This inventor holds 3 USPTO granted patents. Top assignee: Nessdisplay Co., Ltd.. Active years: 2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2002
Title: Innovations of Dong-Kwon Choi in Organic Electroluminescent Devices
Introduction
Dong-Kwon Choi is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of organic electroluminescent devices. With a total of 3 patents to his name, his work focuses on enhancing the performance and stability of these devices.
Latest Patents
One of his latest patents is titled "Process for the preparation of organic electroluminescent device using vapor deposition polymerization." This innovative process involves preparing an organic electroluminescent device that includes a transparent substrate, a transparent electrode layer, a metallic electrode layer, and an organic interlayer. The organic interlayer is created by depositing vapors of a dianhydride, a diamine, and an electronically active material to form a polyimide precursor layer. This method results in improved luminous efficiency, thermal stability, interfacial surface roughness, and high bulk density of the layer.
Another notable patent is "Diamine hole transport agent and organic electroluminescent device containing same." This invention introduces a novel diamine compound that serves as an improved hole transport agent. The compound has a high glass transition temperature, which contributes to the thermal and mechanical stability of the organic electroluminescent device, ultimately prolonging its lifetime.
Career Highlights
Dong-Kwon Choi is currently associated with Nessdisplay Co., Ltd., where he continues to innovate in the field of organic electronics. His work has garnered attention for its potential applications in various display technologies.
Collaborations
He has collaborated with notable coworkers, including Jae-Gyoung Lee and Youngkyoo Kim, contributing to advancements in their shared field of expertise.
Conclusion
Dong-Kwon Choi's contributions to organic electroluminescent devices highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving device performance and stability, making a significant impact in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile