Company Filing History:
Years Active: 2017-2019
Title: Innovations of Houyong Ma in Sapphire Substrate Recycling and GaN-based LED Technology.
Introduction
Houyong Ma is a notable inventor based in Shanghai, China. He has made significant contributions to the field of optoelectronics, particularly in the recycling of sapphire substrates and the development of GaN-based LED structures. With a total of two patents to his name, his work reflects a commitment to advancing technology in this area.
Latest Patents
One of Houyong Ma's latest patents is a method for recycling sapphire substrates. This innovative method involves high-temperature baking of intact epitaxial wafers, followed by rinsing in concentrated acid. The process is designed to effectively recycle both patterned and smooth sapphire substrates, showcasing his dedication to sustainability in technology.
Another significant patent is related to a GaN-based LED epitaxial structure. This structure includes a non-doped GaN buffer layer and various other layers that enhance luminous efficiency. The unique sandwich structure of the buffer layer utilizes materials with different refractive indexes to improve light scattering, thereby increasing the overall performance of the LED.
Career Highlights
Houyong Ma is currently employed at Enraytek Optoelectronics Co., Ltd. His work at this company has allowed him to focus on cutting-edge research and development in optoelectronic materials and devices. His contributions have been instrumental in pushing the boundaries of what is possible in this field.
Collaborations
Throughout his career, Houyong Ma has collaborated with talented individuals such as Qiming Li and Jing Ju. These collaborations have fostered an environment of innovation and creativity, leading to advancements in their shared field of expertise.
Conclusion
Houyong Ma's innovative work in sapphire substrate recycling and GaN-based LED technology highlights his significant impact on the optoelectronics industry. His patents not only demonstrate his technical expertise but also his commitment to sustainable practices in technology.