This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Hansol Chemical. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Gyu Cheol Yoon: Inventor in Inkjet-Printed Electron Transport Layers.
Introduction
Gyu Cheol Yoon is an inventor associated with Jeonju, South Korea, and Hansol Chemical. His patent work concerns materials and methods for forming electron transport layers in light-emitting devices.
Latest Patents
The provided information lists one patent for Yoon: “Electron Transport Layer Composition for Inkjet Printing and Method for Preparing Same.” The invention describes a composition containing metal oxide nanoparticles and at least three solvents that differ in at least one property, such as viscosity, polarity, or vapor pressure. It also covers a method for preparing the composition and a light-emitting device with an electron transport layer formed from it. Yoon is credited with 1 patent in the supplied data.
Career Highlights
Yoon’s listed patent reflects work on inkjet-printable materials for electronic devices. The composition’s combination of metal oxide nanoparticles and solvents with differing properties is intended for forming an electron transport layer.
Collaborations
The supplied information identifies Sung Min Ha and Kyung Nam Kim as Yoon’s coworkers. Their names are provided as professional associations, without further details about their roles in the patent.
Conclusion
Gyu Cheol Yoon’s listed invention focuses on an inkjet-printing composition and preparation method for electron transport layers, connecting his patent work with light-emitting device technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile