Firm Profile > SUGIMURA & Partners > Tokyo, Japan

SUGIMURA & Partners
COMMON GATE WEST TOWER 36TH FLOOR
3-2-1 KASUMIGASEKI, CHIYODA-KU
TOKYO 100-0013
Japan

Intellectual property: Independent local firms Tier 4

Japanese patent and trademark boutique SUGIMURA & Partners covers inception, prosecution, exploitation and enforcement issues. The team is co-led by Kenji Sugimura, who focuses on architecture, design, trademarks and international treaties; and Koji Sugimura, who is known for intellectual property, corporate law, trade secrets, IT and entertainment expertise.

Practice head(s):

The firm: SUGIMURA & Partners is a leading intellectual property law firm in Japan. The firm was founded in 1923 initially as SUGIMURA International Patent & Trademark Attorneys, and has been relaunched as of 1 March 2017 as SUGIMURA & Partners, with enhancement of its legal services. SUGIMURA has earned a reputation for high quality and is repeatedly ranked among the top Japanese patent and trade mark firms. It has offices in Japan and the US, providing convenient IP services to both domestic and international clients.

Areas of practice: SUGIMURA represents Japanese and international clients in patent, design, and trade mark prosecution, trial and appeal proceedings before the JPO, counseling and opinion work, due diligence, unfair competition and litigation and dispute resolution matters in Japan. The firm’s clientele ranges from single inventors and start-ups, to well established academic institutions and multinational corporations from all sectors of the global economy.

SUGIMURA delivers results-oriented solutions and offers customised services tailored to clients’ needs. It ensures close collaboration among its practice groups in order to provide clients with comprehensive multidisciplinary patent and trade mark protection across industry sectors. SUGIMURA’s attorneys combine legal insight, technical expertise, and business acumen to deliver practical solutions and strategies for intellectual property protection in Japan.

SUGIMURA has earned an international reputation for quality in Japanese IP practice and is repeatedly ranked among top Japanese patent and trade mark law firms. Its patent and trade mark attorneys possess expertise in virtually every technology sector.

SUGIMURA’s attorneys are not only skilled in the nuances of intellectual property laws and regulations; they are also technical experts in virtually every industry. SUGIMURA’s attorneys have years of experience working in-house at major corporations as researchers, engineers, and IP professionals. SUGIMURA also has attorneys who have served for decades at the Japanese Patent Office (JPO). This combination of expertise allows it to understand the perspectives of corporations and patentees as well as the JPO, enabling it to deliver practical and effective solutions to further client’s business objectives.

In order to better serve its foreign clients, SUGIMURA established a regional office in Palo Alto, California, the heart of Silicon Valley. Having a US presence allows SUGIMURA to offer better accessibility covering a wider range of time zones for foreign clients. SUGIMURA’s Silicon Valley and Tokyo offices work together seamlessly to deliver tailored solutions and around-the-clock service.

SUGIMURA’s attorneys are active in their community, presenting on topics regarding Japanese IP practice at in-house client presentations, patent seminars, and law school classes. The firm also publishes articles on Japanese IP practice in magazines distributed around the world.

Department Name Email Telephone
Litigation and legal services Koji Sugimura
Foreign filing Tatsuya Sawada
Trial and appeal procedures Tetsuo Tsukanaka
Patent prosecution Kazuyuki Tomita
Trademarks and design prosecution Ken Nakayama
Counseling and opinion work Hayato Maeda
Due diligence Takayoshi Kawai
Unfair competition Ken Nakayama
Design prosecution Yuko Muramatsu
Life sciences Tetsuo Tsukanaka
Image processing and optics Kenichi Shimoji
Communication technology Akihito Okura
Industrial manufacturing Yasuyuki Komatsu
Electrical and computer technology Yamato Okano
Chemistry Hiroshi Ikeda
Material science Keisuke Kawahara
Pharmaceutical Koichiro Jin
Automotive Yusuke Yamaguchi
Photo Name Position Profile
Mr Haruo Awano  photo Mr Haruo Awano Mr Awano is a director of Intellectual Property Operation. His practice encompasses…
Ms Yuko Muramatsu  photo Ms Yuko Muramatsu Ms Muramatsu is a head of trademarks and designs. Her practice encompasses…
Mr Ken Nakayama  photo Mr Ken Nakayama Mr Nakayama is the Director of Intellectual Property Operations. He is a…
Mr Koji Sugimura  photo Mr Koji Sugimura Koji Sugimura is one of the managing partners of SUGIMURA & Partners.…
Mr Kenji Sugimura  photo Mr Kenji Sugimura Mr Sugimura is a Managing Partner of the firm. As an experienced…
Mr Kazuyuki Tomita  photo Mr Kazuyuki Tomita Mr. Tomita is one of SUGIMURA’s Executive Directors, overseeing the Patent Prosecution…
Patent Attorney / Attorney at law : 1
Patent Attorneys : 65
UK/EP Patent Attorney : 1
Japanese Patent Attorney/U.S. Patent Agent : 1
U.S. Patent Attorney : 1
U.S. Attorneys : 2
U.S. Patent Agent : 1
English
German
Japanese
Mandarin
Japan Patent Attorneys Association (JPAA)
Japan Intellectual Property Association (JIPA)
Associaion Internationale pour la Protections de la Propriété Intellectuelle (AIPPI)
Asian Patent Attorneys Association (APAA)
Fédération Internationale de Conseils en Propriété Industrielle (FICPI)
International Trademark Association (INTA)

INTELLECTUAL PROPERTY- INDEPENDENT LOCAL FIRMS

SUGIMURA & Partners is a leading intellectual property law firm in Japan. The firm was founded in 1923 initially as SUGIMURA International Patent & Trademark Attorneys, and has been relaunched as of 1 March 2017 as SUGIMURA & Partners, with enhancement of its legal services. SUGIMURA has earned a reputation for high quality and is repeatedly ranked among the top Japanese patent and trade mark firms. It has offices in Japan and the US, providing convenient IP services to both domestic and international clients.