| 1956-04 |
Established YamaShin Industry Co., Ltd. with capital of 500,000 yen in Higashi-Kamata, Ota-ku, Tokyo, as a filter manufacturing and sales company. |
| 1956-04 |
Established Yamashin Industry Inc. with capital of 500,000 yen as a filter manufacturing and sales company in Higashi-kamata, Ota-ku, Tokyo |
| 1966-09 |
Established the headquarters factory in Omori Minami, Ota-ku, Tokyo, and relocated the headquarters. |
| 1966-09 |
New head office and factory opens in Omori-minami, Ota-ku, Tokyo. |
| 1972-10 |
Established a second factory in Omori Minami, Ota-ku, Tokyo. |
| 1972-10 |
Second factory opened in Omori-minami, Ota-ku, Tokyo. |
| 1975-05 |
Established Saga Factory in Kamimine-mura, Miyaki-gun, Saga Prefecture (now Kamimine Town, Miyaki-gun, Saga Prefecture). |
| 1975-05 |
Saga Branch Office opened in Kamimine-mura, Miyaki-gun, Saga (now Kamimine-cho, Miyaki-gun, Saga). |
| 1977-02 |
Started full-scale production of filter elements at Saga Factory. |
| 1977-02 |
Full-scale production of filter elements begins at Saga Branch Office factory. |
| 1978-02 |
Started full-scale production of glass fiber |
| 1978-02 |
Full-scale production of fiberglass filter media begins at Saga Branch Office factory. |
| 1981-08 |
Established Y.S. K. Industry Co., Ltd. |
| 1984-10 |
Opened R&D laboratory in Higashi-Oi, Shinagawa-ku, Tokyo |
| 1984-10 |
R&D Laboratory opens in Higashi-oi, Shinagawa-ku, Tokyo. |
| 1984-11 |
Started manufacturing and sales of precision process filters |
| 1984-11 |
Manufacturing and sales of precision process filters begins. |
| 1989-04 |
Established local subsidiary YAMASHIN CEBU FILTER MANUFACTURING CORPORATION in Cebu Island, Philippines |
| 1989-04 |
Established local subsidiary Yamashin Cebu Filter Manufacturing Corporation on Cebu Island, Philippines. |
| 1991-12 |
Relocated head office from Omori Minami, Ota-ku, Tokyo to Nishi-Kanagawa, Yokohama City, Kanagawa Prefecture |
| 1991-12 |
Head office relocates from Omori-minami, Ota-ku, Tokyo to Nishi-kanagawa, Kanagawa-ku, Yokohama-shi, Kanagawa. |
| 1992-04 |
Merged with Y.S. K. Industry Co., Ltd. |
| 1995-07 |
Transferred the head office factory and second factory from Ota-ku, Tokyo to Saga Factory, converted the old head office factory into an R&D laboratory |
| 1995-07 |
Established U.S. local subsidiary YAMASHIN AMERICA INCORPORATED in Chicago, USA |
| 1995-07 |
Factory and secondary factory in the former head office site in Ota-ku, Tokyo relocates within Saga Branch Office; former head office factory becomes R&D Laboratory. |
| 1995-07 |
Local subsidiary YAMASHIN AMERICA INCORPORATED established in Chicago, USA. |
| 1996-04 |
Established Dutch local subsidiary YAMASHIN EUROPE B.V. in Rotterdam, Netherlands |
| 1996-04 |
Local subsidiary YAMASHIN EUROPE B.V. established in Rotterdam, Holland. |
| 2001-02 |
Established local subsidiary YAMASHIN THAI LIMITED in Ayutthaya, Thailand |
| 2001-02 |
Local subsidiary YAMASHIN THAI LIMITED established in Ayutthaya, Thailand. |
| 2001-09 |
Obtained ISO9001 certification |
| 2001-09 |
ISO 9001 certification acquired. |
| 2002-04 |
Completed precision filter manufacturing plant in Ayutthaya, Thailand. Started production |
| 2002-04 |
Work completed on precision filter manufacturing plant in Ayutthaya, Thailand; manufacturing begins. |
| 2003-04 |
Obtained ISO14001 certification |
| 2003-04 |
ISO 14001 certification acquired. |
| 2005-10 |
Changed company name from YAMASHIN KOGYO Co., Ltd. to YAMASHIN FILTER Co., Ltd. |
| 2005-10 |
Yamashin Industry Inc. renamed Yamashin Filter Corp. |
| 2007-05 |
Opened a new factory of YAMASHIN THAI LIMITED in Ayutthaya, Thailand |
| 2007-05 |
Established local subsidiary YAMASHIN FILTER SHANGHAI INCORPORATED in Shanghai, China |
| 2007-05 |
A new factory of YAMASHIN THAI LIMITED opens in Ayutthaya, Thailand. |
| 2007-05 |
Local subsidiary YAMASHIN FILTER SHANGHAI INCORPORATED established in Shanghai, China. |
| 2007-06 |
Transferred R&D laboratory to Saga Factory |
| 2007-06 |
R&D Laboratory relocates within Saga Branch Office. |
| 2007-12 |
Relocated head office to Sakuragi-cho, Naka-ku, Yokohama City, Kanagawa Prefecture |
| 2007-12 |
Head office relocates from Nishi-kanagawa, Kanagawa-ku, Yokohama-shi, Kanagawa to Sakuragi-cho, Naka-ku, Yokohama-shi, Kanagawa. |
