This inventor holds 1 USPTO granted patent. 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: Byung Ju Park: Inventor in Inkjet-Printed Light-Emitting Devices
Introduction
Byung Ju Park is an inventor associated with Gunsan, South Korea, and Hansol Chemical. His work includes a patent concerning materials and methods for forming electron transport layers in light-emitting devices.
Latest Patents
Park is credited with 1 patent: “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 one or more properties, including viscosity, polarity, or vapor pressure. It also describes a method for preparing the composition and a light-emitting device with an electron transport layer formed from it.
Career Highlights
Park’s listed patent focuses on adapting electron transport layer materials for inkjet printing. The disclosed combination of nanoparticles and solvents with differing properties is intended for use in manufacturing light-emitting devices.
Collaborations
Park’s listed coworkers include Do Hyeong Kim and So Mang Kim. The patent information provided identifies Hansol Chemical as his company.
Conclusion
Byung Ju Park’s patent work addresses inkjet-printable electron transport layer compositions and their application in light-emitting devices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile