Mr. Yuan Fei accumulated over ten years of experience in the Electrical Department of a renowned domestic international patent firm, providing comprehensive IP legal services to multinational telecommunications equipment manufacturers, telecom operators, mobile device makers, semiconductor equipment producers, and audio-video processing technology companies. His expertise spans patent prosecution (reexaminations), invalidations, and litigation.

Later joining a law firm, he assisted prominent Chinese startups with:

Technology mining and patent portfolio development

Patent valuation and FTO analysis

Infringement risk assessment

Patent licensing and transfers

Patent enforcement (protection strategies and infringement defense)

Overseas patent strategy formulation

At the request of a well-known multinational telecommunications equipment company to invalidate a series of standard essential patents of domestic telecommunications equipment manufacturers and defend against the invalidation declaration of the opposing party: We discussed and formulated the invalidation strategy with the client, prepared the literature and evidence, wrote the request for invalidation declaration, participated in the oral hearing, and eventually successfully invalidated several of the other party's patents in whole or in part, and successfully maintained all of our patents, thus gaining a favorable bargaining chip for the client in the settlement negotiation.

Entrusted by an Internet of Things (iot) artificial intelligence start-up enterprise to invalidate the patent of a domestic traditional home appliance manufacturer for smart voice-controlled home appliances: Fully responsible for formulating and implementing the invalidation strategy, searching for literature and evidence, collecting evidence of use abroad, writing invalidation requests and participating in oral hearings, and ultimately successfully invalidating the other party's patent.

Entrusted by this Internet of Things (iot) artificial intelligence start-up, I submitted public opinions on multiple patent applications for smart voice-controlled home appliances from domestic traditional home appliance manufacturers. I was responsible for searching for literature and evidence, writing public opinions, and ultimately, based on sufficient comparative document evidence and persuasive arguments, successfully led to the rejection of all the other party's applications due to a lack of novelty.

Entrusted by a well-known domestic Internet technology company, FTO analysis was conducted for its upcoming products: through effective search and analysis, hidden patent infringement risks were promptly identified, and a legal risk assessment report was provided to help the client legally avoid patent infringement risks.

Entrusted by a well-known domestic Internet technology company, we assist in obtaining licenses for the required patents: fully understand the needs and interests of the licensee, determine the target licensed patents, accurately assess the importance and commercial value of the patent rights, and provide strong legal and technical support for the negotiation of the final licensing terms and conditions