Patent, Utility Model, Design, Trademark, Application to Japan, U.S., Europe, Asia (China, Korea, Taiwan, India), PCT Application, Madrid Protocol
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Our Staff


Toshikazu KAJI
President/Registered Patent Attorney/
Professional Engineer in Japan

He started his career at FUJIFILM Corporation as a mechanical developer in the R&D department. During his 9 years career there, he was commended for his outstanding achievements in the company many times.

After that, he engaged in an international patent firm for 5 years in pursuit of a practical experience of IP business, and then, he established Kaji International Patent Firm in 2004.

Consequently, he has got superior skills in communication with inventors, and he has a strong comprehension of the cutting edge of technologies because of his broad range of technical knowledge. He also has abundant experience of domestic and foreign applications for patents, utility models, designs, and trademarks. In addition, it is possible that he counsels as a professional of engineer.

Education Master of Mechanical Engineering, Osaka University
Qualifications Patent Attorney (Registration No.12355)
Professional Engineer (Registration No. 61566)
Memberships JPAA(Japan Patent Attorneys Association)
IPEJ (Institution of Professional Engineers, Japan)
APAA (The Asian Patent Attorneys Association)
Technical Fields Mechanical Engineering
Electrical and Electronic Engineering
Information Technology
Control Engineering
Optical instruments
Business Methods
Languages Japanese and English
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