This inventor holds 16 USPTO granted patents and 1 published patent application. Top assignees: Feng-Wen Yen, Other. Active years: 2015-2020.
Location History:
- Hsinchu, TW (2015)
- Hsinchu County, TW (2016)
- Miao-Li, TW (2015 - 2020)
Company Filing History:
1 out of 1 
15 out of 834,411 Years Active: 2015-2020
Title: Cheng-Hao Chang: Innovating Organic Optoelectronic Device Manufacturing
Introduction:
Cheng-Hao Chang is an inventor hailing from Miao-Li, Taiwan, with a remarkable track record in the field of organic optoelectronic device manufacturing. With 16 patents under his belt, Cheng-Hao Chang has made significant contributions to the advancement of this industry. His latest patents, including an in-line system for mass production of organic optoelectronic devices and a light emitting material for organic electroluminescence devices, demonstrate his expertise and ingenuity in this field.
Latest Patents:
One of Cheng-Hao Chang's notable inventions is an in-line system for mass production of organic optoelectronic devices. This system comprises a patterned holder, a first chamber, and a second chamber. The patterned holder enables the substrate, coated with a first electrode layer and a contact electrode layer, to be partially shielded, allowing for precise formation of the organic layer and second electrode layer. This innovation streamlines the manufacturing process and enhances the efficiency of organic optoelectronic devices.
Additionally, Cheng-Hao Chang has developed a groundbreaking light emitting material for organic electroluminescence devices. This material, represented by a specific chemical formula, serves as a delayed fluorescence emitting dopant or fluorescence emitting dopant. Notably, doping with specific hosts further improves the operational performance of these devices, reducing power consumption and driving voltage while increasing overall efficiency and half-life time.
Career Highlights:
Cheng-Hao Chang's career boasts numerous achievements, firmly establishing him as an expert in organic optoelectronic device manufacturing. Throughout his professional journey, he has constantly pushed boundaries, seeking innovative solutions to enhance the performance and manufacturing processes of these devices. His dedication and expertise have earned him recognition within the industry.
Collaborations:
Cheng-Hao Chang has collaborated with several prominent individuals and companies in his quest for innovation. Notably, he has worked closely with Feng-Wen Yen and Hsu-Kai Chang, two respected individuals who share his passion for advancing organic optoelectronic device manufacturing. Among the notable companies he has been associated with are "Other" and "Feng-Wen Yen." These collaborations have proven instrumental in fostering innovation and driving progress in the field.
Conclusion:
Cheng-Hao Chang's exceptional contributions to the field of organic optoelectronic device manufacturing have solidified his position as a prominent inventor in this domain. With his latest patents and groundbreaking innovations, he has significantly enhanced the manufacturing processes and performance of these devices. Cheng-Hao Chang's commitment to pushing boundaries and collaborating with industry experts showcases his dedication to advancements in organic optoelectronic devices. His work serves as an inspiration to others in this ever-evolving field.