Weiguo Chen

Sheppard, Mullin, Richter & Hampton LLP

$ $$$

Lytton Avenue 379
Palo Alto 94301 CA US

Weiguo (Will) Chen is a partner in the Intellectual Property Group in the firm’s Silicon Valley office. Mr. Chen advises clients in all areas of intellectual property law, including patent litigation, strategic patent portfolio development, patent office post-grant validity trials, patent and technology licensing, and patent infringement and validity opinions.

Mr. Chen has extensive experience in helping high-tech companies in Silicon Valley and China on building comprehensive patent portfolios and developing sophisticated international patent strategies, assessing, avoiding and responding to third-party IP threats, inter partes reviews (IPRs) and reexaminations at the patent office, district court patent litigation, in-bound and out-bound technology licensing, and negotiating IP asset transactions such as mergers, acquisitions, joint ventures and the like.

He has successfully litigated patent cases in federal district courts, and post-grant proceedings before the Patent Trial and Appeal Board (PTAB). He has successfully represented telecommunications and Internet companies in multiple patent acquisition deals. Mr. Chen has also published a book titled U.S. Patent Litigation in China.

In working with high-tech companies, he has developed in-depth knowledge in a range of industries including software, artificial intelligence, virtual and augmented reality, telecommunications, networking, electronic circuitry, semiconductor, MEMS, and medical devices. Mr. Chen frequently speaks, teaches, and publishes on a variety of IP-related topics, including litigation, licensing, trade secrets, strategic portfolio management, and patent enforcement.


  • Defended a software company in Beijing, China and successfully forced plaintiff to dismiss the case at an early stage of the case
  • Defended a semiconductor company in Shenzhen, China in a patent infringement litigation involving MEMS devices and successfully settled for the defendant without any payment to plaintiff
  • Defended a network device company in Silicon Valley and successfully settled the case, and defendant was able to make public offers in the stock exchange market
  • Defended multiple networking companies in Silicon Valley in a patent infringement litigation involving network switches and routers and successfully settled for the defendants
  • Represented BCD Semi of Shanghai, China, in a complex patent infringement litigation involving power supply products and successfully settled the case.
  • Manages patent portfolios and provides counseling on IP issues for many high-tech companies in China.
  • Counsels several high-tech companies in Silicon Valley on IP issues.


  • M.S., Northeastern University, 2004
  • LL.M, Franklin Pierce Law Center, 2001
  • LL.B., Tsinghua University, China, 1999
  • B.S., Tsinghua University, China, 1998


  • California
  • New York
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Patent and Trademark Office
  • Passed China Bar Examination


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Lytton Avenue 379
Palo Alto 94301 CA US
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