Songming Tan

Person

  • Chongqing, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    System for treating and recycling rainwater

    • Patent number 9,840,428
    • Issue date Dec 12, 2017
    • Chongqing University
    • Hongxiang Chai
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Method for roof drainage

    • Patent number 8,973,325
    • Issue date Mar 10, 2015
    • Chongqing University
    • Hongxiang Chai
    • E04 - BUILDING
  • Information Patent Grant

    Rainwater head

    • Patent number 8,950,123
    • Issue date Feb 10, 2015
    • Chongqing University
    • Hongxiang Chai
    • E04 - BUILDING

Patents Applicationslast 30 patents