Location History:
- Whasung-Si, KR (2021)
- Seoul, KR (2021 - 2022)
Company Filing History:
4 out of 18,523 
4 out of 8,087 
Years Active: 2021-2022
Title: The Innovations of Sang Yoo Lee
Introduction
Sang Yoo Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of vehicle technology, particularly in rapid charging systems and fault diagnosis methods. With a total of 4 patents to his name, Lee's work is paving the way for advancements in electric vehicle systems.
Latest Patents
One of his latest patents is a fault diagnosis apparatus and method for a rapid charging system for vehicles. This invention includes an external device that exchanges power with a vehicle battery, a power transfer unit featuring a three-phase motor, and an inverter connected to the battery. The system also incorporates relays that facilitate power transfer and a controller that manages the operation of the relays while diagnosing faults by comparing voltages.
Another notable patent is the fault diagnosing method and apparatus for a power electric system in vehicles. This method involves driving an inverter to output a voltage command for fault detection, measuring the current input to each phase of a motor, and assessing the voltage of the motor's neutral stage. The method determines faults in the connection between the inverter and the motor based on the measured data.
Career Highlights
Sang Yoo Lee has worked with leading automotive companies, including Hyundai Motor Company and Kia Motors Corporation. His experience in these organizations has allowed him to develop innovative solutions that enhance vehicle performance and reliability.
Collaborations
Throughout his career, Lee has collaborated with notable colleagues such as Ho Joon Shin and Nam Koo Han. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Sang Yoo Lee's contributions to vehicle technology through his patents and collaborations highlight his role as an influential inventor in the automotive industry. His work continues to drive innovation in electric vehicle systems, making a significant impact on the future of transportation.
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.