Katsunori ANDO


Patent attorney (Registered in 1995) No.10750




Japanese, English

Katsunori ANDO

Profession & Career

Mr. Ando is in charge of domestic and foreign patent applications, prosecutions, trials and expert opinion preparation.
He specializes in organic chemistry, and can provide a particularly high level of services with respect to patent cases in the fields of polymers including synthetic leathers, and chemicals including agrochemicals, dyes and pharmaceuticals.
He worked for Toray Industries, Inc. for 6 years being engaged in R&D of synthetic leathers. After his career in Toray, he joined Asamura Patent Office, p.c., being in charge of patent applications and prosecutions thereof (in the fields of polymers, agrochemicals, dyes and pharmaceuticals) for 28 years.
He joined TSUKUNI & ASSOCIATES in May 2015.


March 1979:
Graduated from Waseda University, Faculty of Science and Engineering, Chemistry Department
March 1981:
Received his master’s degree at Waseda University, Graduated School of Advanced Science and Engineering, Applied Chemistry Department.

Articles, Publications, Lectures

Hobbies and interests

He is fond of playing the flute and saxophone.