Piper; Johan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Piper; Johan.The latest application filed is for "storage time control".
- Piper; Johan - Cambridgeshire GB
- Piper; Johan - Cambridge GB
- Piper; Johan - Comberton N/A GB
| Patent | Date |
|---|---|
| Storage time control Grant 10,063,152 - Ryan , et al. August 28, 2 | 2018-08-28 |
| BJT drive scheme Grant 9,735,663 - Bhasin , et al. August 15, 2 | 2017-08-15 |
| Storage Time Control App 20170179810 - Ryan; Paul ; et al. | 2017-06-22 |
| Storage time control Grant 9,621,050 - Ryan , et al. April 11, 2 | 2017-04-11 |
| Auxiliary Recharge App 20170063214 - Ryan; Paul ; et al. | 2017-03-02 |
| Auxiliary recharge Grant 9,531,264 - Ryan , et al. December 27, 2 | 2016-12-27 |
| Bjt Drive Scheme App 20150016151 - Bhasin; Manoj ; et al. | 2015-01-15 |
| Storage Time Control App 20140355314 - Ryan; Paul ; et al. | 2014-12-04 |
| Auxiliary Recharge App 20140232187 - Ryan; Paul ; et al. | 2014-08-21 |
| Switch mode power supply controller with feedback signal decay sensing Grant 8,446,746 - Coulson , et al. May 21, 2 | 2013-05-21 |
| Cable compensation Grant 8,415,832 - Coulson , et al. April 9, 2 | 2013-04-09 |
| Switched mode power supply with improved current sensing Grant 8,199,538 - Piper June 12, 2 | 2012-06-12 |
| Switch mode power supply controller with feedback signal decay sensing Grant 7,944,722 - Coulson , et al. May 17, 2 | 2011-05-17 |
| Switch Mode Power Supply Controllers App 20100246216 - Coulson; David Robert ; et al. | 2010-09-30 |
| Cable Compensation App 20100181840 - Coulson; David Robert ; et al. | 2010-07-22 |
| Switched Mode Power Supply Systems App 20090290390 - Piper; Johan | 2009-11-26 |
| Switch Mode Power Supply Controllers App 20090237960 - Coulson; David Robert ; et al. | 2009-09-24 |
| Switch mode power supply systems Grant 7,583,519 - Piper , et al. September 1, 2 | 2009-09-01 |
| Switch mode power supply controllers Grant 7,567,445 - Coulson , et al. July 28, 2 | 2009-07-28 |
| Switch mode power supply systems Grant 7,525,823 - Piper , et al. April 28, 2 | 2009-04-28 |
| Switch Mode Power Supply Systems App 20080137380 - Piper; Johan ; et al. | 2008-06-12 |
| Switch mode power supply systems Grant 7,342,812 - Piper , et al. March 11, 2 | 2008-03-11 |
| Switch mode power supply systems App 20080007982 - Piper; Johan ; et al. | 2008-01-10 |
| Switch Mode Power Supply Systems App 20080007977 - Piper; Johan ; et al. | 2008-01-10 |
| Switch mode power supply controllers App 20070274106 - Coulson; David Robert ; et al. | 2007-11-29 |
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