|1957||Inaugurated the Aircraft Equipment Division|
|1958||Delivered an Jet Engine Test Stand to the Defense Agency, and entered the ground support equipment field.|
|1962||Delivered a Decompression Altitude Training Chamber to the Defense Agency, and entered the aerospace medical equipment field.|
|1972||Developed an Electro-Hydraulic Servovalve for airplanes.|
|1977||Delivered instruments to the Boeing Company (U.S.) for the 747 Series. Full-scale entry into the civil airplane market.|
|1980||Commenced delivery of the Flight Control System components for the 767 Series.|
|1981||Commenced delivery of the Landing Gear System components for the 757 Series.|
|1986||Commenced manufacture of Propellant Valves and Fill & Drain Valves for rockets.|
|1994||Commenced sales of the See Through Vision HMD for VR.
Commenced delivery of Flight Control System and Landing Gear System components for the 777 Series.