Hammond; Peter W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hammond; Peter W..The latest application filed is for "control method and apparatus to reduce current through dc capacitor linking two static converters".

Company Profile

0.18.2

Hammond; Peter W. - Greensburg PA
Hammond, Peter W. - Hempfield PA
Hammond; Peter W. - Westmoreland County PA
Hammond; Peter W. - Chagrin Falls OH
Hammond; Peter W. - Chagrin OH
Hammond; Peter W. - Chargin Falls OH
Hammond; Peter W. - Cleveland OH

*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
Control method and apparatus to reduce current through DC capacitor linking two static converters Grant 6,762,947 - Hammond July 13, 2	2004-07-13
Control method and apparatus to reduce current through DC capacitor linking two static converters App 20030223251 - Hammond, Peter W.	2003-12-04
Modular multi-level adjustable supply with parallel connected active inputs Grant 6,301,130 - Aiello , et al. October 9, 2	2001-10-09
Apparatus and method to generate braking torque in an AC drive App 20010019253 - Hammond, Peter W. ; et al.	2001-09-06
Apparatus and method to generate braking torque in an AC drive Grant 6,262,555 - Hammond , et al. July 17, 2	2001-07-17
Modular multi-level adjustable supply with series connected active inputs Grant 6,236,580 - Aiello , et al. May 22, 2	2001-05-22
Multiphase power supply with series connected power cells with failed cell bypass Grant 6,222,284 - Hammond , et al. April 24, 2	2001-04-24
Four-quadrant AC-AC drive and method Grant 6,166,513 - Hammond December 26, 2	2000-12-26
Multiphase power converter Grant 6,014,323 - Aiello , et al. January 11, 2	2000-01-11
Multiphase power supply with plural series connected cells and failed cell bypass Grant 5,986,909 - Hammond , et al. November 16, 1	1999-11-16
Apparatus and method to reduce common mode voltage from current source drives Grant 5,905,642 - Hammond May 18, 1	1999-05-18
Medium voltage PWM drive and method Grant 5,625,545 - Hammond April 29, 1	1997-04-29
Autotransformer Grant 5,619,407 - Hammond April 8, 1	1997-04-08
Circuit for detecting and diverting an electrical arc in a glow discharge apparatus Grant 5,241,152 - Anderson , et al. August 31, 1	1993-08-31
Induction Motor Control System Grant 3,781,614 - Mokrytzki , et al. December 25, 1	1973-12-25
Induction Motor Control System Grant 3,781,616 - Mokrytzki , et al. December 25, 1	1973-12-25
Apparatus For Monitoring Speed Utilizing A Tuned Circuit Whose Phase Changes In Proportional To Speed Grant 3,716,787 - Hammond February 13, 1	1973-02-13
Speed Compensation Motor Circuit Utilizing Real Current Component Grant 3,619,750 - Mokrytzki , et al. November 9, 1	1971-11-09
Phase Sensitive Motor Circuit Utilizing Real Current Component Grant 3,611,089 - Mokrytzki , et al. October 5, 1	1971-10-05
Synchronizing Circuit Grant 3,569,805 - Hammond March 9, 1	1971-03-09

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.