
Jones Day‘s team regularly advises on both domestic IP and international trade mark matters as part of its broad practice. Michiru Takahashi spearheads the group and harnesses significant experience advising on infringement litigation and trade mark prosecution matters in particular. Shogo Asaji specialises in litigious cases, which he handles for clients in the mechanical, electrical and chemical sectors, amongst others.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Billing & efficiency
Testimonials
Collated independently by Legal 500 research team.
- 'I think it's great that they have a wealth of knowledge in the field of life sciences.'
- 'We have worked with Michiru Takahashi for 20 years; Michiru is attentive to our needs, she knows our business, and she responds to our requests immediately. She is extremely knowledgeable and very professional.'
- 'Experience, professionalism and integrity.'
- 'Michiru Takahashi is excellent because he works from the client's perspective.'
- 'Almost all of the lawyers understand the client's intentions and can give the best possible opinions.'
- 'Because we operate worldwide, we can receive advice from a comprehensive perspective that includes Europe, rather than just the US.'
Key clients
- Dell Inc.
- ITOCHU Techno-Solutions Corporation
- Kaken Pharmaceutical Co., Ltd.
- Kiss Nail Products, Inc.
- Mastercard International Incorporated
- Nikon Corporation
- Otsuka Pharmaceutical Co., Ltd.
- Sunkist Growers, Inc.
- Torii Pharmaceutical Co., Ltd
Work highlights
Advised Kaken Pharmaceutical Co., Ltd. on a license agreement with Johnson & Johnson for the global development, manufacturing and commercialization of a STAT6 program, including KP-723, an oral STAT6 inhibitor in preclinical development.
Defending Nikon Corporation against patent infringement allegations brought by Optimum Imaging Technologies LLC, against Nikon’s digital cameras, in the Eastern District of Texas in the United States.
Advised Otsuka Pharmaceutical Co., Ltd. on an in-license from Vivosens, Inc. for the commercialization in Japan of Vivoo, a home urine test kit and smartphone application.
Lawyers
Leading partners: Gaiben
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Practice head
Michiru Takahashi
Other key lawyers
Shogo Asaji

