Our People

Our People

Founder & President

Yoshio KAWAGUTI

REPRESENTATIVE PARTNER

Education:
Osaka University (Bachelor of Laws, 1953)
Qualification:
Patent Attorney (admitted 1957)
Practice Areas:
Litigation; Trademark and Design

Vice Presidents

Katsumasa OSAKI

REPRESENTATIVE PARTNER

Education:
Keio University (Master of Engineering, Applied Chemistry, 1991)
Qualification:
Patent Attorney (admitted 1992)
IP Infringement Litigator (admitted 2004)
Practice Areas:
Organic Chemistry; Polymer Chemistry; Materials Science and Engineering

Masafumi NAKAMURA

MANAGING PARTNER

Education:
Keio University (Bachelor of Engineering, 1981)
Qualification:
Patent Attorney (admitted 2001)
IP Infringement Litigator (admitted 2016)
Practice Areas:
Electrical; Electronics; Control Engineering

Patent Division 1

Kayo SHIINA

SENIOR PARTNER

Education:
Tokyo University (Master of Science, Biopharmaceuticals, 1996)
Qualification:
Patent Attorney (admitted 2003)
IP Infringement Litigator (admitted 2005)
Pharmacist (admitted 1994)
Practice Areas:
Biotechnology; Pharmaceuticals

Naomi YOSHIDA

PARTNER

Education:
Tokyo Metropolitan University (Master of Science, Biology, 1995)
Qualification:
Patent Attorney (admitted 2000)
IP Infringement Litigator (admitted 2015)
Practice Areas:
Biotechnology; Pharmaceuticals

Atsushi OKAWA

SENIOR PARTNER

Education:
Stevens Institute of Technology (Master of Science, 1996)
Qualification:
Patent Attorney (admitted 2006)
IP Infringement Litigator (admitted 2016)
Practice Areas:
Organic Chemistry; Polymer Chemistry

Naoko KOJI

PARTNER

Education:
Tsukuba University (Bachelor of Agriculture, 1988)
Qualification:
Patent Attorney (admitted 2004)
IP Infringement Litigator (admitted 2008)
Practice Areas:
Pharmaceuticals; Biochemistry

Ayako MATSUI

PARTNER

Education:
Japan Woman's University (Bachelor of Domestic Arts, 1986)
Qualification:
Patent Attorney (admitted 1993)
IP Infringement Litigator (admitted 2005)
Practice Areas:
Organic Chemistry; Polymer Chemistry

Hiroshi SATO

PARTNER

Education:
Tokyo University (Master of Science, Chemistry, 1993)
Qualification:
Patent Attorney (admitted 2002)
Practice Areas:
Organic Chemistry; Polymer Chemistry; Analytical Chemistry; Functional Materials; Electronic Materials; Cosmetic; Metal; Biotechnology

Atsushi OKAMOTO

PARTNER

Education:
Chiba University (Master of Life Science, 2004)
Qualification:
Patent Attorney (admitted 2009)
Practice Areas:
Biochemistry; Pharmaceuticals

Katsuhiko KIMURA

PARTNER

Education:
University of Massachusetts (Doctor of Engineering, Plastics Engineering, 1996)
Qualification:
Patent Attorney (admitted 2004)
Practice Areas:
Polymer Science; Polymer Processing; Organic Chemistry

Naoko NANBA

Education:
Nagoya University (Bachelor of Science, Chemistry, 1980)
Practice Areas:
Organic Chemistry; Biochemistry; Pharmaceuticals; Agrochemical

Masashi YOSHIDA

Education:
Tokyo Metropolitan University (Doctor of Chemical Engineering,1982)
Practice Areas:
Organic Chemistry; Dye Chemistry; Catalytic Chemistry; Cosmetics

Haruna TAKAHASHI

Education:
Tokyo Institute of Technology (Science, Chemistry, 1996)
Practice Areas:
Chemistry; Pharmaceuticals;

Patent Division 2

Mitsumasa IHARA

PARTNER

Education:
Tokyo City University (Bachelor of Engineering, 1989)
Qualification:
Patent Attorney (admitted 2007)
IP Infringement Litigator (admitted 2010)
Practice Areas:
Electrical; Electronics; Communication Engineering

Fuminori HAYASHI

PARTNER

Education:
Keio University (Bachelor of Engineering, 1990)
Qualification:
Patent Attorney (admitted 2007)
Practice Areas:
Electrical; Electronics; Communication Engineering

Yoshikazu TAKEI

PARTNER

Education:
Nihon University (Bachelor of Engineering, 1993)
Qualification:
Patent Attorney (admitted 2000)
IP Infringement Litigator (admitted 2006)
Practice Areas:
Fluid Mechanics; Aeromechanics; Strength of Materials

Nobuhiro KONDO

Education:
Waseda University (Master of Engineering, Applied physics, 1979)
Practice Areas:
Electrical; Electronics; Physics

Kazuo KAWAMURA

Education:
Waseda University (Master of Applied Physics, 1991)
Practice Areas:
Electrical; Electronics; Physics

Trademark & Design Division

Tomoko FURUKAWA

PARTNER

Education:
Gakushuin University (Bachelor of Arts, 1991)
Qualification:
Patent Attorney (admitted 2007)
IP Infringement Litigator (admitted 2011)
Practice Areas:
Trademark; Design

Mizuki NAGASHIMA

PARTNER

Education:
Hosei University (Bachelor of Laws, 2006)
Qualification:
Patent Attorney (admitted 2010)
Practice Areas:
Trademark; Design