TREA

Yan-Long Sheng

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  • LuJu City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Front derailleur for a bicycle
    • Patent number 7,189,173
    • Issue date Mar 13, 2007
    • SunRace Sturmey-Archer Inc.
    • Ming-Chih Tsai
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    Front derailleur for a bicycle
    • Publication number 20040005951
    • Publication date Jan 8, 2004
    • SunRace Sturmey-Archer Inc.
    • Ming-Chih Tsai
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS