Attorney profiles

Katsuhisa Akutsu


1992 BS in Physical Chemistry, College of Natural Sciences, University of Tsukuba
1994 MS in Physical Chemistry, Graduate School of Sciences and Engineering, University of Tsukuba
1994-1998 Patent Dept., Sharp Co.
1998-2002 IP Dept., Konami Co.
2003-2011 Yuasa & Hara (Law and Patent Firm)
2005 Registered as Patent Attorney
2012 Joined Abe, Ikubo & Katayama


  • Japan Patent Attorneys Association (JPAA)

Main Areas of Practice

Katsuhisa Akutsu is mainly involved in patent filings and prosecution for about 16 years. At Sharp Co., he was in charge of filing and prosecution of patent applications in the fields of home electrical appliances, and a solar cell. At Konami Co., he handled filings and prosecution of patent applications and measures against counterfeit products in the fields of game machine and computer game software. At Yuasa & Hara, he was responsible for filing and prosecution of patent applications and invalidation trials in the fields of mechanical and control engineering.