Company Filing History:
1 out of 52 
1 out of 1 Years Active: 2017-2019
Title: Tzuchi Cheng: Innovator in LED Technology
Introduction
Tzuchi Cheng is a notable inventor based in Xiamen, China. He has made significant contributions to the field of LED technology, holding a total of 2 patents. His work focuses on improving LED package structures and light-emitting devices.
Latest Patents
Cheng's latest patents include advancements in LED package structures and LED light-emitting devices. The LED package structure he developed comprises a LED chip and a wavelength converting layer that covers the LED chip. This wavelength converting layer contains red phosphor, which is strategically placed in lower amounts at the edge portion compared to the center portion. This innovative design allows for the avoidance of direct or indirect excitation for generating red light in the edge portion of the LED chip. By adjusting the amount of red phosphor in the edge portion, the color temperature can be modified towards a higher color temperature, effectively alleviating the phenomenon of yellow halo.
Career Highlights
Throughout his career, Tzuchi Cheng has worked with prominent companies in the lighting industry, including Kaistar Lighting (Xiamen) Co., Ltd. and Kaister Lighting (Xiamen) Co., Ltd. His experience in these organizations has contributed to his expertise in LED technology and innovation.
Collaborations
Cheng has collaborated with various professionals in his field, including his coworker Jingqiong Zhang. These collaborations have further enhanced his work and contributions to LED technology.
Conclusion
Tzuchi Cheng is a distinguished inventor whose work in LED technology has led to significant advancements in the industry. His innovative patents and career achievements reflect his dedication to improving lighting solutions.