loadpatents
Patent applications and USPTO patent grants for Kamata; Kumiko.The latest application filed is for "lubricating oil composition for internal combustion engines".
Patent | Date |
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Defoaming agent composition for lubricating oil and method of defoaming using this Grant 10,443,014 - Kamata , et al. Oc | 2019-10-15 |
Lubricating Oil Composition For Internal Combustion Engines App 20190002793 - OOHARA; Kenji ;   et al. | 2019-01-03 |
Two-phase lubricating oil composition Grant 9,550,956 - Kamata , et al. January 24, 2 | 2017-01-24 |
Two-phase Lubricating Oil Composition App 20140194332 - Kamata; Kumiko ;   et al. | 2014-07-10 |
Defoaming Agent Composition For Lubricating Oil And Method Of Defoaming Using This App 20140038863 - Kamata; Kumiko ;   et al. | 2014-02-06 |
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