This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignees: Sk Ie Technology Co., Ltd., Sk Innovation Co., Ltd.. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2025
Title: The Innovations of Dongyeon Lee
Introduction
Dongyeon Lee is a prominent inventor based in Daejeon, South Korea. He is known for his significant contributions to the field of battery technology, particularly in the development of separators for secondary batteries. His innovative work has led to advancements that enhance the performance and safety of lithium secondary batteries.
Latest Patents
Dongyeon Lee holds a patent for a "Separator for secondary battery, manufacturing method therefor, and lithium secondary battery comprising separator." This invention details a method for manufacturing a separator that exhibits excellent heat resistance, adhesive strength, air permeability, and improved high-temperature shrinkage characteristics. The separator features an inorganic particle layer formed on one or both surfaces of a porous substrate layer, utilizing a slurry that includes inorganic particles and a silane-based hydrocondensate, which provides exceptional binding force between organic and inorganic materials.
Career Highlights
Throughout his career, Dongyeon Lee has worked with notable companies in the industry, including SK Innovation Co., Ltd. and SK IE Technology Co., Ltd. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to significant advancements in the field.
Collaborations
Dongyeon Lee has collaborated with esteemed colleagues such as Heungtaek Bae and Taewook Kwon. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Dongyeon Lee's contributions to battery technology, particularly through his patented innovations, have made a lasting impact on the industry. His work continues to influence the development of safer and more efficient lithium secondary batteries.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile