Mr. Zhang joined Liu, Shen
& Associates in 2001. He specializes in patent prosecution, re-examination,
patent invalidation, IP litigation, and so on with a focus on semiconductor device,
display device, office equipment, home appliance, secondary battery, HDD, etc.
Mr. Zhang became a qualified
patent attorney in 2006. He has handled many cases of patent prosecutions,
patent reexaminations, patent invalidations, and patent administrative lawsuits, and participated in many cases of patent stability analyses,
patent infringement analyses, and so on.
Mr. Zhang had his PhD degree
fromTsinghuaUniversityin 2001. He joined the law
degree training program jointly provided by China University of Political
Science and Law and theJohnMarshallLawSchool,Chicago,USAfrom 2005 to 2007, and got his LLM degree.
Representative cases:
- Delphi Laser Co., Ltd vs. HAMAMATSU PHOTONICS KK in patent
invalidation and the following administrative litigation, representing Delphi
Laser
- A domestic printing-supplies company F vs. an
internationally known electronic company S in patent invalidation, representing
company S
- An internationally known electronic technology
company A vs. an internationally known communication company Q in patent
invalidation, representing company Q
- A patent invalidation case of Kaneka Corporation,
representing Kaneka Corporation
- Patent validity analysis for an internally known
television company S
- Invalidity analysis on a semiconductor device patent
of a competitor, for an internationally known electronic company S
- Infringement analysis on a computer product in
litigation and invalidity analyses on an associated patent, for an
internationally known electronic company S
- Infringement analysis and validity analysis on a
patent of multilayer ceramic electronic components, for an internationally
known electronic company S
- Invalidation request against a patent of LED package
and manufacturing method therefor of a competitor, for an internationally known
electronic company S
- Infringement analysis and validity analysis on a
patent of a hinge of a foldable electronic device, for an internationally known
electronic company
- Infringement analysis and validity analysis on a
patent of IC chip, for an internationally known chip company
- Doing search on and indexing patents
of graphene films, for a Japanese auto company
Academic papers:
- "Sufficient disclosure issue in China",
Asia IP, 2016, 8(10): 36
- "Brief
analysis of similarities and differences in determining inventiveness of patent
between China and the United States)”, Official account of WeChat of Liu, Shen
and Associates, 2023.