This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Wellypower Optronics Corporation, E.i. Dupont De Nemours and Company, Wellpower Optronics Co Ltd. Active years: 2010-2011.
Company Filing History:
2 out of 2 
1 out of 16,339 
1 out of 1 Years Active: 2010-2011
Title: Tjong-Ren Chang: Innovator in Discharge Lamp Technology
Introduction
Tjong-Ren Chang is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of discharge lamp technology, holding a total of 3 patents. His innovative designs and methods have advanced the efficiency and functionality of lighting solutions.
Latest Patents
Chang's latest patents include a discharge lamp and a production method thereof. The discharge lamp features a sealed vessel with an inner surface, filled with at least one illuminating gas. A fluorescent layer is coated on the inner surface, with its composition adjusted to convert the colored light emitted by the illuminating gas into visible light. Additionally, he has developed a fabrication method for discharge lamps, which involves using a glass tube with a diameter between 2 and 20 mm. This method includes coating the inner wall with a fluorescent phosphor and securely connecting a dielectric electrode to the glass tube.
Career Highlights
Throughout his career, Tjong-Ren Chang has worked with prominent companies such as Wellypower Optronics Corporation and E.I. DuPont de Nemours and Company. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Chang has collaborated with notable coworkers, including Jin-Yuh Lu and Wei-Yuan Tsou. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the lighting industry.
Conclusion
Tjong-Ren Chang's contributions to discharge lamp technology exemplify his innovative spirit and dedication to advancing lighting solutions. His patents and collaborations reflect a commitment to excellence in his field.