This inventor holds 15 USPTO granted patents. Top assignees: Johnson Electric Industrial Manufactory Limited, Johnson Electric S.a.. Active years: 1979-1998.
Company Filing History:
9 out of 23 
6 out of 513 
Years Active: 1979-1998
Title: The Innovative Contributions of Patrick S. Wang
Introduction
Patrick S. Wang is a notable inventor based in Hong Kong, CN. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced motor technologies and resistor devices. With a total of 15 patents to his name, Wang's work exemplifies innovation and technical expertise.
Latest Patents
One of Wang's latest patents is for a brush gear designed for a miniature electric motor. This invention features a wound rotor that utilizes brush gear comprising strips formed from flexible printed circuit board material. The conductive layer of these strips is electrically connected to motor terminals and a contact portion that makes sliding contact with the motor's commutator. The contact portion may be coated with a precious metal to enhance contact and corrosion resistance. Another significant patent involves a method and apparatus for producing polymeric type positive temperature coefficient resistor devices. This invention employs a continuous extrusion and lamination process to create a strip of PTC material, from which discrete devices are cut. Each device's resistance is measured as it is cut, ensuring precision in production.
Career Highlights
Throughout his career, Patrick S. Wang has worked with prominent companies, including Johnson Electric Industrial Manufactory Limited and Johnson Electric S.A. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Wang has collaborated with notable professionals in the field, including Georg Strobl and Raymond Wai Chu. These partnerships have further enriched his work and expanded the impact of his inventions.
Conclusion
Patrick S. Wang's contributions to electrical engineering through his innovative patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence advancements in motor technology and resistor devices.