MITSUMATA Hirofumi Detailed biography
1969 Graduate Tokyo University
1969-1986 Toshiba Corporation
1979-1981 Kramer Barske Schmidtchen Patent Firm in Munich
1986-2003 AT&T/Lucent Technologies
   Hirofumi Mitsumata joined the firm in 2004 as a counsel thereto, after serving as a Corporate Counsel for AT&T-Bell Laboratories and Lucent Technologies(Now NOKIA Corporation)-Bell Laboratories for 16 years. Mr. Mitsumata has particular expertise in the field of Semiconductor, Laser, Information Technologies, Superconductivity, Radio, Optical and Wired communications, Optical fiber and IC Processing. During working for Toshiba, he developed his technologies in the filed of Fuel Cell, Optical devises and Co2 laser. He has also experience for Japanese companies in patent prosecution before European Patent Office.
   Before beginning his legal career, Mr. Mitsumata was involved in developing/designing Circuit Breaker for High Power e.g. 500KV for 7+ years. He has 7 patents relating to technical fields where he pertained to. He was also sophisticated inventor.
   You can communicate with him in German, more preferably in English and even more preferably in Japanese.

Professional Admissions:
Member of Patent Bar Association

Professional Activities:
Member of the Institute of Electronics, Information and Communication Engineers
Member of the American Chamber of Commerce In Japan
Member of Law and computer Association
Member of Nihon Karate-Do Federation

Main Publications:
“Roots of friction relating Patent between the US and Japan are a delayed examination and laid-open system” Vol. 463 NIKKEI ELECTRONICS 1988.12.26

“How to write a patent specification” NIKKEI ELECTRONICS BOOKS

“Difference of Software Patent between the US and Japan” No.12 July 1994 The Law and Computer Association
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