Device Engineering Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Device Engineering Co., Ltd..The latest application filed is for "stabilized power supply circuit".
- Device Engineering Co., Ltd. - Tokyo JP
- DEVICE ENGINEERING CO., LTD. - TOREX DEVICE CO., LTD.
| Patent | Date |
|---|---|
| DC/DC converter Grant 7,675,276 - Ohkawa , et al. March 9, 2 | 2010-03-09 |
| Switching power supply circuit Grant 7,638,994 - Hane , et al. December 29, 2 | 2009-12-29 |
| Switching power supply circuit Grant 7,545,129 - Hane , et al. June 9, 2 | 2009-06-09 |
| Phase compensation circuit and power circuit having same Grant 7,518,428 - Ichiba , et al. April 14, 2 | 2009-04-14 |
| Power circuit Grant 7,459,895 - Tokumitsu , et al. December 2, 2 | 2008-12-02 |
| Stabilized power supply circuit Grant 7,142,040 - Naka , et al. November 28, 2 | 2006-11-28 |
| Control circuit for DC/DC converter Grant 7,135,844 - Hane , et al. November 14, 2 | 2006-11-14 |
| Stabilized power supply circuit App 20060146583 - Naka; Takeshi ; et al. | 2006-07-06 |
| Switching regulator Grant 6,853,172 - Sano , et al. February 8, 2 | 2005-02-08 |
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