Company Filing History:
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Years Active: 2010-2016
Title: Sanjaya Kumar Pradhan: Innovator in Power Supply and Electronic Ballast Technologies
Introduction
Sanjaya Kumar Pradhan is a notable inventor based in Des Plaines, IL (US). He has made significant contributions to the fields of power supply circuits and electronic ballast technologies. With a total of 3 patents to his name, Pradhan's work reflects his expertise and innovative spirit.
Latest Patents
One of Pradhan's latest patents is a power supply circuit for a Power Factor Correction (PFC) converter. This invention includes a voltage rectifier circuit and a voltage regulator circuit. The PFC converter also features an inductor with multiple auxiliary windings connected to both the voltage rectifier and regulator circuits. One auxiliary winding is designed to supply a startup voltage during the startup stage, while another provides voltage during the steady-state stage.
Another significant patent is related to an electronic ballast and startup method. This invention involves an electronic ballast connected to a lamp with a filament. The ballast includes a timer that generates inverter and preheat control signals. It also features a converter that receives AC power and generates DC power. The self-oscillating inverter provides lamp power, while the filament preheater supplies power to the lamp filament based on the control signals.
Career Highlights
Throughout his career, Sanjaya Kumar Pradhan has worked with prominent organizations, including Koninklijke Philips Corporation N.V. and the University of Illinois. His experience in these institutions has allowed him to develop and refine his innovative ideas.
Collaborations
Pradhan has collaborated with notable colleagues such as Yuhong Fang and Sudip K Mazumder. These partnerships have contributed to the advancement of his projects and inventions.
Conclusion
Sanjaya Kumar Pradhan is a distinguished inventor whose work in power supply circuits and electronic ballast technologies has made a significant impact. His innovative patents and collaborations highlight his contributions to the field.