Johns; David M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johns; David M..The latest application filed is for "hvdc/mvdc systems and methods with low-loss fully-bidirectional bjt circuit breakers".
- Johns; David M. - Briarcliff TX
- Johns; David M. - Groveleand MA US
- Johns; David M. - Groveland MA
- Johns; David M. - Lakeside CA
| Patent | Date |
|---|---|
| HVDC/MVDC Systems and Methods with Low-Loss Fully-Bidirectional BJT Circuit Breakers App 20190267810 - Johns; David M. | 2019-08-29 |
| Input voltage-independent active power control of DC to AC power converters Grant 8,467,208 - Johns June 18, 2 | 2013-06-18 |
| Load voltage-independent active power control of power converters Grant 7,859,872 - Johns December 28, 2 | 2010-12-28 |
| High voltage pulse generator Grant 7,209,373 - Oicles , et al. April 24, 2 | 2007-04-24 |
| High voltage pulse generator App 20060139977 - Oicles; Jeffrey Alan ; et al. | 2006-06-29 |
| Four KHz gas discharge laser system Grant 6,882,674 - Wittak , et al. April 19, 2 | 2005-04-19 |
| Four KHz gas discharge laser Grant 6,757,316 - Newman , et al. June 29, 2 | 2004-06-29 |
| Four KHz gas discharge laser system App 20030118072 - Wittak, Christian J. ; et al. | 2003-06-26 |
| Four KHz gas discharge laser App 20020021728 - Newman, Peter C. ; et al. | 2002-02-21 |
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