Location History:
- Cupertino, CA (US) (2016 - 2020)
- Santa Clara, CA (US) (2021 - 2023)
Company Filing History:
Years Active: 2016-2023
Title: Innovations by ChoongHo Lee in Organic Light-Emitting Diode Displays
Introduction
ChoongHo Lee is a prominent inventor based in Cupertino, California, known for his significant contributions to the field of organic light-emitting diode (OLED) technology. With a total of eight patents to his name, Lee has been instrumental in advancing the capabilities and efficiency of OLED displays.
Latest Patents
One of ChoongHo Lee's latest patents focuses on power and data routing structures for organic light-emitting diode displays. This innovation involves thin-film transistor circuitry formed on a substrate, which may feature rounded corners. The design includes a pixel definition layer on the thin-film transistor circuitry, with openings that allow emissive material to overlap respective anodes for the organic light-emitting diodes. A cathode layer covers the array of pixels, and a ground power supply path is utilized to distribute a ground voltage to the cathode layer. This path can be constructed from a metal layer that is shorted to the cathode layer, utilizing portions of a metal layer that forms anodes for the diodes. The design may also incorporate a mesh-shaped metal pattern, L-shaped path segments, and laser-deposited metal on the cathode layer, among other structures that enhance the distribution of the ground power supply.
Career Highlights
ChoongHo Lee has made significant strides in his career, particularly through his work at Apple Inc. His innovative approaches to OLED technology have positioned him as a key figure in the industry, contributing to the development of cutting-edge display technologies.
Collaborations
Throughout his career, Lee has collaborated with notable colleagues, including Chin-Wei Lin and Stephen S. Poon. These collaborations have further enriched his work and contributed to the advancements in OLED technology.
Conclusion
ChoongHo Lee's contributions to organic light-emitting diode displays exemplify the impact of innovation in technology. His patents and collaborative efforts continue to shape the future of display technology, making him a significant figure in the field.
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.