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Patent applications and USPTO patent grants for Minashima; Hidenori.The latest application filed is for "process for producing dichlorodiketopyrrolopyrrole pigment of the alpha modificaton, dichlorodiketopyrrolopyrrole pigment of the alpha modification produced by the process, and coloring composition using the same".
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Process for producing dichlorodiketopyrrolopyrrole pigment of the .alpha. modification, dichlorodiketopyrrolopyrrole pigment of the .alpha. modification produced by the process, and coloring composition using the same Grant 7,431,762 - Minashima , et al. October 7, 2 | 2008-10-07 |
Process for producing dichlorodiketopyrrolopyrrole pigment of the alpha modificaton, dichlorodiketopyrrolopyrrole pigment of the alpha modification produced by the process, and coloring composition using the same App 20080022902 - Minashima; Hidenori ;   et al. | 2008-01-31 |
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