Cutting tool

Patents Grantslast 30 patents

  • Information Patent Grant

    Cutter insert gum modification method and apparatus

    • Patent number 7,401,537
    • Issue date Jul 22, 2008
    • David Krauter
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool

    • Patent number 6,180,266
    • Issue date Jan 30, 2001
    • Nachi-Fujikoshi Corp.
    • Hirokuni Amano
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for the cryogenic treatment of metal containing materials

    • Patent number 5,259,200
    • Issue date Nov 9, 1993
    • Nu-Bit, Inc.
    • Dennis J. Kamody
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Lapping tools

    • Patent number 5,041,173
    • Issue date Aug 20, 1991
    • Kabushiki Kaisha Toshiba
    • Toshio Shikata
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Low expansion cast iron lapping tool

    • Patent number 5,030,299
    • Issue date Jul 9, 1991
    • Kabushiki Kaisha Toshiba
    • Takanobu Nishimura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of forming hard facings on materials

    • Patent number 4,930,675
    • Issue date Jun 5, 1990
    • Friction Technology Limited
    • Gerald M. Bedford
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Lapping tools and method of manufacturing the same

    • Patent number 4,867,803
    • Issue date Sep 19, 1989
    • Kabushiki Kaisha Toshiba
    • Toshio Shikata
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Process for laser hardfacing drill bit cones having hard cutter ins...

    • Patent number 4,781,770
    • Issue date Nov 1, 1988
    • Smith International, Inc.
    • Naresh J. Kar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods for making cutting tools

    • Patent number 4,755,237
    • Issue date Jul 5, 1988
    • Jerome H. Lemelson
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Wear-resistant coating of cutting tool and method of applying same

    • Patent number 4,753,854
    • Issue date Jun 28, 1988
    • Vsesojuzny Nauchno-Issledovatelsky Instrumentalny Institut
    • Alexei G. Gavrilov
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for producing edged tools

    • Patent number 4,453,987
    • Issue date Jun 12, 1984
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Tohru Arai
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3865638

    • Patent number 3,865,638
    • Issue date Feb 11, 1975
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3756865

    • Patent number 3,756,865
    • Issue date Sep 4, 1973
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3723195

    • Patent number 3,723,195
    • Issue date Mar 27, 1973
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3702268

    • Patent number 3,702,268
    • Issue date Nov 7, 1972
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3663316

    • Patent number 3,663,316
    • Issue date May 16, 1972
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3660050

    • Patent number 3,660,050
    • Issue date May 2, 1972
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3650849

    • Patent number 3,650,849
    • Issue date Mar 21, 1972
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3592703

    • Patent number 3,592,703
    • Issue date Jul 13, 1971
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3581604

    • Patent number 3,581,604
    • Issue date Jun 1, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3425877

    • Patent number 3,425,877
    • Issue date Feb 4, 1969
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3411208

    • Patent number 3,411,208
    • Issue date Nov 19, 1968
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3281287

    • Patent number 3,281,287
    • Issue date Oct 25, 1966
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3231433

    • Patent number 3,231,433
    • Issue date Jan 25, 1966
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3144365

    • Patent number 3,144,365
    • Issue date Aug 11, 1964
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3116180

    • Patent number 3,116,180
    • Issue date Dec 31, 1963
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3112195

    • Patent number 3,112,195
    • Issue date Nov 26, 1963
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3034379

    • Patent number 3,034,379
    • Issue date May 15, 1962
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2786788

    • Patent number 2,786,788
    • Issue date Mar 26, 1957
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    2776482

    • Patent number 2,776,482
    • Issue date Jan 8, 1957
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING