| 2020/11/19 | The homepage has been renewed. |
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| 2019/03/01 | We transferred the PCT international patent application on "Waste Lubricant Recycling System by Ash-reduced Fuel Production System" (PCT / JP 2017/29622) to Japanese patent application. (Japanese Patent Application No. 2018-538337) |
| 2019/01/21 | JICA adopted our business verification survey project of “Waste Lubricant Recycling System in Republic of the Marshall Islands” as a JICA's SDGs business support project. |
| 2018/04/16 | JICA's "Survey on the conversion of waste lubricating oil to diesel power generation fuel in the Republic of the Marshall Islands" has been completed. |
| 2018/05/25 | We filed a Japanese patent application on "High-temperature Frying Oil Cleaner". (Japanese Patent Application No. 2018-78579) |
| 2018/04/16 | We have completed JICA's "Feasibility Survey for Making Diesel Fuel from Waste Lubricating Oil in the Republic of Marshall Islands" |
| 2017/08/18 | We filed a PCT international patent application on "Waste Lubricant Recycling System by Ash-reduced Fuel Production System" (PCT / JP 2017/29622) |
| 2017/03/24 | We acquired the Japanese patent of "refreshing method and refreshing system of frying oil". (Japanese Patent No. 6114092) |
| 2017/01/26 | "Feasibility Survey for Making Diesel Fuel from Waste Lubricating Oil in the Republic of Marshall Islands" that was applied to JICA was adopted. |
| 2016/10/07 | "Waste Lubricant Recycling System by Ash-reduced Fuel Production System" was adopted as a project to be subsidized the new technology / new product development promotion grant for the small companies in Yokohama city. (We declined the grant at a later date, as it duplicated with JICA feasibility survey project.) |
| 2016/09/07 | We filed a Japanese patent application on "Ash-reducing Treating Method of Waste Lubricant”. (Japanese Patent Application No. 2016-174226) |
