Company Filing History:
Years Active: 2009-2011
Title: Innovations of Kwok Leung Ma
Introduction
Kwok Leung Ma is a prominent inventor based in Hong Kong, known for his significant contributions to the field of materials science. He has been instrumental in developing advanced coatings and devices that leverage the unique properties of nanocrystalline materials. With a total of two patents to his name, his work continues to influence various technological applications.
Latest Patents
Kwok Leung Ma's latest patents include an ultrahard multilayer coating comprising nanocrystalline diamond and nanocrystalline cubic boron nitride. This multilayer coating is composed of two chemically different layered nanocrystalline materials, nanodiamond and nano-cubic boron nitride. The structure of the multilayer coating and the fabrication sequence of the layered structure are disclosed in his patent. The base layer is preferably nanodiamond and serves as an accommodation layer on a pretreated substrate. The thickness of the layers can be engineered for specific uses, enhancing the performance of the coating.
Another notable patent involves surface acoustic wave (SAW) devices based on cubic boron nitride and diamond composite structures. This SAW device utilizes a diamond hard layer that includes various forms of diamond, while the cubic boron nitride film serves as the piezoelectric layer. The innovative fabrication methods employed in this patent allow for improved device performance, particularly in ultra-high frequency applications.
Career Highlights
Kwok Leung Ma is affiliated with the City University of Hong Kong, where he continues to advance research in materials science. His work has garnered attention for its practical applications in various industries, particularly in the development of high-performance coatings and electronic devices.
Collaborations
He has collaborated with notable colleagues such as Shuit-Tong Lee and Igor Bello, contributing to a rich environment of innovation and research at the university.
Conclusion
Kwok Leung Ma's contributions to the field of materials science through his patents and research at the City University of Hong Kong highlight his role as a leading inventor. His work continues to pave the way for advancements in technology and materials engineering.