| 1953-12 |
Founded as 'Special Pump Industry Co., Ltd.'. |
| 1954-01 |
Started sales of Milton Roy pumps (control capacity pumps) as the general agent for Milton Roy in the United States. |
| 1955-01 |
Became the general agent for ChemPump in the United States and started sales of ChemPump (canned motor pumps). |
| 1955-04 |
Introduced technology related to Milton Roy pumps from Milton Roy in the United States and transitioned to domestication. |
| 1956-05 |
Completed headquarters and factory in Toyozawa-cho, Shibuya-ku, Tokyo. |
| 1956-11 |
Introduced technology related to ChemPump from ChemPump in the United States. |
| 1959-10 |
Changed the company name to 'Nihon Kikai Keiso Co., Ltd.'. |
| 1960-07 |
Provided the first artificial heart in Japan to the Kimoto Surgery Department at the University of Tokyo. |
| 1960-11 |
Completed the first phase of the Toyoza Factory. Established mass production system for Milton Roy pumps and ChemPumps. |
| 1961-06 |
Listed shares on the Tokyo Stock Exchange First Section. |
| 1961-10 |
Listed shares on the Tokyo Stock Exchange Second Section. |
| 1962-03 |
Completed the second phase of the Toyoza Factory. Started full-scale manufacturing of high-power pumps. |
| 1963-12 |
Established import and sales division for control equipment and instruments. |
| 1966-04 |
Developed and started manufacturing and sales of Milflow control capacity pumps. |
| 1967-08 |
Started sales of artificial kidney devices. |
| 1968-10 |
Relocated headquarters to 3-43-2 Ebisu, Shibuya-ku, Tokyo. |
| 1968-11 |
Changed the company name to "Nikkiso Co., Ltd.". |
| 1969-08 |
Completed the first domestically produced artificial kidney device. |
| 1969-10 |
Developed a new non-seal pump in-house and started manufacturing and sales. |
| 1970-08 |
Started sales of Sandine pumps. |
| 1970-09 |
Introduced technology related to DEB control systems from Rice & Northrop in the United States. |
| 1970-10 |
Introduced technology related to Sandine pumps from Sandstron Corporation in the United States. |
| 1971-02 |
Listed shares on the First Section of the Tokyo and Osaka Stock Exchanges. |
| 1973-02 |
Established Nikkiso Eiko Corporation for manufacturing and sales of general-purpose small pumps, filters, etc. |
| 1973-10 |
Established Nikkiso Deutschland GmbH in Germany. |
| 1973-12 |
Introduced technology related to Gorman Rupp pumps from Gorman Rupp Company in the United States. |
| 1974-09 |
Completed the Shizuoka factory and research institute. |
| 1975-05 |
Established Nikkiso Sandstron Corporation through a joint venture with Sandstron Corporation in the United States. |
| 1977-10 |
Renamed Higashimurayama Factory to Higashimurayama Manufacturing Plant, completed fluid machinery and instrumentation factories. |
| 1981-08 |
Completed a plant for developing carbon fiber composite materials at the Shizuoka factory, started manufacturing and sales of CFRP, etc. |
| 1982-12 |
Introduced technology related to digital computers from Rice & Northrop in the United States. |
| 1984-02 |
Obtained manufacturing approval for artificial pancreas. |
| 1984-05 |
Established Nikkiso YS Corporation through a joint venture with Yellow Springs Instruments in the United States. |
| 1984-10 |
Renamed the Shizuoka factory to Shizuoka Manufacturing Plant, completed medical device and electronic factories. |
| 1985-10 |
Established Nikkiso Tohoku Medical Engineering Corporation in the Tohoku region. |
| 1985-12 |
Introduced technology related to micro-tracking particle size distribution measuring devices and water quality analyzers from Rice & Northrop in the United States. |
| 1986-03 |
Provided technology related to carbon fibers to Boeing in the United States. |
| 1987-01 |
Acquired exclusive manufacturing and sales rights for submerged motor pumps for liquefied gas from J.C. Carter in the United States. |
| 1987-10 |
Completed composite material product factory at Shizuoka Works. |
| 1988-10 |
Established Nikkiso Ryuukitec Co., Ltd. |
| 1990-06 |
Established Nikkiso M.E.S. Co., Ltd. |
| 1991-07 |
Established Nikkiso Technica Co., Ltd. |
| 1993-02 |
Established Taiwan Nikkiso Co., Ltd. in Taiwan. |
| 1994-01 |
Established Shanghai Nikkiso Non-Seal Pump Co., Ltd. |
| 1994-01 |
Established M. E. Nikkiso Co., Ltd. in Thailand. |
| 1995-04 |
Completed Kanazawa Works (Phase 1 construction) and Soukeikan Hall. |
| 1995-09 |
Established Seicho Nikkiso in South Korea. |
| 1996-06 |
Established Nikkiso LNG Testing, Inc. in the United States. |
| 1997-01 |
Established Nikkiso Medical GmbH in Germany. |
| 1998-12 |
Completed Higashimurayama Manufacturing R&D Center General Building. |
