| 1927 | Developed the radio power generator |
| 1952 | Developed the first domestic servomotor |
| 1955 | Commercialized the first domestic UPS |
| 1963 | Developed static power supply units |
| 1965 | Began mass-production of cooling fan "San Ace" |
| 1971 | Began mass-production of stepping motors "Step Syn" |
| 1975 | Began mass-production of DC servomotors and amplifiers |
| 1985 | Began mass-production of UPS |
| 1994 | Began mass-production of CPU cooling fan "SAN ACE MC" |
| 1995 | Developed inverters "SANSOLAR" for PV power generation systems |
| 1997 | Developed splash-proof fans "San Ace W" for devices installed outdoors |
| 1998 | Developed the industrial computer "SMS" |
| 1999 | Developed high-reliability UPS "SANUPS R" |
| 2000 | Began mass-production of a new cooling fan "San Cooler" |
| 2001 | Developed closed loop stepping system "SANMOTION Model No.PB" |
| 2002 | Developed hybrid type UPS "SANUPS E" Developed AC servo system "SANMOTION Q" |
| 2003 | Developed power conditioner "SANUPS P" for PV power generation system |
| 2004 | Developed liquid cooling system "SAN ACE MC liquid" for CPU cooling applications Developed oil-proof fans "San Ace WF" for Can Be Used in an Oil Mist Developed Stepper Synchronous Motor & Driver Systems "SANMOTION G" |
| 2005 | Developed Centrifugal Fan "San Ace C" Developed Motion Controller "SANMOTION C" Developed UPS "SANUPS A11-Ni" using nickel metal hybride batteries |
| 2006 | Developed BTX standard CPU cooler "SAN ACE MC" thermal module Developed Stepping Motors with Internal drivers "SANMOTION F" Developed AC servo system "SANMOTION R" |
| 2007 | Developed Static Transfer Switch "SANUPS S" |
| 2008 | Developed Inverter "SANUPS D" |
| 2009 | Developed Voltage Dip Compensators"SANUPS C23A" |