| 2010-09 |
Established local subsidiary YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED in Suzhou, China |
| 2010-09 |
Local subsidiary YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED established in Suzhou, China. |
| 2010-11 |
Opened sales office of YAMASHIN THAI LIMITED in Bangkok, Thailand |
| 2010-11 |
Sales office of YAMASHIN THAI LIMITED opens in Bangkok. |
| 2010-12 |
Established local subsidiary YAMASHIN EUROPE BRUSSELS BVBA in Brussels, Belgium |
| 2010-12 |
Local subsidiary YAMASHIN EUROPE BRUSSELS BVBA established in Brussels, Belgium. |
| 2011-03 |
YAMASHIN EUROPE BRUSSELS BVBA was absorbed into YAMASHIN EUROPE B.V. |
| 2011-03 |
YAMASHIN EUROPE BRUSSELS BVBA merges with YAMASHIN EUROPE B.V. |
| 2011-10 |
Established Yokohama Development Center in Sugita, Isogo-ku, Yokohama City, Kanagawa Prefecture, and transferred R&D laboratory from Saga Factory to Yokohama Development Center |
| 2011-10 |
Yokohama R&D Center opens in Sugita, Isogo-ku, Yokohama-shi, Kanagawa; R&D Laboratory of Saga Branch Office relocates within Yokohama R&D Center. |
| 2012-06 |
Established YSK Corporation in Kamimine-cho, Miyaki-gun, Saga Prefecture |
| 2012-06 |
YSK Corp established in Kamimine-cho, Miyaki-gun, Saga. |
| 2012-12 |
Closed factory of YAMASHIN THAI LIMITED and transformed into a sales company. Moved head office from Ayutthaya to Bangkok, Thailand |
| 2012-12 |
YAMASHIN THAI LIMITED closes its factory and becomes a sales company; its headquarters relocates from Thailand Ayutthaya to Bangkok. |
| 2013-02 |
Changed the company name of YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED to YAMASHIN FILTER (SIP) TECHNOLOGY INCORPORATED |
| 2013-02 |
YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED renamed YAMASHIN FILTER (SIP) TECHNOLOGY INCORPORATED. |
| 2014-10 |
Listed shares on Tokyo Stock Exchange Second Section |
| 2014-10 |
YAMASHIN-FILTER CORP. listed on Second Section of the Tokyo Stock Exchange. |
| 2014-11 |
Increased capital to 802 million 2 hundred thousand yen |
| 2014-11 |
Capital increased to 822 million yen. |
| 2016-03 |
Designated as a First Section stock of Tokyo Stock Exchange |
| 2016-03 |
YAMASHIN FILTER CORP. transferred to First Section of the Tokyo Stock Exchange |
| 2017-04 |
YSK Corporation's process filter manufacturing business was transferred to Yamashin Filter Corporation |
| 2017-04 |
YSK Corp's process filter manufacturing business transferred to Yamashin-Filter Corp. |
| 2017-12 |
Yokosuka Media Lab was established in Urago Town, Yokosuka City, Kanagawa Prefecture |
| 2017-12 |
Yokosuka Media Laboratory opens in Uragou-cho, Yokosuka-shi, Kanagawa. |
| 2018-01 |
Capital increased to 4.686 billion yen |
| 2018-01 |
Capital increased to 4,686 million yen |
| 2018-02 |
Capital increased to 5,434 million yen |
| 2018-12 |
Liquidation of Yamashin Filter Shanghai Inc. |
| 2018-12 |
YAMASHIN FILTER SHANGHAI INCORPORATED liquidated |
| 2019-08 |
Complete subsidiary of Axie Corporation |
| 2019-08 |
AQC Corporation made wholly-owned subsidiary |
| 2020-03 |
Liquidation of YSK Corporation |
| 2020-03 |
YSK Corp. liquidated |
| 2020-11 |
Established local subsidiary Yamashin Vietnam Co., Ltd in Vinh Phuc Province, Vietnam |
| 2020-11 |
Local subsidiary YAMASHIN VIETNAM CO., LTD. established in Vinh Phuc Province, Vietnam. |
| 2021-10 |
Newly completed Saga Factory in Kamimine Town, Miyaki District, Saga Prefecture |
| 2021-10 |
Saga Branch Office newly completed and opens in Kamimine-cho, Miyaki-gun, Saga. |
| 2022-01 |
Established Yokosuka Innovation Center in Hikari-no-oka, Yokosuka City, Kanagawa Prefecture for research and development consolidation |
| 2022-01 |
Yokosuka Innovation Center opens as the main R&D hub in Hikarinooka, Yokosuka-shi, Kanagawa. |
| 2022-04 |
Transitioned to Tokyo Stock Exchange Prime Market |
| 2022-04 |
Moved to the Tokyo Stock Exchange Prime Market. |
| 2023-01 |
Changed legal form of Yamashin Europe Brussels from BVBA to BV due to local law revision |
| 2023-01 |
Due to the revision of local laws, the corporate form of YAMASHIN EUROPE BRUSSELS is changed from BVBA to BV. |
| 2025-01 |
Changed trade name from Yamashin Filter (SIP) Technology Inc. to Yamashin Filter (SIP) Inc. |
