1990.	Matsuzaka Dream Factory, which introduces cutting edge automatic system, was built. Acquisition of UL/CSA/TUV certificates.
1989.	Nihon Protector Hanbai Co.,Ltd owned company Cim Giken Co., Ltd was established as a steel plate sector.
1986.	Developed three kinds of AC uninterruptible power supplies "1k, 2k, 3kVA in UPS series"
1984.	Received the fund of Osaka High-Tech industry development for Switching Power Supplies for extreme robots.
1982.	Developed and sold hybrid IC installed in small sized Switching Power Supplies for "V1,V2 series" and DC to DC converter "DD1,2,4 series".
1981.	Reestablished Nihon Protector Co.,Ltd. Developed and sold standard Switching Power Supplies, "NSA series , 30 kinds available). Obtained patent in the United States for switching regulator having chopping-wave voltage forming circuit.