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Sakae Nishigori

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Patents Grantslast 30 patents

  • Information Patent Grant

    Speed-changing gear manufacturing apparatus
    • Patent number 6,536,257
    • Issue date Mar 25, 2003
    • Gohsyu Corporation
    • Sakae Nishigori
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Speed-changing gear manufacturing apparatus
    • Publication number 20010032487
    • Publication date Oct 25, 2001
    • Sakae Nishigori
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...