Zhonghua Yang

5 Patents

• US124735802025

  One-step Method for Synthesizing Amoxicillin from Penicillin or Salt Thereof Through Enzyme Catalysis

  XINGZHI COLLEGE ZHEJIANG NORMAL UNIVERSITY

  0 cites
• US124045342025

  Method for Separating Amoxicillin and Phenylacetic Acid from Reaction Solution in One-step Enzymatic Synthesis of Amoxicillin

  XINGZHI COLLEGE ZHEJIANG NORMAL UNIVERSITY

  0 cites
• US123055122025

  Short-radius Trajectory-controllable Drilling Tool and Combined Type Steerable Drilling Tool

  0 cites
• US121689302024

  Short-radius Drilling Tool, Track-controllable Lateral Drilling Tool and Method

  0 cites
• USD10006902023

  Battery Rod for Electronic Cigarette

  Ashh, Inc.

  0 cites