Our team
Hidehiko Itoh (Representing Partner)

Hidehiko Itoh
(President)

Patent Attorney: Registered in 1984 (No.9140)
Education: Nagoya Institute of Technology
(Metallurgical Engineering)
Work Experience: Koyo Seiko Co.Ltd (JTEKT CORPORATION as of now)
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in mechanical and metallurgical fields. Prosecution for domestic and foreign design and trademark registrations.
Opinion work and Litigation related thereto.

Hachiro Morishita (Partner)

Hachiro Morishita
(Vice-President)

Patent Attorney: Registered in 1988 (No.9679)
Education: Osaka University (Precision Engineering)
Work Experience: Hitachi Zosen Corporation
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in information technology, software and control engineering fields.
Prosecution for domestic and foreign trademark registrations.
Opinion work and Litigation related thereto.

Naoki Takeuchi

Naoki Takeuchi
(Vice-President)

Patent Attorney: Registered in 2005 (No.14033)
Education: The University of Tokyo(Civil Engineering)
Work Experience: Maeda Corporation
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in mechanical, information technology, and civil engineering fields.
Prosecution for domestic and foreign design and trademark registrations.

Ayumi Shirai

Ayumi Shirai

Patent Attorney: Registered in 2004 (No.13603)
Education: Kobe University (Business Administration)
Work Experience: Japan Leasing Corporation(GE Capital Leasing Co., Ltd as of now)
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in information technology, software and control engineering fields.
Prosecution for domestic and foreign trademark registrations.


Misako Matsuda

Misako Matsuda

Patent Attorney: Registered in 2015 (No.20221)
Education: Tokyo University of Agriculture and Technology(Department of Ecoregion Science)
Work Experience: Other company
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in mechanical and agriculture fields.
Prosecution for domestic and foreign design registrations.

Hiroyoshi Yoshida

Hiroyoshi Yoshida

Patent Attorney: Registered in 1984 (No.9139)
Education: Osaka Electro-Communication University(Communication Engineering)
Work Experience: Ikegami Tsushinki Co. Ltd
Other Patent Office
Field of Practice: Prosecution for domestic and foreign patents mainly in communication, electronics, and electricity fields.
Prosecution for domestic and foreign design and trademark registrations.
Opinion work and Litigation related thereto.