Company Filing History:
2 out of 350 
1 out of 7 
1 out of 2 Years Active: 2019-2023
Title: Innovations of Sang Yeoul Lee
Introduction
Sang Yeoul Lee is a notable inventor based in Gimhae-si, South Korea. He has made significant contributions to the field of machinery and materials, holding a total of 3 patents. His work focuses on innovative solutions that enhance manufacturing processes and product efficiency.
Latest Patents
One of his latest patents is a roll stamp for an imprint device, which includes a cylindrical metal mold with a debossed pattern on the outer side and a hollow portion on the inner side. This design prevents issues related to edge separation during the manufacturing process. Another significant patent is related to a circuit board that features a base board with a circuit region and a terminal region. This circuit board is designed to reduce manufacturing time and costs by omitting the photoresist process.
Career Highlights
Sang Yeoul Lee has worked with esteemed organizations such as the Korea Institute of Machinery & Materials and Samwon Act Co., Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas.
Collaborations
He has collaborated with notable colleagues, including Man Kim and Joo Yul Lee, contributing to various projects and advancements in his field.
Conclusion
Sang Yeoul Lee's contributions to innovation in machinery and materials are noteworthy. His patents reflect a commitment to improving manufacturing processes and product design.