Location History:
- Toucheng Town, Yilan County, TW (2007)
- Yilan County, TW (2004 - 2012)
Company Filing History:
Years Active: 2004-2012
Title: Innovator Spotlight: Chia-Ming Lee
Introduction
Chia-Ming Lee, a prominent inventor based in Yilan County, Taiwan, is renowned for his significant contributions to the field of light-emitting diodes (LEDs). With a robust portfolio of 11 patents, Lee has been instrumental in advancing LED technology, focusing on improving light extraction efficiency.
Latest Patents
Among his latest innovations is a patent for a light-emitting diode element and method for fabricating the same. This invention discloses a method that enhances light extraction efficiency by etching a substrate to create basins with inclined natural crystal planes, where an LED epitaxial structure is selectively formed. The resulting LED element features inclines that reduce the probability of total internal reflection, ultimately promoting light extraction efficiency.
Another notable patent is a surface roughening method for LED substrates. This method employs grinding technology using abrasive paper ranging from No. 300 to No. 6000. By creating irregular concave and convex zones on the substrate's surface, it enables better scattering and diffraction of light within the LED. This innovation not only decreases the horizontally-propagating light between the substrate and semiconductor layer but also further promotes LED light extraction efficiency.
Career Highlights
Chia-Ming Lee has contributed his expertise to several companies, including Tekcore Co., Ltd. and Tekcove Co., Ltd. His innovative work during his career has led to significant advancements in LED technologies, marking him as a key figure in the industry.
Collaborations
Throughout his career, Lee has collaborated with talented colleagues such as Jen-Inn Chyi and Hung-Cheng Lin. These partnerships have fostered a creative environment and led to groundbreaking developments in LED technology.
Conclusion
Chia-Ming Lee's work exemplifies the spirit of innovation in the LED field. His recent patents focus on enhancing the efficiency of light-emitting diodes, showcasing his commitment to developing practical solutions that advance technology. With ongoing collaborations and a rich portfolio of patents, Lee continues to make a significant impact in the realm of inventors and their contributions to modern technology.