This inventor holds 2 USPTO granted patents and 6 published patent applications. Top assignee: Dongwoo Fine-Chem. 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: Ki Hun Sung: Circuit Board Innovation
Introduction
Ki Hun Sung is an inventor associated with Jeollabuk-do, South Korea, and Dongwoo Fine-Chem. His listed patent work concerns circuit-board design.
Latest Patents
Sung is credited with 1 patent, titled “Circuit board.” The invention describes a core layer penetrated by a first via structure and circuit wiring arranged on one surface of the core. The wiring includes a head portion contacting the via, a connection portion, and an extension portion electrically connected through the connection portion. A ground pattern surrounds the wiring while remaining spaced apart from it. The shortest distance between the extension portion and the ground pattern is greater than the shortest distance between the head portion and the ground pattern.
Career Highlights
Sung’s listed patent reflects work on circuit-board structures and the spatial arrangement of wiring and ground patterns. The available information identifies Dongwoo Fine-Chem as his company.
Collaborations
His listed coworkers include Dae Kyu Kim and Hee Jun Park.
Conclusion
Ki Hun Sung’s recorded invention focuses on circuit-board layout, particularly the relationship between circuit wiring, a via structure, and a surrounding ground pattern.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile