Hamaogi; Masahiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hamaogi; Masahiro.The latest application filed is for "power storage system and power source system".
- Hamaogi; Masahiro - Yokohama JP
- HAMAOGI; Masahiro - Yokohama-shi JP
- Hamaogi; Masahiro - Odawara JP
- Hamaogi; Masahiro - Kanagawa JP
| Patent | Date |
|---|---|
| Power storage system and power source system Grant 9,680,303 - Takahashi , et al. June 13, 2 | 2017-06-13 |
| Power Storage System And Power Source System App 20140117756 - TAKAHASHI; Fumikazu ; et al. | 2014-05-01 |
| Power factor correction device and method with off time prediction for critical mode operation Grant 8,564,992 - Takahashi , et al. October 22, 2 | 2013-10-22 |
| Power Factor Correction Device And Control Method Thereof App 20110096576 - TAKAHASHI; Fumikazu ; et al. | 2011-04-28 |
| Digital controlled power supply Grant 7,923,980 - Takahashi , et al. April 12, 2 | 2011-04-12 |
| Switching power supply Grant 7,880,440 - Takahashi , et al. February 1, 2 | 2011-02-01 |
| DC backup power supply system, a disk array and a DC backup power supply Grant 7,840,840 - Takahashi , et al. November 23, 2 | 2010-11-23 |
| Bidirectional DC-DC converter and power supply apparatus with the same Grant 7,812,575 - Shimada , et al. October 12, 2 | 2010-10-12 |
| Switching power supply unit and disk array system Grant 7,705,562 - Takahashi , et al. April 27, 2 | 2010-04-27 |
| Data processing unit and DC backup power supply Grant 7,589,436 - Takahashi , et al. September 15, 2 | 2009-09-15 |
| Digital Controlled Power Supply App 20090102446 - Takahashi; Fumikazu ; et al. | 2009-04-23 |
| DC backup power supply system Grant 7,495,415 - Kanouda , et al. February 24, 2 | 2009-02-24 |
| Didirectional DC-DC converter and power supply apparatus with the same App 20080309301 - Shimada; Takae ; et al. | 2008-12-18 |
| Dc Backup Power Supply System And Disk Array Using Same App 20080290733 - Takahashi; Fumikazu ; et al. | 2008-11-27 |
| Uninterruptible power system Grant 7,432,617 - Kanouda , et al. October 7, 2 | 2008-10-07 |
| DC backup power supply system and disk array using same Grant 7,406,623 - Takahashi , et al. July 29, 2 | 2008-07-29 |
| Switching Power Supply App 20080174276 - TAKAHASHI; Fumikazu ; et al. | 2008-07-24 |
| DC backup power supply device and method for diagnosing the same Grant 7,245,469 - Nemoto , et al. July 17, 2 | 2007-07-17 |
| Switching power supply unit and disk array system App 20070047100 - Takahashi; Fumikazu ; et al. | 2007-03-01 |
| Uninterruptible power system App 20060267410 - Kanouda; Akihiko ; et al. | 2006-11-30 |
| Uninterruptible power system Grant 7,049,711 - Kanouda , et al. May 23, 2 | 2006-05-23 |
| Data processing unit and DC backup power supply App 20060056142 - Takahashi; Fumikazu ; et al. | 2006-03-16 |
| DC backup power supply system App 20050206242 - Kanouda, Akihiko ; et al. | 2005-09-22 |
| DC backup power supply system App 20050146223 - Kanouda, Akihiko ; et al. | 2005-07-07 |
| DC backup power supply system and disk array using same App 20050099750 - Takahashi, Fumikazu ; et al. | 2005-05-12 |
| Uninterruptible power system App 20040125626 - Kanouda, Akihiko ; et al. | 2004-07-01 |
| Parallel power source system Grant 6,738,270 - Saga , et al. May 18, 2 | 2004-05-18 |
| DC backup power supply device and method for diagnosing the same App 20030231009 - Nemoto, Minehiro ; et al. | 2003-12-18 |
| DC backup power supply system App 20030222618 - Kanouda, Akihiko ; et al. | 2003-12-04 |
| Parallel power source system App 20020074862 - Saga, Ryohei ; et al. | 2002-06-20 |
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