Mr. Yongkang ZHANG has expertise and experience in agency in the fields of pharmacy, chemistry, biotechnologies and new materials, as well as on patent reexamination, invalidation and litigation. Mr. ZHANG has represented over 1000 patent cases submitted to China and Japan and also represented patent invalidity and litigation cases for many domestic and foreign well known company clients. Mr. Zhang joined Lung Tin in October 2006.

Mr. Zhang was licensed to practice as a Chinese attorney-at-law in 2008 and was qualified as a Chinese Patent Attorney in 2009.
 

Lung Tin Intellectual Property Agent Ltd., Partner, Patent Attorney, Attorney at Law
Runping Patent Agent Ltd., Patent Attorney
 

M.Eng. Beijing Institute of Clothing Technology, in Chemical Engineering
B.Eng. Shandong University of Technology, in Chemical Engineering
 

Author, "Considerations Regarding Support of Means-plus-function Claims by Description",  Collection from "The Theory and Practice of Article 26.4 of Patent Law", Jan 2013 Issue, Intellectual Property Press
Author, "The Hindsight in Inventive Step Assessment of Patent", Collection from "The Theory and Practice of Article 22 of Patent Law", Jan 2012 Issue, Intellectual Property Press
Author, "The New Development of the Limits and Expansion of Claim’s Protection Scope in Patent Infringement Establishment", Collection from "Implement the National Intellectual Property Strategy Ascend the Patent Agency Service Ability", Mar 2011 Issue, Intellectual Property Press
Author, "The Protection System of Genetic Resources in Patent Law", Collection from "Implement the National Intellectual Property Strategy Ascend the Patent Agency Service Ability", Mar 2011 Issue.
Author, "The Case of Infringement Injunction not Be Issued in China ", Feb. 2011 Issue, Intellectual Property Prism, Vol.9, No.101, pp.1
Author, "The Protection System of Genetic Resources in Chinese Patent Law", September 2010 Issue, Intellectual Property Management, Vol 60, No.9, pp.1415