Represented DSM in several patent invalidation cases against the other parties, including a well-known Japanese chemical company and a major US specialty glass company;
Represented Tencent in a patent invalidation case against another famous Chinese internet service company;
Represented Eli Lilly in a patent invalidation case against a Chinese pharmaceutical company;
Represented Mitsubishi Chemical Europe GMBH in a patent invalidation case against an individual (a scarecrow on behalf of a company of interest);
Providing patent validity and FTO analysis projects for BASF, Thyssenkrupp and a Chinese specialty fiber company;
Represented Mtime in a series of copyright infringement cases against a Chinese OTTTV service company;
Represented Starlitsky in a game infringement case against another game company;
Represented BaiduZitong in a game infringement case against a famous Chinese game company;
Served as a legal counsel of a Baidu’s wholly-owned subsidiary, responsible for reviewing, revising and drafting legal documents such as copyright licensing and game distribution agreements, training, consulting, issuing formal legal opinions and lawyer’s letters, etc.;
Represented an individual in a labor arbitration case on non-competition against a famous Chinese internet service company;
Represented Luoyang Mingyuan in 10 patent ownership and trade secret disputes against another company;
Represented an individual in patent ownership against Institute of Microbiology, Chinese Academy of Sciences..
Yaohong Zhang, Comprehensive Artificial Infringement in China’s Drug Regulatory Review, Intellectual Property and Technology Law Journal --- University of San Francisco, Volume 24, Issue 1(2020)
https://usfblogs.usfca.edu/iptlj/articles/volume-24-issue-1-articles/
https://1.next.westlaw.com/Document/I2ca616177a2d11ea80afece799150095/Vi ew/FullText.html?transitionType=SearchItem&contextData=(sc.Category)
Yaohong Zhang, Why is Indian Gleevec so Cheap? Zhichanli, http://news.zhichanli.com/article/8993.html
Yaohong Zhang, Whether to Violate Business Secrets if an Employee Forwards Confidential Information from His Company Mailbox to His Personal Mailbox?, Zhichanli, https://mp.weixin.qq.com/s/bhVWRfKiuJ-3MTmdpMXQJw
Yaohong Zhang, Standard for Judging Obviousness of Biological Inventions in US based on one Case, CHINA PATENT AGENCY, No. 4, pp.37-40(2009)
Yaohong Zhang, ‘Disclaimer’ Amendment, CHINA PATENT AGENCY, No. 1, pp.66-69(2011)
Yaohong Zhang, IDS and Supplemental Examination before the USPTO and Inequitable Conduct Counterargument, CHINA PATENT AGENCY, No. 4, pp.37-40(2013)
Yaohong Zhang, Applicability of “Liquidated Damages” in Patent Infringement Suits based on “Baby Stroller Cases”, PATENT AGENCY, No. 2, pp.33-36(2015)
Yaohong Zhang, Who on earth is the Final Winner in the Case involving a new TV version of Big-head Son and Small-head Father, http://www.zhichanli.com/article/26539
Yaohong Zhang, Some Issues about Claims Defined with Performance or Parameter Features, Intellectual Property Strategy and Practice, Vol. 6.