Company Filing History:
Years Active: 2019-2020
Title: Innovations of Jungwoo Koo in Perpendicularly Magnetized Film Structures
Introduction
Jungwoo Koo is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of materials science. He has developed innovative technologies that enhance the performance of magnetic recording media. His work focuses on perpendicularly magnetized film structures, which are crucial for advancing data storage technologies.
Latest Patents
Jungwoo Koo holds two patents related to his research. His latest patents include the development of an underlayer for perpendicularly magnetized film, a perpendicularly magnetized film structure, a perpendicular MTJ element, and a perpendicular magnetic recording medium utilizing these advancements. These patents disclose a perpendicularly magnetized film structure that employs a highly heat-resistant underlayer film, allowing for the growth of cubic or tetragonal perpendicularly magnetized films with high quality. The structure comprises a substrate of a cubic single crystal with a (001) plane, an underlayer formed from a thin film of a metal with an hcp structure, and a perpendicularly magnetized layer made from cubic materials such as Co-based Heusler alloys or cobalt-iron alloys.
Career Highlights
Jungwoo Koo is affiliated with the National Institute for Materials Science, where he conducts cutting-edge research in materials engineering. His work has been instrumental in developing new materials that improve the efficiency and