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Qinghua Wang

Beijing Office
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Patent Attorney since 2000

Technical Field:

Mechanical Engineering, Machine Design & Machine Building, Equipment and Technology of Machining, Transportation Vehicles and Engines and Air-Conditioning and Refrigeration


Chinese, English

Education and Training:

Bachelor of Engineering in Marine Engineering management, Dalian Maritime University, 2001

Master of Engineering in Marine engineering, Dalian Maritime University, 2014

Trained in SIPO from 2004 to 2005

Professional Experience:

Patent Examiner, SIPO patent substantive examination; PCT International search and preliminary examination; GCC search and examination; patent reexamination and patent declared invalid from 2004 to 2014

Patent Attorney, CCPIT Patent and Trademark Law Office since 2015

Practice Area:

Mr. Wang's practice focuses mainly on patent prosecution in the mechanical field, including that for drafting patent application documents, patent reexamination, patent invalidation, patent validity litigation and patent search.


1. Oil contamination control of marine hydraulic system,World Shipping, 2003-01,Co-Author;

2. Application of fractal theory to fault diagnosis for hydraulic pump, Journal of Dalian Maritime University,2004-02,Co-Author;

3. Study on Economy and Reliability of Remote Control System of Fluid Hold Valves,Machine Tool & Hydraulics, 2007-11,Co-Author;

4. Analysis of Current China Refrigeration Compressor in Patent View,Compressor Technology, 2012-03,Author