Company

■ Foundation: June 4, 1973 ■ Capital:60 millions JPY ■ Employees: 36

1961	Mr. Torao Tobisu founded Hiroshima Lubricant Research Center to initiate lubricant control research.
1965	Developed the electrostatic oil cleaner and filed a patent application.
1972	A patent was registered. Deliverred the first electrostatic cleaner to Japan Steel Works Ltd.
1973	Received a grant from Science & Technology Agency (Japan) for commercializing the invention.
1974	Dissolved Hiroshima Lubricant Research Center to create Kleentek Kogyo Co., Ltd for 15 millions JPY in capital
1976	Received a grant, the 1976 MITI* Grant for Critical Technology R&D. The Sales department of Kleentek Kogyo Co., Ltd was split to become independent as Kleentek Co., Ltd . * Ministry of International Trade and Industry (Japan)
1977	Mr. Torao Tobisu received award from THE JAPAN SOCIETY FOR THE ADVANCEMENT OF INVENTIONS for Invention of Distinction.
1978	Developed the dehydration equipment, DH, for removal of water in oil and initiated marketing.
1979	Received a grant, the 1979 Tokyo Regional Bureaus of International Trade and Industry Grant.
1980	Received a grant, the 1980 Tokyo Small Business Technology Development Grant.
1981	Mr. Torao Tobisu received the Director of Science and Technology Agency Award for his contribution to development and promotion of electrostatic oil cleaning.
1984	Developed oil cleaner unit for hydraulic water glycol oil system and initiated marketing.
1989	Mr. Torao Tobisu was awarded with the Medal of Honor, Medal with Yellow Ribbon, for his invention and improvement of electrostatic oil cleaner. Developed the separation system for floating oil content and initiated marketing.
1992	Mr. Toru Sato published his doctoral dissertation, "Study of Hydraulic Valve Sticking Due to Oil Oxidation Products ", and proved that the oxidation oil by-products are involved in valve locking.
1998	Obtained ISO9001 Certificate (Main plant)
2003	Integrated the sales office subsidiaries to name Kleentek Corporation.