Ms. Pengfei LI has expertise in various types of intellectual property matters, including patent invalidation, administrative litigation, civil litigation, administrative adjudication, ownership disputes, trade secrets, licensing negotiations, patent prosecution and portfolio planning, patent due diligence and freedom-to-operate (FTO) analysis, patent analysis, and anti-counterfeiting.

She is very experienced in technical fields of mechanics, medical devices, optoelectronics, electronic circuits, and automation. Ms. Li has served numerous renowned domestic and international companies, including Mindray, CALB, Wonderland, Delta, TDK, Kyocera, Kawasaki Heavy Industries, Toyota, Kubota, Nidec, LG Electronics, Southco, BOA, Bayer, AFT Automotive, Metso, and Grundfos.

Since February 2016, Ms. Li has represented multiple Fortune Global 500 companies in over 500 cases involving patent prosecution, patent validation, and rights enforcement. One of the cases she participated in was selected as typical precedent of the IP tribunal of SPC in 2020. Ms. Li obtained her patent attorney qualification in 2016 and her national legal professional qualification in 2017. She joined Lung Tin in February 2019.

Lung Tin Law Firm, Attorney at Law, Patent Attorney

China Patent Agent (H.K.) Ltd., Patent Attorney

Sumitomo Chemical Ltd. (Japan), Mechanical Engineer

Renmin University of China, Intellectual Property Law

Dalian University of Technology, Bachelor in Mechanical Engineering

Represented a Taiwan enterprise in a series of patent ownership and invalidation cases against its competing company regarding projectors.

Represented Grundfos in patent infringement and invalidation cases against multiple Chinese companies regarding circulation pumps.

Represented Furuno Electric in patent infringement and invalidation cases against a domestic enterprise regarding navigation devices.

Represented a Japanese heavy industry enterprise in patent infringement and invalidation cases against a domestic company regarding hydraulic valves.

Represented Daito Electric in patent licensing negotiations and invalidation cases against its Chinese competing company regarding massage equipment.

Represented Dun’ an in multiple patent litigation, invalidation, and administrative cases against its competitors regarding expansion valves and heat exchange tubes.

Represented Serocean in patent infringement cases against Muruisi regarding medical devices.

Represented Wonderland in a series of patent invalidation cases against its competing company regarding child strollers.

Represented Narwal in multiple patent invalidation cases against Dreame regarding robotic vacuum cleaners.

Represented Metso Corporation in patent invalidation cases against multiple competitors concerning crushers.

Represented a leading Taiwan optoelectronics enterprise in a series of patent invalidation cases against Zhonglan Optoelectronics regarding cameras.

Represented Mindray in patent invalidation cases against Dimai concerning medical devices.

Represented CALB in a series of patent infringement and invalidation cases against CATL related to power batteries.

Represented Jinfeng in patent infringement and invalidation cases against Samsung concerning the folding mechanism of a foldable mobile phone.