Qualification：

Patent Attorney since 2011

Technical Field：

Precision instrument and Optical instrument, electrical engineering, semiconductor technology, optical technique, physics

Languages：

Chinese, English

Education and Training：

Bachelor of Science in Optical science and technology, Beijing Jiaotong University, 2006

Master of Science in Optical Engineering, Beijing Jiaotong University, 2008

Professional Experience：

Patent Attorney, East IP from 2008 to 2013

Patent Attorney, CCPIT Patent and Trademark Law Office since 2013

Practice Area：

Mr. Du's practice focuses mainly on patent prosecution in the electrical field, including that for drafting patent application documents, patent reexamination, patent validity litigation and patent searching.