Wakamatsu; Hiroaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wakamatsu; Hiroaki.The latest application filed is for "fuel cell".
- Wakamatsu; Hiroaki - Yokohama JP
- Wakamatsu; Hiroaki - Yokohama-shi JP
- Wakamatsu, Hiroaki - Tokyo JP
- Wakamatsu; Hiroaki - Kawasaki JP
| Patent | Date |
|---|---|
| Fuel cell Grant 8,304,132 - Chigusa , et al. November 6, 2 | 2012-11-06 |
| Fuel Cell App 20110275001 - Chigusa; Hisashi ; et al. | 2011-11-10 |
| Information providing system for providing information about procurement App 20010029473 - Yamaoka, Sadahiko ; et al. | 2001-10-11 |
| Disk unit and portable electronic equipment Grant 6,011,666 - Wakamatsu January 4, 2 | 2000-01-04 |
| Magnetic recording medium and magnetic disc device Grant 5,914,168 - Wakamatsu , et al. June 22, 1 | 1999-06-22 |
| Apparatus for evaluating magnetic recording medium Grant 5,824,920 - Sugimoto , et al. October 20, 1 | 1998-10-20 |
| Magnetic head having bypass magnetic path and set magnetic reluctance relationship Grant 5,726,839 - Shinohara , et al. March 10, 1 | 1998-03-10 |
| Perpendicular magnetic recording medium having a soft magnetic underlayer with a stripe magnetic domain structure Grant 5,589,262 - Kiuchi , et al. December 31, 1 | 1996-12-31 |
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