Full-scale production of filter elements begins at Saga Branch Office factory.
Full-scale production of fiberglass filter media begins at Saga Branch Office factory.
R&D Laboratory opens in Higashi-oi, Shinagawa-ku, Tokyo.
Manufacturing and sales of precision process filters begins.
Local subsidiary YAMASHIN CEBU FILTER MANUFACTURING CORPORATION established on Cebu Island, Philippines
Head office relocates from Omori-minami, Ota-ku, Tokyo to Nishi-kanagawa, Kanagawa-ku, Yokohama-shi, Kanagawa.
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.
Local subsidiary YAMASHIN AMERICA INCORPORATED established in Chicago, USA
Local subsidiary YAMASHIN EUROPE B.V. established in Rotterdam, Holland
Local subsidiary YAMASHIN THAI LIMITED established in Ayutthaya, Thailand
ISO 9001 certification acquired
Work completed on precision filter manufacturing plant in Ayutthaya, Thailand; manufacturing begins.
ISO 14001 certification acquired
Yamashin Industry Inc. renamed Yamashin Filter Corp.
A new factory of YAMASHIN THAI LIMITED opens in Ayutthaya, Thailand.
Local subsidiary YAMASHIN FILTER SHANGHAI INCORPORATED established in Shanghai, China
R&D Laboratory relocates within Saga Branch Office.
Head office relocates from Nishi-kanagawa, Kanagawa-ku, Yokohama-shi, Kanagawa to Sakuragi-cho, Naka-ku, Yokohama-shi, Kanagawa.
Local subsidiary YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED established in Suzhou, China
Sales office of YAMASHIN THAI LIMITED opens in Bangkok.
Local subsidiary YAMASHIN EUROPE BRUSSELS BVBA established in Brussels, Belgium
YAMASHIN EUROPE BRUSSELS BVBA merges with YAMASHIN EUROPE B.V.
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.
YSK Corp established in Kamimine-cho, Miyaki-gun, Saga
YAMASHIN THAI LIMITED closes its factory and becomes a sales company; its headquarters relocates from Thailand Ayutthaya to Bangkok.
YAMASHIN FILTER (SIP) RESEARCH & DEVELOPMENT CENTER INCORPORATED renamed YAMASHIN FILTER (SIP) TECHNOLOGY INCORPORATED
YAMASHIN-FILTER CORP. listed on Second Section of the Tokyo Stock Exchange
Capital increased to 822 million yen
YAMASHIN FILTER CORP. transferred to First Section of the Tokyo Stock Exchange
YSK Corp's process filter manufacturing business transferred to Yamashin-Filter Corp.
Yokosuka Media Laboratory opens in Uragou-cho, Yokosuka-shi, Kanagawa.
Capital increased to 4,686 million yen
Capital increased to 5,434 million yen
YAMASHIN FILTER SHANGHAI INCORPORATED liquidated
AQC Corporation made wholly-owned subsidiary
YSK Corp. liquidated
Established a local subsidiary, YAMASHIN VIETNAM CO., LTD, in Vinh Phuc Province, Vietnam
Local subsidiary YAMASHIN VIETNAM CO., LTD. established in Vinh Phuc Province, Vietnam.
Saga Branch Office newly completed and opens in Kamimine-cho, Miyaki-gun, Saga.
Yokosuka Innovation Center opens as the main R&D hub in Hikarinooka, Yokosuka-shi, Kanagawa.
Moved to the Tokyo Stock Exchange Prime Market.
Due to the revision of local laws, the corporate form of YAMASHIN EUROPE BRUSSELS is changed from BVBA to BV.