbH & Co. KG
    • Alfons Haas
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Machining device with a detachably mounted spindle unit

    • Patent number 10,173,295
    • Issue date Jan 8, 2019
    • JTEKT Corporation
    • Kenichiro Kitamura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Internal grinding method and internal grinding machine

    • Patent number 6,616,508
    • Issue date Sep 9, 2003
    • NSK Ltd.
    • Yuko Kamamura
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Internal abrasive machine

    • Patent number 6,322,423
    • Issue date Nov 27, 2001
    • Lidkoping Machine Tools AB
    • Mats Heijkenskjöld
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method and apparatus for removing flaws from internal pipe walls

    • Patent number 5,175,964
    • Issue date Jan 5, 1993
    • Richard J. Girndt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary cutter wheel

    • Patent number 5,040,341
    • Issue date Aug 20, 1991
    • Hiroaki Okinaga
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Internal grinding machine

    • Patent number 4,845,895
    • Issue date Jul 11, 1989
    • Seiko Seiki Kabushiki Kaisha
    • Hiroyuki Kihara
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinding machine

    • Patent number 4,606,150
    • Issue date Aug 19, 1986
    • Maschinenfabrik Gehring Gesellschaft mit beschrankter Haftung & Co. Kommandit...
    • Hans Grimm
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Double spindle grinding machine

    • Patent number 4,471,577
    • Issue date Sep 18, 1984
    • Seiko Seiki Kabushiki Kaisha
    • Isao Ogawa
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Internal grinding machine

    • Patent number 4,265,054
    • Issue date May 5, 1981
    • Seiko Seiki Kabushiki Kaisha
    • Shohei Ito
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Internal grinding machine

    • Patent number 4,096,667
    • Issue date Jun 27, 1978
    • Cincinnati Milacron-Heald Corp.
    • Herbert R. Uhtenwoldt
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3924355

    • Patent number 3,924,355
    • Issue date Dec 9, 1975
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3874121

    • Patent number 3,874,121
    • Issue date Apr 1, 1975
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3568374

    • Patent number 3,568,374
    • Issue date Mar 9, 1971
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3534509

    • Patent number 3,534,509
    • Issue date Oct 20, 1970
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3299580

    • Patent number 3,299,580
    • Issue date Jan 24, 1967
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3197921

    • Patent number 3,197,921
    • Issue date Aug 3, 1965
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3131517

    • Patent number 3,131,517
    • Issue date May 5, 1964
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1949552

    • Patent number 1,949,552
    • Issue date Mar 6, 1934
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    1948899

    • Patent number 1,948,899
    • Issue date Feb 27, 1934
    • B24 - GRINDING POLISHING