with tools that remain stationarily positioned during sharpening

Patents Grantslast 30 patents

  • Information Patent Grant

    Saw chain holder

    • Patent number 11,338,378
    • Issue date May 24, 2022
    • Mark Heebner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain holder

    • Patent number 10,799,969
    • Issue date Oct 13, 2020
    • Mark Heebner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Dresser drive link for saw chain

    • Patent number 9,027,451
    • Issue date May 12, 2015
    • Blount, Inc.
    • Mike Goettel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chain saw sharpener with built-up grinding tool

    • Patent number 5,156,071
    • Issue date Oct 20, 1992
    • Walter Stevens
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain grinding machine

    • Patent number 4,836,058
    • Issue date Jun 6, 1989
    • James E. Shepherd
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain depth gauge grinder

    • Patent number 4,643,050
    • Issue date Feb 17, 1987
    • E. Ray Silvey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain sharpener

    • Patent number 4,539,871
    • Issue date Sep 10, 1985
    • Simington Products Co.
    • Jack F. Simington
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain depth gauge grinder

    • Patent number 4,522,087
    • Issue date Jun 11, 1985
    • Elmer R. Silvey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Elevatable grinding wheel motor support

    • Patent number 4,418,502
    • Issue date Dec 6, 1983
    • Lynn J. Ziegelmeyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chain stop for saw chain grinder

    • Patent number 4,336,726
    • Issue date Jun 29, 1982
    • Elmer R. Silvey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Universal saw chain grinding machine

    • Patent number 4,287,793
    • Issue date Sep 8, 1981
    • E. Ray Silvey
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain depth-grinding apparatus

    • Patent number 4,267,751
    • Issue date May 19, 1981
    • Lynn J. Ziegelmeyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Depth gauge grinding attachment for saw chain sharpener

    • Patent number 4,235,131
    • Issue date Nov 25, 1980
    • Simington Products Co.
    • Jack F. Simington
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain sharpener

    • Patent number 4,104,793
    • Issue date Aug 8, 1978
    • Simington Products Co.
    • Jack F. Simington
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Oscillating saw chain sharpener

    • Patent number 4,084,452
    • Issue date Apr 18, 1978
    • Simington Products Co.
    • Jack F. Simington
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Saw chain sharpener

    • Patent number 4,044,635
    • Issue date Aug 30, 1977
    • Jack F. Simington
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chain saw blade sharpening accessory

    • Patent number 4,040,314
    • Issue date Aug 9, 1977
    • Joseph S. Geeck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3890857

    • Patent number 3,890,857
    • Issue date Jun 24, 1975
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3880018

    • Patent number 3,880,018
    • Issue date Apr 29, 1975
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3779103

    • Patent number 3,779,103
    • Issue date Dec 18, 1973
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3717051

    • Patent number 3,717,051
    • Issue date Feb 20, 1973
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3695123

    • Patent number 3,695,123
    • Issue date Oct 3, 1972
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3592085

    • Patent number 3,592,085
    • Issue date Jul 13, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3349645

    • Patent number 3,349,645
    • Issue date Oct 31, 1967
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2353956

    • Patent number 2,353,956
    • Issue date Jul 18, 1944
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1771840

    • Patent number 1,771,840
    • Issue date Jul 29, 1930
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    896357

    • Patent number 896,357
    • Issue date Aug 18, 1908
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    GUIDE DRESSER, CUTTER HEADS AND METHODS OF USE THEREOF

    • Publication number 20230150047
    • Publication date May 18, 2023
    • Internal Machinery Solutions Ltd.
    • Gary Stroud
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Saw Chain Holder

    • Publication number 20200391312
    • Publication date Dec 17, 2020
    • Mark Heebner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Saw Chain Holder

    • Publication number 20200156166
    • Publication date May 21, 2020
    • Mark Heebner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRESSER DRIVE LINK FOR SAW CHAIN

    • Publication number 20140090532
    • Publication date Apr 3, 2014
    • Blount, Inc.
    • Mike Goettel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR