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Patent applications and USPTO patent grants for Shirakashi; Yutaka.The latest application filed is for "artificial hair and wig using the same".
Patent | Date |
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Artificial hair and wig using the same Grant 8,900,702 - Shirakashi , et al. December 2, 2 | 2014-12-02 |
Artificial Hair And Wig Using The Same App 20090320866 - Shirakashi; Yutaka ;   et al. | 2009-12-31 |
Wig App 20090165810 - Sotokawa; Yasuhisa ;   et al. | 2009-07-02 |
Artificial Hair And Wig Using The Same App 20090126749 - Shirakashi; Yutaka ;   et al. | 2009-05-21 |
Artificial Hair, Wig Using the Same, and Method of Making Artificial Hair App 20080314402 - Shirakashi; Yutaka ;   et al. | 2008-12-25 |
Synthetic fibers having uneven surfaces method for melt-spinning Grant 4,970,042 - Kakiuchi , et al. November 13, 1 | 1990-11-13 |
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