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Nobuyuki Hirohata

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  • Arimoto, Wakayama-shi, Wakayama-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding machine
    • Patent number 4,707,946
    • Issue date Nov 24, 1987
    • Hirohata; Nobuyuki
    • Nobuyuki Hirohata
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grinder
    • Patent number 4,584,794
    • Issue date Apr 29, 1986
    • Nobuyuki Hirohata
    • B24 - GRINDING POLISHING