Location History:
- Fujian, CN (2021)
- Xiamen, CN (2020 - 2024)
- Fujian Province, CN (2024)
Company Filing History:
13 out of 74 
3 out of 34 Years Active: 2020-2025
Title: **Inventor Chung-Ying Chang: Pioneer in Light-Emitting Technologies**
Introduction
Chung-Ying Chang, an esteemed inventor located in Xiamen, China, has made significant contributions to the field of light-emitting devices, holding a total of 14 patents. His expertise lies in the development of innovative light-emitting technologies that are essential for various applications in electronics and lighting.
Latest Patents
Chang's recent work includes several advanced patents that showcase his innovative approach to light-emitting devices. One of his notable patents is for a light-emitting device that incorporates an epitaxial structure comprising a first semiconductor layer, an active layer, and a second semiconductor layer. This device features a transparent current spreading unit that enhances its efficiency, accompanied by a first and a second electrode. The transparent layers are intricately designed, with specific doping and proportional thicknesses that optimize performance.
Another of his recent patents describes a Light Emitting Diode (LED) device featuring an epitaxial layered structure designed for superior light emission. The innovative configuration of the first and second electrodes, along with the insulating structure, demonstrates Chang's focus on improved functionality and effective light projection.
Career Highlights
Throughout his career, Chung-Ying Chang has been associated with prominent companies in the semiconductor and optoelectronics industries. He has worked with Xiamen San'an Optoelectronics Co., Ltd and Quanzhou Sanan Semiconductor Technology Co., Ltd, where his skills have contributed significantly to the advancement of light-emitting technologies.
Collaborations
Chang's professional journey includes collaborations with talented peers, such as Su-Hui Lin and Quanyang Ma. These partnerships have fostered a conducive environment for innovation and development in the competitive landscape of optoelectronics.
Conclusion
Chung-Ying Chang's inventive spirit and dedication to research have led to important advancements in light-emitting devices. With 14 patents to his name, he continues to inspire future innovations in the field, making a lasting impact on the technology landscape. His work exemplifies the potential of creative minds in transforming and enhancing our modern technological experiences.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.