Company Filing History:
1 out of 142 
1 out of 74 Years Active: 2025
Title: Linrong Cai: Innovator in Light-Emitting Technologies
Introduction
Linrong Cai is a prominent inventor based in Xiamen, China. He has made significant contributions to the field of light-emitting devices, holding a total of 2 patents. His work focuses on advancing technologies that enhance the efficiency and functionality of light-emitting devices.
Latest Patents
Cai's latest patents include innovative designs for light-emitting devices and methods for their production. One of his notable inventions is a light-emitting device that comprises multiple light-emitting units connected in series through an interconnect structure. This device features first and second electrodes, along with an auxiliary electrode structure, which enhances its performance. Each light-emitting unit contains a light-emitting stack made up of semiconductor layers of opposite doping types and an active layer.
Another significant patent is for a light-emitting diode (LED) chip that includes a substrate and an epitaxial structure. This structure consists of a first semiconductor layer, an active layer, and a second semiconductor layer, all arranged sequentially on the substrate. The second semiconductor layer is designed with a microstructure that improves light emission, featuring a series of protrusions that optimize the light-emitting surface.
Career Highlights
Linrong Cai has worked with notable companies in the optoelectronics sector, including Xiamen Sanan Optoelectronics Technology Co., Ltd. and Xiamen San'an Optoelectronics Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative technologies in light-emitting devices.
Collaborations
Cai has collaborated with several professionals in his field, including Poyang Chang and Shao-hua Huang. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Linrong Cai is a key figure in the development of light-emitting technologies, with a focus on creating efficient and innovative devices. His contributions through patents and collaborations continue to influence the field of optoelectronics.
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