Location History:
- Suwon-si, KR (2022)
- Seoul, KR (1989 - 2023)
Company Filing History:
3 out of 4 
2 out of 131,214 
2 out of 287 
Years Active: 1989-2025
Title: **Innovations by Sang Gyu Lee: A Creator from Seoul**
Introduction
Sang Gyu Lee is an accomplished inventor based in Seoul, South Korea, renowned for his contributions to the fields of rotor design and semiconductor technology. With an impressive portfolio of 14 patents, he has demonstrated significant expertise in creating innovative solutions that enhance the functionality and efficiency of various electronic devices.
Latest Patents
Among his latest patents, Sang Gyu Lee has developed a novel rotor and sensorless control method. This innovative rotor includes a sleeve part shaped like a cylinder, featuring an inner hole that divides into two distinct spaces with opposing magnet parts. This design enhances the operational capabilities of the rotor, showcasing his advanced understanding of electromagnetic principles.
Another significant invention is the wafer-level fan-out semiconductor device, along with its manufacturing method. This device comprises a first sealing part formed on the lateral surfaces of a semiconductor die. It employs multiple redistribution layers and solder balls, which are strategically arrayed to optimize performance. The use of materials with similar thermal expansion coefficients for the first and second sealing parts minimizes warpage, highlighting Sang Gyu Lee's commitment to engineering excellence.
Career Highlights
Sang Gyu Lee has made substantial strides in his career, contributing his expertise at notable companies such as Neolab Convergence Inc. and Samsung Electronics Co., Ltd. His work at these organizations reflects his pivotal role in advancing technology and innovation in the electronics sector.
Collaborations
Throughout his career, Sang Gyu Lee has collaborated with talented professionals including Boo Yang Jung and Choon Heung Lee. These partnerships have facilitated the exchange of ideas, spurring further innovations and enhancing the overall impact of their collective work in technology development.
Conclusion
Sang Gyu Lee's remarkable achievements in the realm of inventions position him as a prominent inventor in Korea. His 14 patents underscore his dedication to innovation, with inventions that significantly impact the fields of rotor technology and semiconductor devices. As he continues to push the boundaries of engineering, Sang Gyu Lee remains a noteworthy figure in the pursuit of technological advancements.
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.