Company Filing History:
3 out of 3,385 
1 out of 8,033 Years Active: 1995-1998
Title: Innovations by Patricia A O'Donnell
Introduction
Patricia A O'Donnell is a notable inventor based in Davidsonville, MD (US). She has made significant contributions to the field of electric vehicle technology, holding a total of 4 patents. Her work focuses on enhancing the efficiency and functionality of electric vehicle systems.
Latest Patents
Among her latest patents is the "Electric vehicle propulsion system employing AC induction motor control." This invention features a motor with first and second electrically isolated windings, along with a system control unit designed to manage the motor's operation. The control unit includes a first power bridge for driving the first windings and a second power bridge for the second windings. Another significant patent is the "Method of manufacturing heat dissipating transformer coil." This innovative transformer is designed for use in the electronics module of an electric vehicle and can be assembled from the top down, simplifying the manufacturing process.
Career Highlights
Patricia has worked with prominent companies such as Northrop Grumman Systems Corporation and Westinghouse Electric Corporation. Her experience in these organizations has contributed to her expertise in electric vehicle technologies and systems.
Collaborations
Throughout her career, Patricia has collaborated with notable colleagues, including Charles S Kerfoot and Joseph J Springer. These partnerships have likely enriched her work and led to further advancements in her field.
Conclusion
Patricia A O'Donnell's contributions to electric vehicle technology through her patents and career experiences highlight her role as an influential inventor. Her innovative approaches continue to shape the future of electric vehicle systems.