• Dr. Li is a practicing lawyer in the states of Connecticut and New York, and is a practicing patent attorney before the United Patent and Trademark Office. Dr. Li's practices are also extended to real estate transcation, business transcation and contract drafting and review, etc. 

 • Dr. Li began his intellectual property services in 2009, and is mainly engaged in patent applications for mechanical, electrical and software art, patent  litigation and other intellectual property matters. He founded Dragonsun Corporation back in 2011 and has been engaged in intellectual property services consistently since then.

• Dr. Li has successfully completed patent applications in various fields, including mechanical and electronic devices, optics, semiconductors, medical  devices, e-commerce, software, heavy machinery, compounds and biological drugs.

• Dr. Li provides clients with comprehensive services in all phases of intellectual property law, including US and foreign patent, trademark and copyright  applications, patentability assessment, legality assessment, licensing, patent invalidity and infringement, product design solutions, patent portfolio  development and management, and patent litigation support.