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An experienced team headquartered in Tokyo, Paul Hastings LLP is noted for its expertise in complex patent mandates. Under the leadership of Hiroyuki Hagiwara, the practice continues to grow in the area of life sciences and pharmaceutical mandates. The team places particular emphasis on licensing and monetising client’s intellectual property. Other key practitioners include rising star Kyotaro Ozawa, who focuses on international property litigation and government investigations.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Hiroyuki Hagiwara understood technical things and market features of our products and business very quickly, even if it was his first experience to look into that technology and business. He also searched and found excellent technical advisors and superior micro-analysis company to support my team.'
- 'They provide all necessary advice and preparations for litigation, including litigation strategy planning, analysis of infringing products, and obtaining opinions from external experts. Reliable for a client who has limited experience of US IP litigation.'
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Key clients
- JSR Corp.
- Olympus Corp.
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Work highlights
- Acted for JSR Corp. in a patent dispute filed by Swedish biotech firm, Cytiva Bioprocess, involving protein purification technology.
- Representing Daiichi Sankyo Co., Ltd. in a commercial dispute concerning Daiichi Sankyo’s biotech drugs that are transforming treatment for breast and gastric cancers.
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