HITACHI OFFICE
Chief Executive/Patner
Yukito Koiwa
Deputy Director
Michiyuki Inoue
1) IP Division
Patent Attorney Takayuki Horita
Patent Attorney Yayoi Ogi
Patent Attorney Daiki Takei
Technical Staffs
Takashi Sato Tatsuya Sato Yukimasa Sato
Hashime Nagai Katsumi Nomura Tadayuki Hoshi
Takayuki Munemoto Masamichi Yoshida Yoshihito Watabe
Shoichi Takahashi
2) Search Division
Division Manager Naonobu Tsutsumi
Manager Shunji Inada
Adviser Hidetoshi Aizawa
Patent Attorney, Searcher Atsuko Takafuji
Technical Staffs
Masaru Shimada Harumi Uchigasaki Yoshiyuki Okuyama
Noboru Ohtsuka Hiroshi Takenaga Mamoru Mizumoto
Masayuki Taniguchi Yutaka Watahiki Shuroku Sakurada
Koichi Nishimoto Kiyoshi Horibe Kazuhiko Kanetoshi
Yutaka Kawai Shoichi Kotoku Akihiro Hiruta
Toru Takei Yoshitomo Sawahata Katsunori Nishimura
Koki Yamamoto Hitoshi Otake
Power & Energy Systems, Social& Industrial Infrastructure, Material & Components, Automotive systems, Semiconductors, Consumer Products, Computer/Communication, Battery, New Solution Business with IoT technologies.
TOKYO OFFICE
Chairman
Yasuo Sakuta
Chief Executive/Partner
Hiroshi Asamitsu
Executive Adviser
Yuji Toda
1) IP Division
Patent Attorney Koichi Nakano
Patent Attorney Katsuyoshi Tamura
Patent Attorney Eiichi Ogura
Patent Attorney Kyoji Mizuno
Technical Staffs
Tomohiro Sato Hisato Tsuruta Wataru Nakayama
Masahiro Yasuoka Ichiro Miura Tsuneo Ogawa
Shigeru Tanaka
Design
Yoshiaki Yamagata
2) Search Division
Division Manager Naonobu Tsutsumi
Manaeger Koichi Otsuka
Adviser Kensei Hayakawa
Patent Attorney, Searcher Atsuko Takafuji
Technical Staffs(Searcher)
Kazuyuki Sasaki Masatomo Terakado Shoiciro Funato
Takeshi Koide Kazuhiko Matsumoto Seiji Nagai
Akihiro Yamamoto Kazuo Obata Takanori Hisada
Tatsuji Sakamoto
Design Toshiharu Watanabe
Electronic Systems, Healthcare, Automotive systems, Display, Semiconductor manufacturing equipment, Consumer Products, New Solution Business with IoT technologies, Design
Patent Attorneys
HITACHI OFFICE
Yukito Koiwa (Chief Executive)
Power Systems,Material & Components, Social & Industrial Infrastructure
Ichinoseki Technical College, Mechanical Engineering (1981)
Hitachi, Ltd. IPG (1981-2011)
Michiyuki Inoue (Deputy Director)
Power electronics & Power semiconductor, Building systems
Nagoya Univ. Electronic Mechanical System Engineering (1995)
Nagoya Univ. Electronic Mechanical System Engineering, Master Course (1997)
Hitachi, Ltd. IPG (1997-2022)
Takayuki Horita
Social & Industrial Infrastructure,Automotive systems,Consumer Products
Kanazawa Univ. Mechanical System Engineering (1996)
Kanazawa Univ .Mechanical System Engineering , Master Course (1998)
Hitachi, Ltd. IPG (1998-2016)
Yayoi Ogi
Material & Components, Social & Industrial Infrastructure,Battery,
Meiji Univ. Applied Chemistry (2004)
Meiji Univ. Industrial Chemistry, Master Course (2006)
She has working experience in the company’s research laboratory on semiconductor (2006-2009)
Daiki Takei
Telecommunication system, Optical component, Electronic circuit, Engine control, Motor control
Physics Course, Department of Science, College of Science, Ibaraki Univ. (2015)
Physics Course, Major in Science, Graduate School of Science and Engineering, Ibaraki Univ. (2017)
Hitachi Automotive Systems, Ltd. (2017-2020)
ILL Intellectual Property Office (2020-2022)
Atsuko Takafuji
Electronic Devices and System
B.S. Engineering Physics, The University of Electro-Communications (1987)
M.S. Engineering Physics, The University of Electro-Communications (1989)
Hitachi, Ltd. Central Research Lab. （1989-2004）
Hitachi High-Technologies Corp.（2004-2006）、
Hitachi Techno-Information Services, Ltd.（2006-2019）
TOKYO OFFICE
Yasuo Sakuta (Chairman)
Nihon Univ. College of Law (1968)
Nihon Univ. Electronic Engineering (1972)
Hitachi, Ltd. IPG (1972-2006)
Hiroshi Asamitsu (Chief Executive)
Electronic Systems, Healthcare
The Univ. of Tokyo, Pure and Applied Sciences 2 (1991)
The Univ. of Tokyo, Multi-Disciplinary Sciences, Master Course (1993)
Hitachi, Ltd. IPG (1993-2016)
Yuji Toda (Executive Adviser)
Bachelor of Engineering in Electronics, University of Electro-Communications (1982)
Master of Intellectual Property, University of New Hampshire, School of Law (formerly known as Franklin Pierce Law Center) (1999)
Department Manager of Patent Department VII （2001-2003）
President, Hitachi Techno-Information Services, Ltd.（2004-2006）
Hitachi, Ltd. Corporate Officer & General Manager of Intellectual Property Division（2017-2021）
【Positions at external organizations】
Director, Japan Patent Information Organization（2012-2016）
President, Japan Intellectual Property Association（2019-2020）
Koichi Nakano
Semiconductors /Displays
Osaka Univ.Electric Engineering (1977)
Osaka Univ .Electrical Engineering , Master Course (1979)
Hitachi, Ltd. Semiconductor Div. MCU Design (1979-1989)
Hitachi, Ltd. IPG (1989-2003)
Renesas Electronics Co. (2003-2012)
Katsuyoshi Tamura
Semiconductors /Displays
Musashi Institute of Technology Electrical Engineering (1970)
Ibaraki Univ. Electronic Engineering ､Master Course (1972)
The University of Michigan, Elecrical Engineering (1979)
Hitachi, Ltd. Mobara Works Braun tube Design (1972-1988)
Hitachi, Ltd. IPG (1988-2006)
Eiichi Ogura
Electronic Systems,Healthcare
Kanazawa Univ. Electronic Engineering (1972)
Hitachi, Ltd. IPG (1972-2006)
Kyoji Mizuno
Electronic Systems,Healthcare
Consumer Products,Social & Industrial Infrastructure,Automotive systems,
Waseda Univ. Electronic Engineering (1972)
Hitachi, Ltd. IPG (1999-2019)
Manabu Inoue (Of-Counsel)
Consultation on patent matter, Opinion work
Representing client in patent litigation, patent trial, opposition
He was department manager, division manager, Chief IP Counsel in Hitachi,Ltd. IP Group.
Professional at constructing offensive patent portfolio and patent offensive / defensive
