Justin Yee-Jin Chen

Justin Yee-Jin Chen is a patent litigation attorney with Ahmad, Zavitsanos, Anaipakos, Alavi & Mensing (AZA), where he serves as Counsel. His practice includes intellectual property disputes across a diverse array of technologies. Based on his involvement in cases such as Wapp Tech Limited Partnership et al. v. Bank of America Corporation, his experience extends to software, mobile device technology, and financial services systems. AZA's broader IP litigation practice encompasses areas including telecommunications, digital security, digital media, OLED displays, semiconductors/chipsets, internet communications, medical devices, and oil & gas/oilfield services, with team members having technical backgrounds in electrical engineering, software, and biochemistry.

Chen primarily represents plaintiffs in patent infringement matters. His sole tracked appearance is on the plaintiff side, consistent with AZA's notable track record in securing significant plaintiff verdicts in patent cases.

A significant case in his portfolio is Wapp Tech Limited Partnership et al. v. Bank of America Corporation, where he was counsel for the plaintiff. This litigation involved allegations of infringement of U.S. Patent 8,924,192, related to a system for developing mobile applications. The consolidated cases, including the Bank of America suit, resulted in a jury verdict finding defendants liable for infringement and awarding $172 million in damages.

Justin Yee-Jin Chen practices before the Patent Trial and Appeal Board (PTAB) as part of AZA's recognized PTAB practice. AZA was ranked among the top-performing law firms nationally in Inter Partes Review (IPR) cases in 2018. The Wapp Tech case itself saw related IPR proceedings, though the petition for IPR against the asserted patent was denied institution.

He is admitted to practice in Texas, holding a license since November 2010. He earned his Juris Doctor (J.D.) from the University of Pennsylvania in May 2010.