YHC IP is an alternative legal service provider aims at supporting inventors, law firms, and businesses.

Turn Innovation Into a Moat-Widening™ Asset.

Patent Document Review

Earlier in his career, Yau worked on patent drafting and prosecution matters and helped clients obtain numerous granted patents.

Today, he draws on this background to support clients through document review and technical feedback on drafted patent applications and office action responses, helping enhance clarity, technical alignment, and overall portfolio value while avoiding common drafting pitfalls.

Global Prior Art Search and Landscape Monitoring

YHC IP supports global prior art search and technology landscape monitoring by leveraging proprietary software tools to identify, organise, and analyse relevant patent and non-patent materials across jurisdictions.

This work enables comprehensive and efficient prior art searches, as well as ongoing monitoring of technical developments relevant to our client's business.

Freedom to Operate Analysis Support

YHC IP supports freedom-to-operate assessments by identifying and analysing relevant patent materials and technical features in relation to proposed products or activities. This work helps clients efficiently identify potential risks across different stages of the product development cycle, from early-stage decision-making and feature development to product launch.

Preliminary Claim Chart Support


YHC IP prepares preliminary claim charts to support technical analysis, commercial evaluation, and early-stage IP strategy discussions. Our work focuses on structured mapping between patent claim elements and publicly available product or technical information. Where legal opinions are required, clients may choose to engage qualified legal professionals, with whom we can collaborate as appropriate.



International IP Strategy and Coordination

YHC IP supports clients in developing and coordinating international IP strategies aligned with their business objectives, including portfolio planning, leveraging our proprietary innovation Revenue Protection Plan.

Our work focuses on strategic structuring of valuable tools across geographical borders to practically protect the key innovation checkpoints of our client's business.

Patent Evaluation and Negotiation


As a Certified Patent Valuation Analyst, Yau combines rigorous technical insight with proven valuation methodologies to establish the real market value of client's IP. From there, Yau IP supports client through every stage of deal-making, on negotiating a fair price to coordinating with certified licensing professional in the licensing process.

Global IP Strategy

With an international network of trusted professionals across Europe, China, and the United States, YHC IP supports clients at the strategy and coordination level, working with locally qualified attorneys where formal legal work is required.

This approach allows clients to focus on innovation, while YHC IP supports cross-border IP strategy and coordination across jurisdictions.