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Company History

1961
Aero Products Division of Sumitomo Metals Industries, Ltd. (currently known as Nippon Steel & Sumitomo Metal Corporation)became independent under the name Sumitomo Precision Products Co., Ltd.
1963
Began manufacture of large heat exchangers for cryogenic industrial applications.
1967
Began manufacture of large propellers for patrol planes.
1969
Began manufacture of LNG vaporizers.
1970
Company stock listed on Tokyo and Osaka stock exchanges.
1974
Began manufacture of ozone generators.
1975
Received approval for heat exchanger manufacture under ASME standards.
1977
Construction of Shiga plant completed.
1986
Entered vacuum equipment fields, opening new line of business for semiconductor manufacturing equipment.
1988
Began development and manufacture of equipment for space applications.
1989
New head office completed.
1993
Construction of Wakayama Plant completed.
1994
Approval obtained under ISO 9001 for heat exchanger manufacture for cryogenic industrial applications.
1995
Acquired Surface Technology Systems plc.(STS) of the U.K.
1996
Water Technology Center opened.
1997
Approval obtained under ISO 9001 for aircraft components and aircraft engine components.
1999
Establishment of a joint venture with British Aerospace for manufacture and sales of motion sensors.
Approval obtained under ISO 14001 for Head office & Main plant.
2000
Establishment of Sumitomo Precision USA, Inc.
2004
Established Ningbo SPP Hydraulics Co.,Ltd. as a joint venture in China.
2009
Acquired Aviza Technology Inc. in CA, U.S.A. and merged the company with STS forming SPP Process Technology Systems Ltd.(SPTS)
2010
Establishment of Sumitomo Precision Shanghai Co.,Ltd.
2011
Transferred all of the shares in SPTS to SPTS management. Established SPP Technologies Co., Ltd. as a joint venture with SPTS.
2012
Establishment of SPP Canada Aircraft, Inc.
2014
Establishment of SPP Nagasaki Engineering Co., Ltd.
2019
Establishment of SPP Aerospace Service Inc.

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