Edwards; Charles W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Edwards; Charles W..The latest application filed is for "power system switch incorporating a positive-sequence fundamental signal magnitude detector".

Company Profile

0.10.0

Edwards; Charles W. - Monroeville PA
Edwards; Charles W. - Monroeville Boro PA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Power system switch incorporating a positive-sequence fundamental signal magnitude detector Grant 5,642,003 - Edwards , et al. June 24, 1	1997-06-24
Load current fundamental filter with one cycle response Grant 5,359,275 - Edwards October 25, 1	1994-10-25
Apparatus and method for dynamic voltage restoration of utility distribution networks Grant 5,329,222 - Gyugyi , et al. July 12, 1	1994-07-12
Single quadrant chopper timing control circuit for discontinuous current Grant 5,010,291 - Edwards April 23, 1	1991-04-23
Two-phase bang-bang current control synchronizer Grant 4,984,148 - Edwards January 8, 1	1991-01-08
Low dissipation capacitor voltage sharing circuit for a static AC/DC converter Grant 4,686,619 - Edwards August 11, 1	1987-08-11
High voltage modular inverter and control system thereof Grant 4,674,024 - Paice , et al. June 16, 1	1987-06-16
Delay circuit for inverter switches Grant 4,651,270 - Edwards March 17, 1	1987-03-17
Inverter system with hysteresis transition between pulse width modulation mode and pure square wave mode of operation Grant 4,626,763 - Edwards December 2, 1	1986-12-02
PWM motor drive with torque determination Grant 4,602,201 - Edwards July 22, 1	1986-07-22

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.