As a patent attorney, Yomi Guo specializes in patent mining, patent search, drafting of patent application documents, response to Office Actions, patent reexamination and invalidation proceedings. She can creatively address issues arising during patent prosecution and secure the broadest possible scope of patent protection for clients. She excels at drafting patent applications in the fields of mechanics, electromechanics, materials and new energy. She has undertaken key case drafting, patent mining and portfolio layout, PCT application drafting, quality review of patent documents, patent analysis, reexamination and invalidation work for large new-energy enterprises including Hanergy and CATL, and has taken part in setting their global filing strategy. Having previously served as a patent engineer and patent manager in the new energy industry, she understands portfolio layout, quality control and competitor patent analysis from the client side.