Japan

IP STARS Reviews

Overview

GREAT FIRM! 

ABE & Partners

Abe & Partners is active in patent litigation. Its patent practice covers technical fields such as pharmaceuticals, chemistry, electronics and mechanics. Managing partner Takanori Abe leads the IP team. Other key practitioners are Isamu Kotobuki and Kaoru Ochiai.

Aoyama & Partners

Aoyama & Partners is active in patent and trade markfilings and enforcement. Theintellectual propertyteam consists of approximately 300 professionals including over 110 patent attorneys. They are experienced in technical fields such as mechanics, electricals, chemicals and life sciences 

Hiroshi Tamura and NorihitoYamao lead the firms IP team. Both focus on chemistry and materials science. Michiko Matsutani heads the life science division and Ken-IchiMorizumi leads the chemistry and material science division. Yoshiyuki Maehori is the head of theelectronics IT mechanical engineering division. Mayumi Kawamoto is the head of trade mark division.  

Asamura IP

Asamura Patent Office is recommended for prosecution matters. The team consists of 36 patent attorneys and covers technical fields such as mechanics, electricals and chemicals. The team is experienced in handling intellectual property prosecutions for foreign countries and oversea firms. 

The firms directorYoshiteruMizumoto, heads the mechanical and electrical department. His practice covers patent prosecution, appeals and litigation. Senior partner Takayuki Hatanaka handles searches, IP strategy advisory and infringement litigation matters. 

Finnegan Henderson Farabow Garrett & Dunner

International law firm Finnegan maintains a solid reputation in intellectual property in Japan, with strong relationships with Japanese companies in the biotechnology, pharmaceutical and software sectors. The firm’s Japanese team works with colleagues in international offices to advise clients on European and American IP law. CSL, Toshiba and Toyota Motor are among the firms notable clients 

Managing partner Naoki Yoshida oversees the Tokyo practice. Hhandles a wide-ranging IP practice including litigation and patent portfolio management. Another notable associate in the practice is Chiaki Kobayashi, whose practice encompasses litigation and prosecution. 

Hiroe and Associates

Hiroe and Associates handles a wide range of trade mark matters, including applications, infringement issues and licensing. The team also assists clients in unfair competition and copyright infringement matters. The firm’s patent team is well-known for its prosecution services. They are active in pharmaceutical and biotechnological sectors. 

Managing partner Takenori Hiroe leads the firm’s IP team. He is active in across all industries, especially chemistry. Masanori Hiroe specialises in patents, trade marks, design, unfair competition and copyright. Patent attorney Satoshi Hashimoto helps clients in the electrical engineering, magnetics, sensors, computers and software sectorsTetsunori Yoshida, another patent attorney, is active in the information processing and systems areas. 

Nakamura & Partners

Nakamura & Partners provides excellent patent prosecution and contentious services. The team consists of 20 attorneys-at-law and 65 patent attorneys. They are very experienced in dealing with applications and trials before the Japan Patent Office and overseas patent offices 

Yoshio Kumakura and Koichi Tsujii are the key partners in legal team. 

Nishimura & Asahi

Nishimura & Asahi is a business law firm recommended for IP disputes and transactions. The key IP lawyers in the department include Hitomi Iwase and Naoko Omukai, who specialise in soft IP work. Hiroyuki Kikuchi and Yoshiyuki Miyashita are experienced in IP-related transactions.

Orrick Herrington & Sutcliffe

Orrick Herrington & Sutcliffes Tokyo-basedintellectual propertyteam works closely with colleagues in the United States, China and Europe. The team advises domestic and foreign clients on cross-border disputes, transactions and protection strategies. 

A notablelitigator in the practice is ShinsukeYakura. His practice focuses on domestic and foreign companies’ IPand IP-related matters such as trade marks and copyright.  

Paul Hastings

Paul Hastings’ intellectual property team focuses on patent litigation and IP licensing. It has a synergetic relationship with the firm’s investigationscompliance and white-collar departments. The IP team represents clients in a wide range of industries in the technology, life sciences, telecoms and pharmaceutical firms. Its key clients include Canon, Fujifilm, Hitachi Construction Machinery and Xtera

Hiroyuki Hagiwara has more than 20 years of industries experience in private practice, in-house and across multiple jurisdictions. Hagiwara focuses on patent infringement actions and IP licensing disputes. Another key practitioner is Kyotaro Ozawa who specialises in IP litigation and government investigations.

RYUKA & Partners

Ryuka IP Law Firm has a strong presencein the Japanese patent prosecution area. Its patent professionals have academic and industry experience in various areas such as electronics and engineering.  

Managing partner Aki Ryuka heads the firm’s intellectual property practice.His services include prosecution, litigation andlicensing regarding patents, designrightsand trade marks in Japan. 

Shiga International Patent Office

Shiga International Patent Office is highly recommended for IP protection and management work. The firm has a large number of patent and trade mark attorneys. Electronics and ICT specialist Yasuhiko Murayama is the president of the firm. Murayama is supported by chemistry and pharma patent attorney Masato Iida and Shinya Jitsuhiro, who deals with legal matters. Hirohisa Suzuki is another notable leader in the firm who handles trade mark and designs work.

Sugimura & Partners

Sugimura & Partners has a strong reputation for its intellectual property prosecution practice. The firm helps clients with patent, design and trade mark prosecutions, trial and appeal proceedings before the Japan’s Patent Office, counselling and opinion work, due diligence, unfair competition matters and litigation. The team is active in various sectors such as electronics, industrial manufacturing, chemicals and information technology. 

Kenji Sugimura and Koji Sugimura are managing partners at firm. Kenichi Nakayama is the director of the IP operations of the firm. His practice and focuses on trade mark prosecutionand unfair competition. Gaku Okamoto specialises in litigation and legal services. Other key figures are Tatsuya Sawada, Tetsuo Tsukanaka, Kazuyuki Tomita, Yuko Muramatsu, Haruo Awano, Hayato Maeda and Takayoshi Kawai. 

TMI Associates

The firm provides a full range of intellectual property services, such as filing registrations of patents, designs and trade marks. It also handles enforcement cases through litigation and negotiations.  

There are approximately 86patent and trade mark attorneys and 450 attorneys-at-lawwith the firm. Senior partner Yoshiyuki Inaba specialises in patents, trade marks, design and IP transactions. Mitsuko Miyagawa is active in trade marks and copyright. Toyotaka Abe focuses on patents, design and IP transactions. Atsushi Sato helps clients in patents and IP transactions. Shunji Sato provides trade mark and design services. And Takeshi Hironaka provides patent and trade mark services. 

Yuasa and Hara

Yuasa and Haraisone of the oldest and largest law firms in Japan. Ithas experienced teams for contentious and non-contentious intellectual property matters. The firm has patent attorneys in a wide range of technical fields such as chemicals, electricals and software.  

Toshiaki Iimura, former chief judge of the Japan’s Intellectual Property High Courtheads the firm’s legal division. Minako Matsuyama, Junichi Matsuo, Toru Miyamae and Osamu Hoshino are co-heads of the patent division. The trade mark and design division is led by Kazuhiro Nakata.