This inventor holds 1 USPTO granted patent and 12 published patent applications. Top assignee: Sk Innovation., 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: Seung Han Yu and Waste-Plastic Hydrocarbon Refining
Introduction
Seung Han Yu is an inventor based in Daejeon, South Korea. His patent work concerns converting waste plastics into refined hydrocarbons through pyrolysis and solvent extraction. Yu is associated with SK Innovation Co., Ltd.
Latest Patents
Yu is credited with 1 patent: “Method and System for Producing Refined Hydrocarbons from Waste Plastics.” The invention describes pretreating waste plastics and feeding them into a pyrolysis reactor to produce pyrolysis gas. The gas passes through a hot filter, where a lightening process produces pyrolysis oil. The oil is then subjected to solvent extraction, while liquid condensed in the hot filter is returned to the pyrolysis reactor. The system is designed to produce refined hydrocarbons from waste plastics.
Career Highlights
Yu’s listed patent highlights work on processes for recovering useful hydrocarbon products from plastic waste. The disclosed method combines pretreatment, pyrolysis, hot filtration, and solvent extraction in an integrated system.
Collaborations
Sang Hwan Jo and Yong Woon Kim are identified as Yu’s coworkers.
Conclusion
Seung Han Yu’s patent describes an integrated approach to converting waste plastics into refined hydrocarbons, combining several processing stages to recover and refine valuable products.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile