Dougherty; John J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dougherty; John J..The latest application filed is for "electronic trip unit for circuit breakers".
- Dougherty; John J. - Collegeville PA
- Dougherty; John J. - Avon CT
- Dougherty; John J. - Fanwood NJ
- Dougherty; John J. - San Jose CA
- Dougherty; John J. - Cedar Grove NJ
| Patent | Date |
|---|---|
| Electronic trip unit for circuit breakers Grant 7,839,617 - Vicente , et al. November 23, 2 | 2010-11-23 |
| Protection system for power distribution systems Grant 7,636,616 - Fletcher , et al. December 22, 2 | 2009-12-22 |
| Distributed protection system for power distribution systems Grant 7,532,955 - Dougherty May 12, 2 | 2009-05-12 |
| Waveform recorder apparatus and method Grant 7,463,989 - Butland , et al. December 9, 2 | 2008-12-09 |
| Waveform recorder apparatus and method Grant 7,430,482 - Butland , et al. September 30, 2 | 2008-09-30 |
| Electronic Trip Unit For Circuit Breakers App 20080180196 - Vicente; Nataniel Barbosa ; et al. | 2008-07-31 |
| Electronic trip unit for circuit breakers Grant 7,369,389 - Vicente , et al. May 6, 2 | 2008-05-06 |
| Waveform recorder apparatus and method App 20070139846 - Butland; Geoff ; et al. | 2007-06-21 |
| Waveform recorder apparatus and method App 20070139845 - Butland; Geoff ; et al. | 2007-06-21 |
| Electronic trip unit for circuit breakers App 20070133140 - Vicente; Nataniel Barbosa ; et al. | 2007-06-14 |
| Protection system for for power distribution systems App 20070008670 - Fletcher; David G. ; et al. | 2007-01-11 |
| Data sample and transmission modules for power distribution systems Grant 7,058,482 - Fletcher , et al. June 6, 2 | 2006-06-06 |
| Instantaneous fault detection circuit method and apparatus Grant 7,016,174 - Dougherty March 21, 2 | 2006-03-21 |
| Distributed protection system for power distribution systems App 20050273207 - Dougherty, John J. | 2005-12-08 |
| Circuit Breaker Configured To Be Remotely Operated App 20050212629 - Williams, Craig B. ; et al. | 2005-09-29 |
| Home latch-key web based automation system Grant 6,950,725 - von Kannewurff , et al. September 27, 2 | 2005-09-27 |
| Data sample and transmission modules for power distribution systems App 20030212515 - Fletcher, David G. ; et al. | 2003-11-13 |
| Home latch-key web based automation system App 20030200009 - von Kannewurff, Michael C. ; et al. | 2003-10-23 |
| Instantaneous fault detection circuit method and apparatus App 20030107860 - Dougherty, John J. | 2003-06-12 |
| Method for creating a process capability database Grant 6,466,927 - Dougherty , et al. October 15, 2 | 2002-10-15 |
| Method of determining contact wear in a trip unit App 20010019573 - Dougherty, John J. ; et al. | 2001-09-06 |
| Residential load center with arcing fault protection Grant 6,268,989 - Dougherty , et al. July 31, 2 | 2001-07-31 |
| Smart residential circuit breaker Grant 6,141,197 - Kim , et al. October 31, 2 | 2000-10-31 |
| Hybrid protective relay having enhanced contact response time Grant 6,046,899 - Dougherty April 4, 2 | 2000-04-04 |
| Arcing fault detection module Grant 6,002,561 - Dougherty December 14, 1 | 1999-12-14 |
| Protection circuit for multiple phase power system Grant 5,243,489 - Dougherty September 7, 1 | 1993-09-07 |
| Digital circuit interrupter with electric motor trip parameters Grant 4,967,304 - Dougherty October 30, 1 | 1990-10-30 |
| Digital circuit interrupter with selectable trip parameters Grant 4,937,757 - Dougherty June 26, 1 | 1990-06-26 |
| Circuit breaker with self-contained electronic trip actuator and undervoltage release control circuit Grant 4,706,158 - Todaro , et al. November 10, 1 | 1987-11-10 |
| Circuit breaker and protective relay unit Grant 4,672,501 - Bilac , et al. June 9, 1 | 1987-06-09 |
| RMS calculation circuit for digital circuit interrupters Grant 4,658,323 - Dougherty April 14, 1 | 1987-04-14 |
| Digital I.sup.2 T pickup, time bands and timing control circuits for static trip circuit breakers Grant 4,589,052 - Dougherty May 13, 1 | 1986-05-13 |
| Circuit breaker static trip unit having automatic circuit trimming Grant 4,550,360 - Dougherty October 29, 1 | 1985-10-29 |
| Transceiver circuit for interfacing between a power line communication system and a data processor Grant 4,510,611 - Dougherty April 9, 1 | 1985-04-09 |
| Converter by stored switching pattern Grant 4,348,734 - Dougherty September 7, 1 | 1982-09-07 |
| Insulative spacer for a low temperature coaxial cable and coaxial cable including the same Grant 4,315,098 - Dougherty , et al. February 9, 1 | 1982-02-09 |
| Pile Splicer With Retaining Means Grant 3,796,057 - Dougherty March 12, 1 | 1974-03-12 |
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