Ms.Yu has participated in a number of national and municipal research projects, and published 3 foreign SCI papers, and applied for a number of inventions as well as utility model patents.

She has years of patent agency experience, handling more than 300 patent applications with over 90% authorization rate. Ms. Yu has a executive experience about patent mining, patent layout and OA response. She has handled more than 50 patent invalidations and patent disputes.

B.S. in Materials Science and Engineering（Science）at Tianjin Chengjian University

M.S. in Materials Science and Engineering（Engineering）at Tianjin Chengjian University

M.S.in Civil and commercial law at Renmin University of China

Patent invalidation, patent litigation, patent early warning, and patent layout in the fields of mechanics, materials, chemical engineering,  and electrical appliance

• Represented Fotile Patents invalidation case
• Represented Mobike vs. DiDi patent invalidation case
• Represented Daqing Sanju vs. BASF patent invalidation case
• Represented guangzhou hongkai vs. Shenzhen Keli nano engineering equipment patent invalidation case
• Represented Yushou Medical Appliances Co., Ltd. patent invalidation case