Zhongfu Cheng

4 Patents

• US125714642026

  Cam and Harmonic Reducer

  GREE ELECTRIC APPLIANCES, Inc. OF ZHUHAI

  0 cites
• US119706612024

  Combined Catalytic Viscosity Reducing System and a Use of the Combined System

  YANGTZE UNIVERSITY

  0 cites
• US118450692023

  Catalyst Composition, a Process for Preparing the Catalyst Composition, and a Use of the Catalyst Composition

  YANGTZE UNIVERSITY

  0 cites
• US116486622023

  Speed Reducer and Robot

  GREE ELECTRIC APPLIANCES, Inc. OF ZHUHAI

  0 cites