Worked at major steel compny in Japan for 32 years, mainly in charge of engineering of steel plant.
Retired in 2001 and entered AIST, there worked on research of electro-abrasive polishing.
Established TOP TECHNO in 2003.

TOP TECHNO Co.,Ltd established in 2003 and authorized by National Institute of Advanced Industrial Science and Technology as 'AIST venture company'.
We provide Electro-Abrasive Polishing techynology that has been done research at AIST for long time.
Electro-abrasive Polishing is applied for almost metal as stainless steel, carbon steel, titanium, aluminum, nickel copper, hastelloy etc.
Electro-abrasive Polishing has many advantages over mechanical polishing or traditional electropolishing, higher
mirror surface and higher efficiency.

This is used for fields of semiconductor required nano meter level surface , biotechnology, food industry, electrical machinery, auto industry, building material and many other industry.

TOP TECHNO runs business of consulting about polishing and engineering of equipments by using Electro-abarasive Polishing Technology.

Please contact us with light heart.

Director：Toshio KASAI

Director：Koichi SEIMIYA

President： Tsukasa HARADA

Entered AIST after graduate school.
Did research mainly electro-abrasive polishing for long time, presented theses on this reserch at many societies.
16 invents concerning electro-abarasive were registered.

Professor of Saitama University in 1987, professor emeritus in 2002.
Specilize in theory of polishing and super precise polishing, presented theses on these reserch at many societies and published many books.
Doctor of engineering.

Director