Boasting a highly experienced team of litigators and patent lawyers, Abe, Ikubo & Katayama offers expertise in both IP infringement litigation and procurement, with a strong knowledge of the pharmaceutical industry. The team is co-led by Eiji Katayama, an expert on patent litigation, and Hiroshi Kobayashi, whose experience in the chemical and pharma sectors has led to further development and client acquisition in the area of patent prosecution. They are joined by Junichi Kitahara, who strengthens the practice with his impressive track record of patent enforcement along with Makoto Hattori, who focuses on patent and trade secret litigation. Lastly, Mami Hino's practice focuses on patent invalidity trials and IP High Court appeals.

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Key clients

  • Apple
  • Novartis
  • Eli Lilly
  • Johnson & Johnson
  • Sharp
  • Dow Chemical
  • Suntory
  • Takeda
  • Astellas
  • Komatsu

Lawyers

Leading partners: Bengoshi
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Leading partners: Benrishi
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head

The lawyer(s) leading their teams.

Eiji Katayama, Hiroshi Kobayashi

Other key lawyers

Junichi Kitahara, Makoto Hattori, Mami Hino