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Kazuyuki Nishikita

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  • Nara-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacturing method of steel ball for rolling bearing
    • Patent number 6,745,472
    • Issue date Jun 8, 2004
    • Koyo Seiko Co., Ltd.
    • Yoshiki Fujita
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Ball for ball-point pen
    • Patent number 6,423,111
    • Issue date Jul 23, 2002
    • Tsubaki Nakashima Co., Ltd.
    • Kazuyuki Nishikita
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents