Location History:
- Chungcheongbuk-do, KR (2021)
- Cheongju-si, KR (2022)
Company Filing History:
Years Active: 2021-2022
Title: The Innovations of Hak Sik Lee
Introduction
Hak Sik Lee is a notable inventor based in Cheongju-si, South Korea. He has made significant contributions to the field of battery technology, particularly in the manufacturing of electrodes for secondary batteries. With a total of two patents to his name, Lee's work has the potential to impact the efficiency and quality of battery production.
Latest Patents
Hak Sik Lee's latest patents include a method of preparing electrodes that ensures uniform quality and an electrode assembly preparation method. One of his key inventions is a method for manufacturing a secondary battery electrode, which utilizes a single process to notch and cut a unit electrode from an electrode sheet. This innovative method involves supplying an electrode sheet in a moving direction, where the sheet contains alternating coated and uncoated portions. The coated portions are embedded with an electrode active material, while the uncoated portions are not. By cutting the uncoated portions, Lee's method effectively forms multiple unit electrodes, enhancing the manufacturing process.
Career Highlights
Throughout his career, Hak Sik Lee has worked with prominent companies in the energy sector, including LG Energy Solution, Ltd. and LG Chem, Ltd. His experience in these organizations has allowed him to refine his expertise in battery technology and electrode manufacturing.
Collaborations
Some of Hak Sik Lee's notable coworkers include Dae Won Lee and Ki Eun Sung. Their collaborative efforts have contributed to advancements in the field of battery technology.
Conclusion
Hak Sik Lee's innovative approaches to electrode manufacturing and his contributions to battery technology highlight his importance as an inventor. His patents reflect a commitment to improving the efficiency and quality of energy solutions.