Location History:
- Cambridge, MA (US) (1992 - 1998)
- Lincoln, MA (US) (2007)
Company Filing History:
Years Active: 1992-2007
Title: Innovations of Yan M Li in High Intensity Discharge Lamps
Introduction
Yan M Li is an accomplished inventor based in Cambridge, MA (US). He has made significant contributions to the field of high intensity discharge (HID) lamps, holding a total of 5 patents. His work focuses on improving the efficiency and functionality of these lighting systems.
Latest Patents
One of his notable patents is for a slotted electrode for high intensity discharge lamps. This innovation enhances the operation of HID lamps by forming a glow generating recess on the exterior side of the electrode. The design allows for a standard construction with a light transmissive lamp envelope, ensuring that the electrode assembly is sealed and exposed to the enclosed volume. The inner end of the electrode features a recess designed to optimize the glow discharge phase for various fill gas compositions and pressures.
Another significant patent involves a method for hot restarting a high intensity discharge lamp. This invention describes an apparatus and method that allows an arc discharge lamp to be restarted without requiring a high voltage pulse. By providing low microwave power after the lamp ballast is disconnected, the method maintains conductivity within the lamp as it cools, enabling a seamless restart when the ballast is reconnected.
Career Highlights
Throughout his career, Yan M Li has worked with prominent companies such as GTE Laboratories Incorporated and Osram Sylvania Inc. His experience in these organizations has contributed to his expertise in lighting technologies and innovations.
Collaborations
Yan has collaborated with notable individuals in his field, including A Bowman Budinger and Wojciech W Byszewski. These partnerships have likely enriched his research and development efforts, leading to advancements in HID lamp technology.
Conclusion
Yan M Li's contributions to the field of high intensity discharge lamps demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to enhancing lighting technology, making significant strides in efficiency and functionality.
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.