Location History:
- Gyonggi, KR (2012)
- Seoul, KR (2013 - 2018)
Company Filing History:
3 out of 354 
1 out of 3,590 
Years Active: 2012-2018
Title: Eung-Woo Lee: Innovator in Power Supply and LED Technology
Introduction
Eung-Woo Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of power supply devices and LED technology. With a total of 4 patents to his name, Lee's work showcases his innovative approach to solving complex engineering challenges.
Latest Patents
One of his latest inventions is a primary-side regulation power supply device. This device includes a power switch, an auxiliary wiring that generates an auxiliary voltage during the turn-off period of the power switch, and a clamping circuit that maintains a predetermined voltage. Additionally, it features a voltage follower that decreases the sense voltage based on the auxiliary voltage and a switch control circuit that manages the power switch's operation using the sense voltage.
Another notable invention is an LED emitting device. This device comprises a converter that transforms an input voltage into at least two output voltages. It includes an LED panel unit with multiple LED channels, a micom board that operates on one of the output voltages, and a regulator that adjusts another output voltage for the LED panel unit's operation. Furthermore, a multi-channel control unit manages the regulator's operation based on the lowest minimum voltage among the LED channels.
Career Highlights
Eung-Woo Lee has worked with several reputable companies throughout his career. Notably, he has been associated with Fairchild Korea Semiconductor Ltd. and Semiconductor Components Industries, LLC. His experience in these organizations has contributed to his expertise in semiconductor technology and power supply systems.
Collaborations
Lee has collaborated with talented individuals in his field, including Hak-Hee Lee and Byunghak Ahn. These partnerships have likely fostered innovation and creativity in his projects.
Conclusion
Eung-Woo Lee's contributions to power supply and LED technology highlight his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology in meaningful ways.
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.