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Toshiaki Hosoi

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  • Hirano-ku, Osaka-shi, Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drill and drill grinding method and apparatus
    • Patent number 5,263,286
    • Issue date Nov 23, 1993
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and drill grinding method and apparatus
    • Patent number 5,231,802
    • Issue date Aug 3, 1993
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and drill grinding method and apparatus
    • Patent number 5,181,811
    • Issue date Jan 26, 1993
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 5,004,384
    • Issue date Apr 2, 1991
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 4,975,003
    • Issue date Dec 4, 1990
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill cutting edge grinder
    • Patent number 4,703,588
    • Issue date Nov 3, 1987
    • Toshiaki Hosoi
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Drill
    • Patent number 4,565,473
    • Issue date Jan 21, 1986
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Grinding apparatus for a flank of an end mill point
    • Patent number 4,332,109
    • Issue date Jun 1, 1982
    • Toshiaki Hosoi
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Machine tool profiling device
    • Patent number 4,317,644
    • Issue date Mar 2, 1982
    • Toshiaki Hosoi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR