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Cheng Chen

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  • Ningbo, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Carbon monoxide alarm
    • Patent number D1084895
    • Issue date Jul 22, 2025
    • SITERWELL ELECTRONICS CO., LIMITED
    • Shixi You
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Smoke and carbon monoxide detector
    • Patent number D1080431
    • Issue date Jun 24, 2025
    • SITERWELL ELECTRONICS CO., LIMITED
    • Shixi You
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Thermostat
    • Patent number D1057575
    • Issue date Jan 14, 2025
    • SITERWELL ELECTRONICS CO., LIMITED
    • Zengchang Fan
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Two-dimensional nanomaterial dispersant, preparation method of two-...
    • Patent number 10,843,153
    • Issue date Nov 24, 2020
    • Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sc...
    • Liping Wang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Hexagonal boron nitride epoxy compound anticorrosive paint, and pre...
    • Patent number 10,822,501
    • Issue date Nov 3, 2020
    • Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sc...
    • Liping Wang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents