Company Filing History:
3 out of 131,611 
1 out of 1,112 
Years Active: 2008-2021
Title: The Innovations of Han-Seung Lee
Introduction
Han-Seung Lee is a notable inventor based in Ansan-si, South Korea. He has made significant contributions to the field of technology, particularly in the development of advanced materials and signal processing devices. With a total of 4 patents to his name, Lee's work showcases his innovative spirit and technical expertise.
Latest Patents
One of Han-Seung Lee's latest patents is titled "Two-dimensional material for removal of anions and applications thereof." This invention outlines a method for preparing an anion adsorbent by mixing at least two metal salts to form a stack structure. The process involves heat treatment steps to create a preliminary anion adsorbent and subsequently remove unwanted anions while retaining at least one.
Another significant patent is the "Wobble signal reproducing device and method." This device includes a computation unit that outputs a push-pull signal from an optical disc. It features a wobble band pass filter unit that applies filtering based on control signals, effectively reproducing wobble signals in both constant linear velocity (CLV) and constant angular velocity (CAV) modes.
Career Highlights
Han-Seung Lee has worked with prominent organizations, including Samsung Electronics Co., Ltd. and the Industry-University Cooperation Foundation at Hanyang University. His experience in these companies has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Lee has collaborated with talented individuals such as Jung-eun Lee and Eun-chul Park. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Han-Seung Lee's contributions to innovation and technology are evident through his patents and career achievements. His work continues to influence advancements in material science and signal processing.