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Patent applications and USPTO patent grants for Hiramatsu; Kengo.The latest application filed is for "rolling bearing".
Patent | Date |
---|---|
Rolling bearing Grant 10,190,633 - Hiramatsu Ja | 2019-01-29 |
Rolling Bearing App 20180106294 - HIRAMATSU; Kengo | 2018-04-19 |
Rolling bearing and plastic cage for rolling bearing App 20110103730 - Oya; Yosuke ;   et al. | 2011-05-05 |
Rolling Bearing App 20100195949 - Yagi; Takashi ;   et al. | 2010-08-05 |
Ultrathin-walled rolling bearing Grant 6,843,604 - Hiramatsu January 18, 2 | 2005-01-18 |
Ultrathin-walled rolling bearing and cage therefor Grant 6,835,000 - Hiramatsu , et al. December 28, 2 | 2004-12-28 |
Ultrathin-walled rolling bearing and cage therefor App 20040170349 - Hiramatsu, Kengo ;   et al. | 2004-09-02 |
Resin-made ball retainer for a rolling bearing App 20040141672 - Naito, Kenichiro ;   et al. | 2004-07-22 |
Ultrathin-walled rolling bearing App 20030235357 - Hiramatsu, Kengo | 2003-12-25 |
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