History
| 1950 | Fuji Keiki Co., Ltd. stopped its business, and Asahi Keiki Co., Ltd. was founded |
| 1951 | Moved to Shimomaruko, Ota-ku, Tokyo Manufactured various electronic measuring instruments, oil-level indicators, and thermostats |
| 1958 | Developed and manufactured transistor radios Developed prototypes of TVs and microwave ovens |
| 1960 | Started to operate the Fukushima Plant (radios and thermostats) Delivered various noise measuring instruments and prototype snap-action thermostats |
| 1963 | Fukushima Plant started up as Fuji Onkyo Co., Ltd. (manufacturing radios integrally) |
| 1971 | Started to sell digital panelmeters and digital testers Opened an office in Osaka |
| 1972 | Opened an office in Nagoya |
| 1974 | Established Date Seisakusho Co., Ltd. to manufacture thermostats integrally |
| 1980 | 30th anniversary; monthly sales of thermostats exceeded ¥100 million |
| 1989 | Established Asahi Instrument Thailand (AIT), a joint-venture with a local company in Thailand, capitalized at 20 million bahts |
| 1993 | Accumulated production volume of digital panelmeters reached one million units |
| 1995 | 45th anniversary; established Dalian Asahi Keiki Co., Ltd. in China |
| 1996 | Opened a liaison office in Singapore |
| 1997 | Obtained ISO 9001 certification |
| 1998 | Established Asahi Keiki Singapore Pte. Ltd. Date Seisakusho Co., Ltd. was renamed Fukushima Asahi Keiki Co., Ltd. |
| 1999 | Acquired land and building in Yaguchi, Ota-ku, Tokyo and relocated the headquarters there |
| 2000 | 50th anniversary; liquidated AIT to integrate overseas production in Dalian Asahi Keiki |
| 2002 | Liquidated Fuji Onkyo Co., Ltd. and Fukushima Asahi Keiki Co., Ltd. to form a new Fukushima Plant |
| 2003 | Dalian Asahi Keiki reached 3 million units in monthly production |
| 2004 | Established Asahi Keiki (Hong Kong) Limited Obtained ISO14001 certification |
| 2009 | Relocated the headquarters to Shibaura, Minato-ku |
| 2010 | Transfered Electronic Measuring Instruments Division to Watanabe Electric Industry Co., Ltd. |