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Patent applications and USPTO patent grants for Washizuka; Masakazu.The latest application filed is for "heavy-duty tire".
Patent | Date |
---|---|
Heavy-duty tire Grant 10,195,907 - Washizuka , et al. Fe | 2019-02-05 |
Heavy-duty tire Grant 10,183,533 - Washizuka , et al. Ja | 2019-01-22 |
Heavy-duty Tire App 20160272010 - WASHIZUKA; Masakazu ;   et al. | 2016-09-22 |
Heavy-duty Tire App 20160159158 - WASHIZUKA; Masakazu ;   et al. | 2016-06-09 |
Heavy duty pneumatic tire Grant 9,221,305 - Washizuka December 29, 2 | 2015-12-29 |
Heavy-duty Pneumatic Tire App 20150343848 - WASHIZUKA; Masakazu | 2015-12-03 |
Heavy Duty Pneumatic Tire App 20130180638 - WASHIZUKA; Masakazu | 2013-07-18 |
Heavy-duty tire having ground-contact surface shape Grant 7,469,731 - Kuroki , et al. December 30, 2 | 2008-12-30 |
Heavy-duty tire App 20050016656 - Kuroki, Takeshi ;   et al. | 2005-01-27 |
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