TREA

Takayuki Yamada

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  • Seto-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bending device
    • Patent number 6,820,450
    • Issue date Nov 23, 2004
    • Kabushiki Kaisha Opton
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stretch bender
    • Patent number 6,679,091
    • Issue date Jan 20, 2004
    • Kabushiki Kaisha Opton
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Bending device
    • Publication number 20020174703
    • Publication date Nov 28, 2002
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Stretch bender
    • Publication number 20020174701
    • Publication date Nov 28, 2002
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...