Company Filing History:
1 out of 1,231 
1 out of 21,366 
Years Active: 2004-2008
Title: The Innovations of Nai-chi Lee
Introduction
Nai-chi Lee is a notable inventor based in Exeter, Rhode Island, known for his contributions to the field of electrical engineering. He holds 2 patents that showcase his expertise in power conversion technologies. His work has significantly impacted the efficiency and functionality of electrical systems.
Latest Patents
Nai-chi Lee's latest patents include a multi-phase buck converter with a plurality of coupled inductors. This innovative converter comprises 2N+1 inductors and 2N+1 switching converters that are parallel connected. Each switching converter includes a switched node, where N is an even integer. A pair of inductors are coupled and wound around a common core, with each coupled inductor connected at one pole to a respective switched node and at another pole to an output node. Notably, at least one of the inductors is uncoupled from the others. His second patent is for the regulation of a bi-directional flyback converter. This circuit features a primary side switch that regulates the re-circulated energy to achieve substantially zero voltage switching (ZVS). Additionally, a secondary-side switch regulates the output voltage without the need for a feedback circuit between the output and input sides.
Career Highlights
Throughout his career, Nai-chi Lee has worked with prominent companies such as International Rectifier Corporation and Koninklijke Philips Corporation N.V. His experience in these organizations has allowed him to develop and refine his innovative ideas in power electronics.
Collaborations
Nai-chi Lee has collaborated with notable colleagues, including Wenkai Wu and George J. Schuellein. These partnerships have contributed to the advancement of his projects and the development of new technologies.
Conclusion
Nai-chi Lee's contributions to electrical engineering through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to inspire advancements in power conversion technologies.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.