Chang-Yen Tsai

Person

  • Lincoln Park, NJ, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Tap shoe outsole and heel

    • Patent number D744732
    • Issue date Dec 8, 2015
    • Ballet Makers, Inc.
    • Chang-Yen Tsai
    • D02 - Apparel and haberdashery