Sase; Takashi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sase; Takashi.The latest application filed is for "power converter, control method of power converter, and hard disk drive".
Company Profile
0.32.25
- Sase; Takashi - Hitachi N/A JP
- Sase, Takashi - Hitachi-shi JP
Patent Activity
| Patent | Date |
|---|---|
| Power-supply unit, hard-disk drive, and switching method of the power-supply unit Grant 8,724,348 - Sase , et al. May 13, 2 | 2014-05-13 |
| Supply device, and LED lighting equipment using the same Grant 8,654,551 - Sase , et al. February 18, 2 | 2014-02-18 |
| Power converter, control method of power converter, and hard disk drive Grant 8,605,464 - Sase , et al. December 10, 2 | 2013-12-10 |
| Power Converter, Control Method Of Power Converter, And Hard Disk Drive App 20130194698 - SASE; Takashi ; et al. | 2013-08-01 |
| Digital control switching power-supply device and information processing equipment Grant RE43,946 - Sase , et al. January 29, 2 | 2013-01-29 |
| Power supplying apparatus including a pulse-width modulation oscillator and smoothing filters Grant 8,305,065 - Sase , et al. November 6, 2 | 2012-11-06 |
| Power-supply Device, And Led Lighting Equipment And Hard Disk Drive Using The Same App 20120147494 - SASE; Takashi ; et al. | 2012-06-14 |
| Power supply unit, hard disk drive and method of switching the power supply unit Grant 8,199,530 - Sase , et al. June 12, 2 | 2012-06-12 |
| Power-Supply Unit, Hard-Disk Drive, and Switching Method of the Power-Supply Unit App 20110194206 - Sase; Takashi ; et al. | 2011-08-11 |
| Digital control switching power-supply device and information processing equipment Grant 7,990,122 - Sase , et al. August 2, 2 | 2011-08-02 |
| Power Supply Unit, Hard Disk Drive And Method Of Switching The Power Supply Unit App 20100232180 - SASE; Takashi ; et al. | 2010-09-16 |
| Interface device and information processing system Grant 7,759,975 - Murabayashi , et al. July 20, 2 | 2010-07-20 |
| Power Supplying Apparatus App 20100026262 - Sase; Takashi ; et al. | 2010-02-04 |
| Marginal check voltage setting means built-in power-supply device Grant 7,615,980 - Sase , et al. November 10, 2 | 2009-11-10 |
| Interface Device And Information Processing System App 20090115506 - Murabayashi; Fumio ; et al. | 2009-05-07 |
| Power-supply Device, Ic Circuit, And Information Processing Apparatus, And Soft-start Control Method App 20090021227 - Sase; Takashi ; et al. | 2009-01-22 |
| Interface device and information processing system Grant 7,479,804 - Murabayashi , et al. January 20, 2 | 2009-01-20 |
| Digital Control Switching Power-supply Device And Information Processing Equipment App 20080252277 - Sase; Takashi ; et al. | 2008-10-16 |
| Over-current detection circuit and method for power-supply device Grant 7,403,365 - Sase , et al. July 22, 2 | 2008-07-22 |
| Switching power supply Grant 7,385,380 - Ishigaki , et al. June 10, 2 | 2008-06-10 |
| Switching Power Supply App 20070262761 - ISHIGAKI; Takuya ; et al. | 2007-11-15 |
| Semiconductor device and memory card using same Grant 7,268,611 - Kikuchi , et al. September 11, 2 | 2007-09-11 |
| Over-current detection circuit and method for power-supply device App 20070188958 - Sase; Takashi ; et al. | 2007-08-16 |
| Marginal check voltage setting means built-in power-supply device App 20070120540 - Sase; Takashi ; et al. | 2007-05-31 |
| Power-supply device and hard disk drive using same Grant 7,170,273 - Sase , et al. January 30, 2 | 2007-01-30 |
| Power supply driver circuit Grant 7,138,786 - Ishigaki , et al. November 21, 2 | 2006-11-21 |
| Switching power supply device and switching power supply system Grant 7,109,693 - Yoshida , et al. September 19, 2 | 2006-09-19 |
| Interface device and information processing system Grant 7,102,388 - Murabayashi , et al. September 5, 2 | 2006-09-05 |
| Switching power supply device and switching power supply system Grant 7,091,711 - Yoshida , et al. August 15, 2 | 2006-08-15 |
| Resonant converter and control method thereof Grant 7,088,594 - Sase , et al. August 8, 2 | 2006-08-08 |
| Switching Power Supply Device And Switching Power Supply System App 20060158168 - Yoshida; Shinichi ; et al. | 2006-07-20 |
| Power supply driver circuit App 20060113979 - Ishigaki; Takuya ; et al. | 2006-06-01 |
| Switching power supply device and switching power supply system App 20060091870 - Yoshida; Shinichi ; et al. | 2006-05-04 |
| Switching power supply device and switching power supply system Grant 6,979,985 - Yoshida , et al. December 27, 2 | 2005-12-27 |
| Interface device and information processing system Grant 6,977,522 - Murabayashi , et al. December 20, 2 | 2005-12-20 |
| Semiconductior device and memory card using same App 20050237039 - Kikuchi, Mutsumi ; et al. | 2005-10-27 |
| Phase-locked loop circuit, information processing apparatus, and information processing system Grant 6,947,514 - Kato , et al. September 20, 2 | 2005-09-20 |
| Power-supply device App 20050127886 - Sase, Takashi ; et al. | 2005-06-16 |
| Power-supply device and hard disk drive using same App 20050127881 - Sase, Takashi ; et al. | 2005-06-16 |
| Resonant converter and control method thereof App 20050099827 - Sase, Takashi ; et al. | 2005-05-12 |
| Power-supply device Grant 6,879,137 - Sase , et al. April 12, 2 | 2005-04-12 |
| Power-supply Device App 20050029997 - Sase, Takashi ; et al. | 2005-02-10 |
| Power-supply device Grant 6,798,180 - Sase , et al. September 28, 2 | 2004-09-28 |
| Switching power supply device and switching power supply system App 20040004470 - Yoshida, Shinichi ; et al. | 2004-01-08 |
| Power-supply device App 20030231010 - Sase, Takashi ; et al. | 2003-12-18 |
| Interface device and information processing system App 20030117751 - Murabayashi, Fumio ; et al. | 2003-06-26 |
| Interface device and interface system App 20020105062 - Kikuchi, Mutsumi ; et al. | 2002-08-08 |
| Soft start circuit for switching power supply Grant 6,377,480 - Sase , et al. April 23, 2 | 2002-04-23 |
| Waveform shaping device App 20010017560 - Kato, Kazuo ; et al. | 2001-08-30 |
| Complementary transistor circuit and amplifier and CRT display device using the same Grant 5,724,519 - Kato , et al. March 3, 1 | 1998-03-03 |
| Voltage controlled oscillator and phase-locked loop using it Grant 4,749,961 - Kato , et al. June 7, 1 | 1988-06-07 |
| Phase difference detector Grant 4,178,554 - Sase , et al. December 11, 1 | 1979-12-11 |
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