Page 44 - Fall 2023 EDM Today

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EDM PIONEER
Mr. Takashi Mitsuyasu

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A CAREER OF SERVICE

TO THE EDM INDUSTRY
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Seibu is a Japanese manufacturer of Wire EDM machines that are known for extreme precision and reliability.
Like most successful companies, there are people who work behind the scenes to innovate and develop technolo-
gies that contribute to the success of their companies. EDM Today would like to honor the life and career of
Mr. Takashi Mitsuyasu, who has contributed to many of the technologies introduced by Seibu.

Mr. Mitsuyasu’s contribution to the EDM industry actually
It is this selfl ess sharing of technology that benefi ts
goes well beyond his work at Seibu. He served as Vice
the entire EDM community world-wide.
President of the Japan Society of Electrical Machining
Engineers (JSEME). The Society conducts research liai- research, and to disseminate the latest knowledge.
In his current role as General Manager of Seibu’s
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son between researchers and engineers by holding study
Electrical Discharge Machine Department, Mr. Mitsuyasu
groups and lectures on electrical processing, conducting
leads the development technologies of both the
research and surveys on theory and technology, and pro-
mechanical and electrical engineering teams. He
moting the advancement and dissemination of science
also is responsible for leading the development of
and technology in this fi eld. The aim is to contribute to
software used on Seibu’s controls.
the sound development of Japanese industry and to
Takashi Mitsuyasu’s colleagues at Seibu say that he is
contribute to international cooperation. There is no doubt
the Spirit of Seibu, and recognize that without the many
that Mr. Mitsuyasu’s many years of participation with the
JSEME have contributed to technological advancements,
innovations that he developed personally, or by the
not just with Seibu, but with the EDM industry as a whole.
the leading position that they are in today.
In particular, he became a member of the EDM Phenom-
enon Basic Research Committee of the JSEME. The pur- engineering teams that he led, Seibu would not be in
For his tireless efforts on behalf of the entire EDM
pose of the committee is to deepen our understanding of
community, EDM Today wishes to pay tribute and honor
EDM Today Magazine EDM Today Magazine 2011
a corrosion protec- EDM Today Magazine
the basic machining phenomena of EDM by discussing
the career of Takashi Mitsuyasu, a true EDM Pioneer.
a wide range of topics, from past research to the latest
TIM ELINE
2009
1995
1989
1990
• Joined Seibu
Electric &
design section at Seibu.
AWF-3 high-speed
Coating technology,
Stitch” process
Machinery
with welding
automatic wire feeding
• Contributed to the
tion measure for
Co., Ltd. • Joined the EDM Sinker • Developed Seibu’s • Developed Seibu’s EL • Developed “Core
technology using
system which reduced
development of FMS
Tungsten Carbide.
feeding time by 33%.
wire electrode.
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(Flexible Manufacturing
System) technology.
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