TREA

Yoriyuki Watanabe

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling device for ring
    • Patent number 6,843,090
    • Issue date Jan 18, 2005
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hideshi Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cutting device for sheet metal drum
    • Patent number 6,726,547
    • Issue date Apr 27, 2004
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yuji Narusaki
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    Rolling device for ring
    • Publication number 20040035170
    • Publication date Feb 26, 2004
    • Hideshi Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Cutting device for sheet metal drum
    • Publication number 20030176154
    • Publication date Sep 18, 2003
    • Yuji Narusaki
    • B24 - GRINDING POLISHING