History
| Jul 1947 | SATORI ELECTRIC CO., LTD. founded as a sales agent of NEC Corporation and Sumitomo Electric Industries Ltd. with a capital of ¥180,000. |
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| Jun 1969 | SATORI AUTOMATICS CO., LTD. and SATORI PINICS CO., LTD. established. |
| Sep 1973 | TSO YAO TRADING CO., LTD. established in Taipei, Taiwan, R.O.C. |
| Sep 1976 | HONG KONG SATORI CO., LTD. (currently a consolidated subsidiary) established in Hong Kong. |
| Mar 1977 | SINGAPORE SATORI PTE., LTD. established in Singapore. |
| Jan 1981 | SATORI ELECTRIC (AMERICA) INC. established in California, U.S.A. |
| Dec 1985 | SATORI TECHNO SYSTEM CO., LTD. established. |
| Jul 1988 | TSO YAO TRADING CO., LTD. dissolved, and TAIWAN SATORI CO., LTD. established as a new local subsidiary. |
| Dec 1990 | SATORI ELECTRIC (GERMANY) GmbH (currently a consolidated subsidiary) established in Germany. |
| Nov 1994 | SATORI PINICS (SINGAPORE) PTE., LTD. established in Singapore. |
| Dec 1994 | Registration of shares through over-the-counter with the Japan Securities Dealers Association. |
| Mar 1997 | SATORI ELECTRIC CO., LTD. listed on the Second Section of the Tokyo Stock Exchange. |
| Mar 1998 | SATORI ELECTRIC INTERNATIONAL CORP. established in California, U.S.A. |
| SATORI E-TECHNOLOGY (AMERICA) INC. (currently a consolidated subsidiary) established in California, U.S.A. | |
| Mar 2000 | SATORI SIC CO., LTD. established. |
| Nov 2000 | STAR ELECTRONICS CO., LTD. established. |
| Mar 2001 | SATORI ELECTRIC (THAILAND) CO., LTD. established in Thailand. |
| Jun 2001 | SATORI S-TECH CO., LTD. established. |
| Aug 2001 | SHANGHAI SATORI CO., LTD. (currently a consolidated subsidiary) established in Shanghai, China. |
| Feb 2002 | SATORI PINICS HONG KONG CO., LTD. established in Hong Kong. |
| May 2002 | SATORI ELECTRIC INTERNATIONAL CORP. and SATORI ELECTRIC (AMERICA) INC. absorbed by SATORI E-TECHNOLOGY (AMERICA) INC. |
| Oct 2002 | SATORI S-TECH HONG KONG CO., LTD. established. |
| May 2003 | SATORI ELECTRIC CO., LTD. listed on the First Section of the Tokyo Stock Exchange. |
| Jun 2005 | SATORI TECHNO SYSTEM CO., LTD. absorbed by SATORI S-TECH CO., LTD. |
| SATORI S-TECH PRODUCTION MANAGEMENT CONSULTING CO.,LTD. (currently a non-consolidated subsidiary) established in Shenzhen, China. | |
| Aug 2006 | KOREA SATORI CO., LTD. (currently a consolidated subsidiary) established in Korea. |
| Sep 2006 | SATORI PINICS (THAILAND) CO., LTD. established in Thailand. |
| Jun 2007 | SATORI AUTOMATICS CO., LTD. absorbed by SATORI ELECTRIC CO., LTD. |
| Jan 2008 | SAWA Electronics (Holdings) Limited established in Hong Kong by HONG KONG SATORI CO., LTD., as a joint venture with Willas-Array Electronics (Holdings) Limited. |
| Feb 2009 | SHENZHEN SATORI CO., LTD. (currently a non-consolidated subsidiary) established in Shenzhen, China. |
| Jun 2011 | SATORI SIC CO., LTD. absorbed by SATORI ELECTRIC CO., LTD. |
| Nov 2012 | SAWA Electoronics (Holdings) Limited liquidated. |
| Jun 2013 | The energy devices sales business of SATORI S-TECH Co., LTD. transferred to SATORI PINICS CO., LTD. |
| Name of SATORI PINICS (THAILAND) CO., LTD. changed to THAI SATORI CO., LTD. | |
| Business of SATORI PINICS HONG KONG CO., LTD. and SATORI S-TECH HONG KONG CO., LTD. transferred to HONG KONG SATORI CO., LTD. | |
| SATORI PINICS (SINGAPORE) PTE., LTD. absorbed by SINGAPORE SATORI PTE., LTD. | |
| Mar 2015 | SATORI ELECTRIC (THAILAND) CO., LTD. liquidated. |
| Apr 2015 | Name of SATORI S-TECH PRODUCTION MANAGEMENT CONSULTING CO., LTD. changed to SATORI PRODUCTION MANAGEMENT CONSULTING CO., LTD. |
| Aug 2015 | SATORI PINICS HONG KONG CO., LTD. liquidated. |
| Jan 2016 | SATORI S-TECH HONG KONG CO., LTD. liquidated. |
| Mar 2018 | SATORI SP TECHNOLOGY CO., LTD. established. |
| Jun 2018 | SATORI S-TECH CO., LTD. absorbed by SATORI ELECTRIC CO., LTD. |
| Mar 2021 | SATORI PRODUCTION MANAGEMENT CONSULTING CO., LTD. liquidated. |
| Jun 2021 | All shares (620,000 shares) of SATORI PINICS CO., LTD. transferred to SATORI SP TECHNOLOGY CO., LTD. |
| Apr 2022 | Transition to the Prime Market due to market restructuring of the Tokyo Stock Exchange. |
| May 2022 | Investment in SM Electronic Technologies Pvt. Ltd. as an equity method affiliate. |
| Feb 2023 | Acquisition of SM Electronic Technologies Pvt. Ltd. (currently a consolidated subsidiary) as a subsidiary through additional acquisition of shares. |
| Feb 2023 | Contribution in kind of all shares of SINGAPORE SATORI PTE., LTD. to SM Electronic Technologies Pvt. Name of SINGAPORE SATORI PTE., LTD. changed to SMET SINGAPORE PTE. LTD. |
| May 2024 | Acquisition of MAGnetIC HOLDING B.V. (currently a consolidated subsidiary) as a subsidiary through acquisition of shares. |