TREA

Johnson Su

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  • Kaohsiung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing a damping shaft sleeve
    • Patent number 8,904,845
    • Issue date Dec 9, 2014
    • Extend Forming Industrial Corp.
    • Johnson Su
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for Manufacturing a Damping Shaft Sleeve
    • Publication number 20140090440
    • Publication date Apr 3, 2014
    • EXTEND FORMING INDUSTRIAL CORP.
    • Johnson Su
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...