This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Semes Co., Ltd.. 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: Jiyun Ahn and Inkjet-Head Maintenance Technology.
Introduction
Jiyun Ahn is an inventor associated with Cheonan, South Korea, and Semes Co., Ltd. His patent work addresses maintenance technology for inkjet heads used in substrate-processing equipment.
Latest Patents
Ahn is associated with 1 patent: “Maintenance Assembly for an Inkjet Head, Maintenance Method for an Inkjet Head and Apparatus for Processing a Substrate Including a Maintenance Assembly for an Inkjet Head.” The invention describes a housing positioned near the inkjet head’s nozzle face and an atmosphere-generating component that adjusts humidity around the nozzles and nozzle face to a set level. This humidity control is intended to support maintenance of the inkjet head.
Career Highlights
Ahn’s listed patent connects his work with inkjet-head maintenance and substrate-processing apparatus. The disclosed approach focuses on managing humidity around the nozzles, which discharge chemical liquid onto a substrate.
Collaborations
Ahn’s listed coworker is Hosang Lee, a woman. The patent information provided does not specify their respective roles or describe the details of their collaboration.
Conclusion
Jiyun Ahn’s patent highlights a humidity-control approach to maintaining inkjet heads in substrate-processing equipment.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile