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Paul Hastings LLP’s IP team in Tokyo collaborates with the firm’s international network to advise major Japanese and international companies, particularly those in the life sciences sector, on major international matters, including patent infringement and enforcement cases. Kyotaro Ozawa has notable experience in trade secrets litigation. Former practice head Hiroyuki Hagiwara left the firm in August 2024 to join the Tokyo office of a US-based life sciences company.
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Testimonials
Collated independently by Legal 500 research team.
- 'Paul Hastings has partners and associates with diverse nationalities, languages, knowledge, and experience.'
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Key clients
- JSR Corp.
- Daiichi Sankyo
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Work highlights
- Represented JSR Corp., JSR Life Sciences, LLC, and JSR Micro NV in a patent dispute with Cytiva Bioprocess R&D AB and Cytiva Sweden AB (formerly, GE Healthcare).
- Representing Daiichi Sankyo in a multi-fora life science breach of contract and patent dispute concerning DS’s revolutionary biotech drugs that are transforming the standard of care for treating patients suffering from breast, gastric, and non-small cell lung cancers.
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