Akagi; Hirofumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Akagi; Hirofumi.The latest application filed is for "bidirectional chopper circuit".
- Akagi; Hirofumi - Tokyo JP
- Akagi; Hirofumi - Wako JP
- Akagi; Hirofumi - Wako-shi JP
- Akagi; Hirofumi - Meguro-ku JP
- Akagi; Hirofumi - Kawasaki JP
- Akagi; Hirofumi - Kawasaki-shi JP
- Akagi; Hirofumi - Saitama JP
- Akagi, Hirofumi - Wako-shi Saitama JP
- Akagi; Hirofumi - Okayama JP
| Patent | Date |
|---|---|
| Bidirectional chopper circuit Grant 10,498,233 - Akagi , et al. De | 2019-12-03 |
| Shift control apparatus and shift control method Grant 10,161,516 - Sato , et al. Dec | 2018-12-25 |
| Power converter Grant 10,103,645 - Akagi , et al. October 16, 2 | 2018-10-16 |
| Bidirectional Chopper Circuit App 20180254699 - Akagi; Hirofumi ; et al. | 2018-09-06 |
| Power Converter App 20170085193 - Akagi; Hirofumi ; et al. | 2017-03-23 |
| Single-phase power converter, three-phase two-phase power converter, and three-phase power converter Grant 9,496,805 - Akagi , et al. November 15, 2 | 2016-11-15 |
| Shift Control Apparatus And Shift Control Method App 20160252180 - Sato; Atsushi ; et al. | 2016-09-01 |
| Power converter and method for controlling same Grant 9,379,632 - Akagi , et al. June 28, 2 | 2016-06-28 |
| Power Converter And Method For Controlling Same App 20140103887 - Akagi; Hirofumi ; et al. | 2014-04-17 |
| Power converting apparatus including half-bridge inverters connected between positive and negative terminals of a DC power supply Grant 8,228,699 - Iwata , et al. July 24, 2 | 2012-07-24 |
| Three-phase power converting apparatus Grant 8,154,893 - Iwata , et al. April 10, 2 | 2012-04-10 |
| Hybrid electric vehicle Grant 8,008,876 - Yonemori , et al. August 30, 2 | 2011-08-30 |
| Power Converting Apparatus App 20110128763 - Iwata; Akihiko ; et al. | 2011-06-02 |
| Control system for a hybrid electric vehicle and a method for controlling a hybrid electric vehicle Grant 7,940,018 - Yonemori , et al. May 10, 2 | 2011-05-10 |
| Three-phase Power Converting Apparatus App 20100014335 - Iwata; Akihiko ; et al. | 2010-01-21 |
| Filter device Grant 7,606,052 - Akagi October 20, 2 | 2009-10-20 |
| Hybrid Electric Vehicle App 20080315803 - Yonemori; Kei ; et al. | 2008-12-25 |
| Control System For A Hybrid Electric Vehicle And A Method For Controlling A Hybrid Electric Vehicle App 20080315817 - Yonemori; Kei ; et al. | 2008-12-25 |
| Power converter motor drive btb system and system linking inverter system App 20060233000 - Akagi; Hirofumi | 2006-10-19 |
| Filter App 20060227483 - Akagi; Hirofumi | 2006-10-12 |
| Belt for non-stage transmissions Grant 6,755,760 - Akagi , et al. June 29, 2 | 2004-06-29 |
| Belt for continuously variable transmission Grant 6,613,334 - Yoshida , et al. September 2, 2 | 2003-09-02 |
| Belt for continuously variable transmission Grant 6,612,954 - Akagi , et al. September 2, 2 | 2003-09-02 |
| Belt for non-stage transmissions App 20030050142 - Akagi, Hirofumi ; et al. | 2003-03-13 |
| Belt for continuously variable transmission App 20020045505 - Yoshida, Hideaki ; et al. | 2002-04-18 |
| Belt for continuously variable transmission App 20020025873 - Akagi, Hirofumi ; et al. | 2002-02-28 |
| Metal V-belt type continuously variable transmission Grant 5,931,756 - Ohsono , et al. August 3, 1 | 1999-08-03 |
| Active common mode canceler Grant 5,831,842 - Ogasawara , et al. November 3, 1 | 1998-11-03 |
| Metal V-belt type continuously variable transmission Grant 5,800,298 - Kanehara , et al. September 1, 1 | 1998-09-01 |
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