This inventor holds 4 USPTO granted patents and 4 published patent applications. Top assignees: Industrial Technology Research Institute, National Taiwan University. Active years: 2011-2015.
Company Filing History:
4 out of 9,301 
2 out of 1,391 
Years Active: 2011-2015
Title: Innovations of Chin-Kai Chang
Introduction
Chin-Kai Chang is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of liquid crystal technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of liquid crystal displays and sensors.
Latest Patents
Chang's latest patents include a broadband cholesteric liquid crystal film and a method for fabricating the same. This invention provides a polarization device and a high light efficiency liquid crystal display employing the same. The cholesteric liquid crystal film features a single-layer liquid crystal material structure with distinct regions that optimize its performance. Additionally, he has developed a liquid crystal gas sensor cell that utilizes a composite material, allowing for visually detectable color changes and alterations in electrical properties upon gas adsorption. This innovation enables the measurement of gas concentration effectively.
Career Highlights
Throughout his career, Chin-Kai Chang has worked with esteemed institutions such as the Industrial Technology Research Institute and National Taiwan University. His experience in these organizations has contributed to his expertise in liquid crystal technologies and their applications.
Collaborations
Chang has collaborated with notable colleagues, including Hui-Lung Kuo and Chih-Kung Lee. Their joint efforts have further advanced the research and development of liquid crystal technologies.
Conclusion
Chin-Kai Chang's innovative work in liquid crystal technology has led to significant advancements in display and sensor applications. His contributions continue to influence the field and pave the way for future innovations.