Patent attorneys & lawyers


Patent Attorney (Mechanical and Electrical)



Akira Kitagawa is a patent attorney working in the Mechanical & Electrical Department of Asamura Patent Office, p.c. He joined the firm in November 2013.

At Waseda University, he majored in condensed matter theory.

During his time at Denso Corporation, his work mainly involved the development of power circuits for LSI circuits installed in engine control units. At Renesas Electronics Corporation (including his work at Hitachi and Renesas Technology Corp.), he was primarily involved with the development of the successive-approximation type A/D converter installed in in-vehicle microcomputers and the development of an analog input/output designed for the A/D converter.

Mr. Kitagawa passed the Patent Attorney Examination in 2007. On his transfer to the intellectual property department in 2008, he became involved with handling patent infringement warnings from other companies, patent infringement litigation, and applications for in-house company patents.

BSc in Electrical Engineering from Waseda University, March 1994
MSc in Electrical Engineering from Waseda University, March 1994
Ll.B in Law from Chuo University, March 2013
Professional career
Denso Corporation, April 1996 - December 2000
Hitachi Ltd., January 2001 - March 2003
Renesas Technology Corporation, April 2003 - March 2010 
Renesas Electronics Corporation, April 2010 - October 2013
Examinations passed
Passed the Patent Attorney Examination : November 2007

Registration for Patent Attorney : January 2009
Registration Number of Patent Attorney : 16041
Mechanical & Electrical  Department
Japanese, English
Specialty Fields
Analog circuits, digital circuits, microcomputers, semiconductor memory, wired/wireless equipment interfaces, semiconductor process, semiconductor devices, semiconductor packages, electronic components for use in vehicles, etc.
Hazardous Materials Engineer, Class B Type 4
Member of the Japan Patent Attorneys Association (JPAA), 2009 - present
It used to be overseas travel, but now it is domestic travel with my family.
I have worked in developing products related mainly to automobile parts for over ten years. I hope to draw on that experience to provide inventor-oriented services that will satisfy our clients. I look forward to working with you.
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