About Us


Masuvalley and Partners is an Asian intellectual property firm offering specialized services in all areas of intellectual property including patents, trademarks and designs. We also offer services pertaining to various searches relating to novelty, validity, judicial precedents and litigation matters.

Since the establishment of our firm in 2004, our intellectual property network has expanded to provide services in many Asian regions, with emphasis on Japan, China, and South East Asian countries. Within our network, we are able to provide our clients from across the globe with the highest quality work at very competitive prices.

Our collective of capable international professionals come from experience in working with larger firms and specialized positions in a diverse category of technical disciplines, boasting a roster of both business-savvy and research-experienced attorneys and professionals to assist you in establishing reliable and lucrative intellectual properties.

US Office
US office located in San Diego, California