Hiroyuki Hagiwara - Ropes & Gray LLP

Hiroyuki Hagiwara

Listed in Best Lawyers since 2014

Hiro is co-managing partner of the firm’s Tokyo office. Hiro offers more than 20 years of experience in representing the world’s leading technology and life sciences companies in cross-border IP licensing and litigation matters. Early in his career, Hiro was a patent attorney in the International Licensing Department of a major multinational technology company, specializing in contentious licensing negotiations and settlements of IP disputes. In private practice, Hiro has litigated a number of IP cases involving complex technologies and legal issues in the US federal courts and the ITC, defending infringement claims as well as monetizing client’s IP assets. Following years of service practicing out of the firm’s New York office, Hiro is now co-managing partner of Ropes & Gray’s Tokyo office.

Leveraging the rare combination of training and experience in Japan and the US, Hiro has represented the world’s most admired corporations such as Aisin AW, British Telecom, DeNA, Denso, Ebara, Fujitsu, Hitachi, Honda, Linear Technology, Mitsubishi Tanabe Pharma, Motorola, Olympus, Ricoh, Sanyo, Senju Pharma and Spansion Japan. Clients and other independent sources have singled out Hiro as one of the very best in advising Japanese clients in navigating complex cross-border IP landscape. One source says Hiro “is admired for his robust approach and is deeply experienced in IP generally and US patent litigation in particular” (Chambers Global 2013). Another source says, “Hiroyuki Hagiwara’s group makes the firm one of the best in this field” (Legal 500 Asia Pacific 2014). IAM Patent 1000’s 2014 edition says of Ropes & Gray’s Japan office, which Hiro leads, “The firm is on the march in Asia: it opened in Tokyo in 2007 and has since become a force to be reckoned with in Japan – a notable achievement in what has traditionally been a challenging market for internationals. Licensing and litigation ace Hiroyuki Hagiwara is a key contact for patrons.” IAM also says of Hiro, “Commercially canny partner Hiroyuki Hagiwara has an exceptional ability to extract the maximum value from his clients’ assets” (IAM Patent 1000: 2013 edition). Another source calls Hiro a “Local Disputes Star” (Benchmark Litigation Asia Pacific 2013).

Hiro is often engaged to speak on international IP issues. Hiro is a frequent lecturer at such renowned institutions as University of Washington Law School, Waseda Law School, and Osaka Institute of Technology. Hiro serves as a member of the Advisory Committee at Center for Advanced Study and Research on Intellectual Property at University of Washington Law School as well as co-chair of the Program Committee of the Tokyo Intellectual Property American Inn of Court.

Keio UniversityLL.B 1993Tokyo University of Science (Tokyo Rika Daigaku)B.Eng 1997New York University School of LawLL.M 1999
Tokyo IP American Inn of CourtCASRIP, University of Washington School of LawLES Japan

Office Location

JP Tower 30F
2-7-2, Marunouchi
Tokyo, 100-7030

Practice Areas

Intellectual Property Law