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Patent applications and USPTO patent grants for Obata; Akira.The latest application filed is for "propeller windmill for small-sized power generator".
Patent | Date |
---|---|
Propeller windmill for small-sized power generator Grant 9,039,367 - Obata May 26, 2 | 2015-05-26 |
Propeller Windmill For Small-sized Power Generator App 20140112782 - Obata; Akira | 2014-04-24 |
Process for dehydrating hydrous sodium beta-naphtholate App 20050043564 - Ueno, Ryuzo ;   et al. | 2005-02-24 |
Apparatus for establishing common signal channel Grant 5,978,380 - Kobayashi , et al. November 2, 1 | 1999-11-02 |
Spring apparatus Grant 4,856,765 - Kohno , et al. August 15, 1 | 1989-08-15 |
Push button body for a push-button switch providing snap-action of the switch Grant 3,932,722 - Obata , et al. January 13, 1 | 1976-01-13 |
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