About Us

Attorney Biographies

Shinji Ohga Patent Attorney (Representative Partner)

Field of Expertise

Information Technology, Control Systems Engineering, Electronics, Electrical Engineering, Electronics, Semiconductor Engineering, Communication Engineering, Mechanics, Pharmaceutics, Biotechnology and Chemistry

Background
1982 - 1988 Associate at Unuma Patent Office
1986 Admitted to the Japanese Patent Bar
1988 - 1990 Associate at Nichiei Patent Firm
1990 - 1999 Associate at TMI Associates
1999 - 2008 Co-Partner at TMI Associates
2008 - Current  Co–founder and Representative Partner of Sunnext International Patent Office

Hiroyuki Hyakumoto   Patent Attorney (Vice Representative Partner)

Field of Expertise

Information Technology, Control Systems Engineering, Electrical Engineering, Electronics, Semiconductor Engineering, Communication Engineering and Mechanics

Background
1990 - 2004 Tanabe Patent Office
2003 Admitted to the Japanese Patent Bar
2004 - 2008 Associate at TMI Associate
2008 - Current  Co-founder and Vice Representative Partner of Sunnext SUNNEXT International Patent Office

Mariko Nakamichi   Patent Attorney (Associate)

Field of Expertise

Information Technology, Control Systems Engineering, Electrical Engineering, Electronics, Communication Engineering

Background
1995 - 2004 Associated at Information System Services Department of Bank of Japan
2004 - 2010 Associate at Hazuki International Patent Firm
2004 Licensed as the Information Security Engineer
2009 Admitted to the Japanese Patent Attorney
2010 - Current Associate at Sunnext International Patent Office

Shusaku Tabuchi  Patent Attorney(Associate)

Field of Expertise

Information Technology, Control Systems Engineering, Electrical Engineering, Electronics, Communication Engineering, Amusement Machine Technology

Background
2004 - 2006 Associate at Medical Systems of Philips Electronics Japan, Ltd.
2006 - 2010 Associate at Koyo International Patent & Law Firm
2010 - Current Associate at Sunnext International Patent Office
2011 Admitted to the Japanese Patent Attorney
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