Company Filing History:
4 out of 74 
1 out of 34 Years Active: 2024-2025
Title: Quanyang Ma: Innovator in Light-Emitting Devices
Introduction
Quanyang Ma is a prominent inventor based in Fujian, China, known for his contributions to the field of light-emitting devices. With a total of 5 patents to his name, he has made significant advancements in the technology that powers modern lighting solutions.
Latest Patents
Among his latest innovations, Quanyang Ma has developed a light-emitting device that features an epitaxial structure comprising a first semiconductor layer, an active layer, and a second semiconductor layer. This device also includes a transparent current spreading unit, along with first and second electrodes. The transparent current spreading unit is designed with two layers, where the first layer is doped with aluminum and has a thickness that constitutes 0.5% to 33% of the total thickness of the unit. The second layer is thicker than the first, enhancing the device's performance. Another notable patent is for a high voltage light-emitting device, which consists of multiple light-emitting units arranged on a substrate, separated by isolation trenches, and interconnected by an innovative structure. This design allows for a potential difference between adjacent units that is at least double the forward voltage of each unit, showcasing his expertise in optimizing light-emitting technologies.
Career Highlights
Quanyang Ma has worked with notable companies in the semiconductor and optoelectronics sectors, including Xiamen Sanan Optoelectronics Co., Ltd. and Quanzhou Sanan Semiconductor Technology Co., Ltd. His experience in these organizations has contributed to his development of cutting-edge technologies in light-emitting devices.
Collaborations
Throughout his career, Quanyang Ma has collaborated with esteemed colleagues such as Su-Hui Lin and Chung-Ying Chang. These partnerships have fostered innovation and have been instrumental in advancing the field of light-emitting technology.
Conclusion
Quanyang Ma's contributions to light-emitting devices reflect his dedication to innovation and excellence in the field. His patents and collaborations highlight his role as a key figure in advancing lighting technology.
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