| 2000-01 |
Established Microtrac, Inc. in the United States. |
| 2000-02 |
Established Nikkiso Medical (Thailand) Co., Ltd. in Thailand. |
| 2000-11 |
Established Nikkiso Pumps Korea Ltd. in South Korea. |
| 2000-12 |
Established Nikkiso Pumps America, Inc. in the United States. |
| 2001-02 |
Established Nikkiso Vietnam MFG Co., Ltd. in Vietnam. |
| 2001-04 |
Implemented management restructuring. |
| 2003-03 |
Established a Middle East representative office in the United Arab Emirates. |
| 2003-07 |
Established a joint venture with Shanghai Medical Equipment Factory. |
| 2003-10 |
Delisted from the First Section of the Osaka Securities Exchange. |
| 2003-12 |
Formulated a symbol mark and corporate statement. |
| 2006-05 |
Established Nikkiso America, Inc. in North America. |
| 2006-07 |
Established a joint venture, Soko Science Corporation. |
| 2006-12 |
Acquired shares of MeSys GmbH. |
| 2008-07 |
Established Nikkiso-KSB GmbH. |
| 2008-12 |
Established Nikkiso Vietnam, Inc. in Hanoi, Vietnam. |
| 2009-04 |
Transitioned organization from a company system to a business division system. |
| 2009-06 |
Established Nikiso (Shanghai) Investment Management Consulting Co., Ltd. in China. |
| 2009-07 |
Established Nikiso Technical Research Institute Co., Ltd. |
| 2009-08 |
Acquired all shares of LEWA Group. |
| 2009-10 |
Carried out absorption-type merger of medical device businesses in Europe. |
| 2010-05 |
Established Weihai Weigao Nikiso Dialysis Equipment Co., Ltd. in China. |
| 2010-07 |
Started sales of all LEWA products in Japan. |
| 2010-08 |
Acquired dialysis-related product sales business of Fresenius Medical Care Japan. |
| 2010-08 |
Transferred all shares of Nikkiso Medical Korea to Fresenius Medical Care in Germany. |
| 2011-04 |
Acquired European sales rights for the Apheresis business. |
| 2011-07 |
Relocated headquarters to Ebisu Garden Place Tower. |
| 2011-11 |
Acquired shares of Japan Bell Corporation. |
| 2012-09 |
Weigao Nikkiso (Weihai) Dialysis Equipment Co., Ltd. obtained approval within China and began shipment. |
| 2013-07 |
Acquired all shares of Geveke Group in the Netherlands. |
| 2014-01 |
Acquired the CRRT business of Baxter in the United States. |
| 2014-04 |
Completed the aerospace and medical factories at Kanazawa Manufacturing Plant. |
| 2014-07 |
Completed Hakusan Factory for mass production of deep ultraviolet LED. |
| 2014-10 |
Merged Particle Measurement Equipment Division and Japan Bell Corporation to establish Microtrac-Bell Corporation. |
| 2015-02 |
Acquired the ultra-low temperature pump business for LNG from Atlas Copco in Sweden. |
| 2016-04 |
Reorganized Shizuoka Manufacturing Plant into a Technology Development Research Institute. |
| 2016-08 |
Acquired all shares of AquiSence Technologies LLC in the United States. |
| 2017-03 |
Established Miyazaki Nikkiso Corporation. |
| 2017-08 |
Acquired all shares of Cryogenic Industries Group in the United States. |
| 2018-10 |
Completed Miyazaki Nikkiso Corporation Management Building and Aerospace Factory. |
| 2018-11 |
Completed Nikkiso Vietnam, Inc. Hanoi Second Factory. |
| 2019-01 |
Implemented departmental system (later abolished, planned to restart). |
| 2019-07 |
Transferred all shares of Microtrac-Bell Corporation and Microtrac, Inc. handling powder measurement equipment. |
| 2019-09 |
Established a joint venture with Taiwan Plastic Group for deep ultraviolet LED business. |
| 2020-06 |
Established M.E.Nikkiso Vietnam Co., Ltd. in Vietnam. |
| 2020-11 |
Established Nikkiso Medical America, Inc. in the United States. |
| 2021-01 |
Completed Miyazaki Nikkiso Corporation Industrial Factory. |
| 2021-04 |
Cryogenic Industries reorganized (renamed to Clean Energy & Industrial Gases Group). |
| 2021-06 |
Miyazaki Nikkiso completed the research training facility M.ReT Miyazaki. |
| 2021-11 |
Invested in FirstElement Fuel, Inc. |
| 2022-08 |
Transferred all shares of the German LEWA Group and the Dutch Geveke B.V. |
| 2023-01 |
Reorganized the Higashimurayama Plant into Nikkiso Technical Research Institute and Higashimurayama Business Office. |
| 2023-01 |
Reorganized the factories of the Higashimurayama Plant. |
| 2023-01 |
Established a new Aerospace Technology Center. |
| 2023-01 |
Reorganized and transferred part of the Shizuoka Technical Development Laboratory. |
| 2023-10 |
Established NIKKISO Medical Europe GmbH in Germany through a spin-off with Nikkiso Europe GmbH as the split company. |
| 2025-02 |
Transferred all shares of Nikkiso Europe GmbH operating the CRRT business and Nikkiso (Shanghai) Trading Co., Ltd. |
