President

Meiji Yasuda Seimei Building 16th Floor, Marunouchi 2-1-1
Chiyoda-ku, Tokyo, 100-0005, Japan

+81352236011

Patent star 2025

Japanese
Englsh


Jurisdictions:

Japan

Practice areas:

Patent
Patent prosecution

Industry sectors:

Artificial intelligence
Electronics
Mechanical
Robotics
Semiconductors


Tad Itoh, a Japanese patent attorney and a US patent agent, is a president of ITOH Patent Attorney Corporation (hereinafter “ITOH”) which is former ITOH International Patent Office.  ITOH specializes in filings and prosecutions of Japanese utility patent, design patent, and trademark for both Japanese companies and international companies.  Tad received his Bachelor's degree in Mechanical Engineering from Waseda University in Japan. He worked for Toshiba corporation and Sumitomo Heavy Industries . He passed the patent attorney examination and registered as a patent attorney in 1995. He received his Master's degree in Intellectual Property (MIP) from Franklin Pierce Law Center in NH, the US in 1998. He joined ITOH in 2001.  Between 2003 and 2005 he received training at Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P. in the US while working as our liaison. He passed the U.S. Patent Agent examination in 2003. He is specialized in mechanical and mechatronics engineering. His practice covers prosecutions, oppositions, trials, legal opinions and litigations in the patent fields. He is a member of the JPAA, AIPPI, INTA, APAA, LES, and AIPLA. He is a partner and became president of our firm in 2011. He registered with the USPTO in 2011. He speaks English.