Company Filing History:
Years Active: 2008-2021
Title: The Innovative Contributions of Ya-Lan Yang
Introduction
Ya-Lan Yang is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of light-emitting devices, holding a total of 14 patents. His work focuses on enhancing the efficiency and functionality of light-emitting technologies.
Latest Patents
One of Ya-Lan Yang's latest patents is a light-emitting device that features a patterned substrate. This device comprises a textured substrate made of sapphire, which includes a plurality of textured structures. The light-emitting stack overlays the textured substrate and consists of a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer. Each textured structure has a top portion with a specific shape, such as a circle or an ellipse, and a bottom portion that is parallel to the top portion. The design ensures that the first periphery is enclosed by the second periphery, with varying distances between them.
Career Highlights
Ya-Lan Yang is currently employed at Epistar Corporation, a leading company in the field of optoelectronics. His innovative work has contributed to the advancement of light-emitting technologies, making significant impacts in various applications.
Collaborations
Throughout his career, Ya-Lan Yang has collaborated with notable colleagues, including Ta-Cheng Hsu and Ya-Ju Lee. These collaborations have fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Ya-Lan Yang's contributions to the field of light-emitting devices exemplify his dedication to innovation. His patents and collaborations highlight the importance of teamwork in advancing technology. His work continues to influence the industry and inspire future inventors.