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Patent applications and USPTO patent grants for Engel, Joseph Charles.The latest application filed is for "wireless transceiver module and system employing a wireless transceiver apparatus between a portable communicating device and a communication network".
Patent | Date |
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Wireless transceiver module and system employing a wireless transceiver apparatus between a portable communicating device and a communication network App 20040204075 - Rusnak, Mark Frederick ;   et al. | 2004-10-14 |
Arc fault detection in ac electric power systems Grant 6,522,509 - Engel , et al. February 18, 2 | 2003-02-18 |
Dual microprocessor electronic trip unit for a circuit interrupter Grant 6,167,329 - Engel , et al. December 26, 2 | 2000-12-26 |
Power distribution system with circuit breakers remotely resettable by signals transmitted over the power lines Grant 6,084,758 - Clarey , et al. July 4, 2 | 2000-07-04 |
Apparatus for testing protection of an electric power distribution circuit by an arc fault circuit breaker Grant 6,084,756 - Doring , et al. July 4, 2 | 2000-07-04 |
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