Patent application; patent invalidation; copyright, patent litigation and counseling

Zhenghuan & Huanrun: Partner, Lawyer.

Liu Shen & Associates: Lawyer.

University of Science and Technology of China.

•Dr. Hou Guang obtained his Patent Attorney qualification in 2007 and Lawyer qualification in 2009. He has many years of experience in intellectual property law, specializing in patent application, patent reexamination, patent invalidation, software copyright registration, intellectual property litigation, due diligence and other consulting services in the fields of communications, computer networks, software, multimedia, consumer electronics, and Internet commerce.

•He is familiar with various matters in resolving royalty disputes / infringement litigation and invalidation cases involving standard‑related patents, including stability evaluation, standard essentiality analysis, and royalty calculation in licensing negotiations.

•He actively explores difficult issues in emerging fields under the digital economy, and develops practices related to new technologies such as machine learning, cloud computing, Internet of Things, and blockchain, including compliance counseling on data rights and personal information protection. In addition, in the field of software copyright, he specializes in license compliance for software projects involving open‑source code.

Patent Infringement / Patent Invalidation Litigation Cases

•Wang Jianbo v. Microsoft (China) Co., Ltd. – Patent infringement / patent invalidation

•Shanghai Kodou Electronic Technology Co., Ltd. v. Samsung (China) Investment Co., Ltd. – Patent infringement / patent invalidation

•Huawei Technologies Co., Ltd. v. Samsung (China) Investment Co., Ltd. – Series of patent infringement / patent invalidation cases

•Samsung Electronics Co., Ltd. v. Huawei Technologies Co., Ltd. – Series of patent infringement / patent invalidation cases

•Huawei Technologies Co., Ltd. v. Samsung Electronics Co., Ltd. – Dispute over standard essential patent royalty

•Samsung (China) Investment Co., Ltd. v. Shenzhen Netac Technology Co., Ltd. – Patent invalidation

•Samsung (China) Investment Co., Ltd. v. Immersion Corporation – Patent invalidation

•Zhengzhou Zhongyuan Display Technology Co., Ltd. v. Shanghai Wanda International Cinema Co., Ltd. – Patent infringement / patent invalidation

•Tama Plastic Industry Co. v. Hai’an Xinfuyuan Agricultural Technology Co., Ltd. – Patent infringement / patent invalidation

•Beijing Zhenzhen Technology Co., Ltd. v. Yiyang Xintong Co., Ltd. – Unfair competition / patent infringement / patent invalidation

Patent Consulting Projects

• A US Internet company – Patent infringement litigation counseling

• A Korean electrical engineering company – Patent infringement litigation counseling

• A Korean electronics company – Patent infringement litigation counseling

• A Korean semiconductor company – Patent infringement litigation counseling

• A US automotive company – Patent infringement litigation counseling

Software Copyright Consulting Projects

• A Swedish automotive company – Software copyright infringement litigation counseling

• Shanghai TianShu ZhiXin Semiconductor Co., Ltd. – Open-source compliance counseling for software projects

• A simulation industrial software company – Open-source software usage compliance counseling

Due Diligence Projects

•A central enterprise investment company – Due diligence for acquisition transactions

•A French energy and environmental company – Due diligence for equity investment transactions

Other Projects

•Editorial Board of Selected FRAND Cases – Topic selection, translation, review, proofreading and publication of Volume I and Volume II

•Editorial Board of Selected FRAND Literature – Topic selection, authorization, translation and compilation

•All-China Patent Attorneys Association – Research report on demonstration and design of patent agency aid system

•Capital Intellectual Property Services Association – Analysis of overseas intellectual property litigation cases

•A directly affiliated institution of Chinese Academy of Sciences – Research report on operation risk assessment of public welfare platform