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Patent applications and USPTO patent grants for Ohsawa; Katsuhiko.The latest application filed is for "paint composition which has excellent staining resistance and paint films obtained by coating same".
Patent | Date |
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Chromium-free paint composition and paint films obtained by coating same Grant 10,513,783 - Tsujita , et al. Dec | 2019-12-24 |
Paint composition which has excellent staining resistance and paint films obtained by coating same Grant 10,144,844 - Mizutani , et al. De | 2018-12-04 |
Paint Composition Which Has Excellent Staining Resistance And Paint Films Obtained By Coating Same App 20150307737 - Mizutani; Hiroki ;   et al. | 2015-10-29 |
Chromium-Free Paint Composition And Paint Films Obtained By Coating Same App 20140349121 - Tsujita; Takahiro ;   et al. | 2014-11-27 |
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