Company Filing History:
2 out of 2 
1 out of 13 Years Active: 2014-2022
Title: Pen-Li Chou: Innovator in LED Technology
Introduction
Pen-Li Chou is a notable inventor based in Taipei, Taiwan. He has made significant contributions to the field of LED technology, holding a total of 3 patents. His work focuses on improving the efficiency and functionality of lighting devices.
Latest Patents
One of his latest patents is a light-emitting diode lighting device that enhances line regulation. This innovative LED lighting device includes a luminescent device driven by a rectified AC voltage, a current detecting circuit, a current regulating circuit, and a duty cycle detecting circuit. The current regulating circuit ensures that the current flowing through the luminescent device does not exceed a specified regulating current. The current detecting circuit monitors the value of this regulating current, while the duty cycle detecting circuit keeps track of the duty cycle of the regulating current. This invention significantly improves the overall line regulation of the LED lighting device, especially when the rectified AC voltage fluctuates.
Another important patent is a dimmer circuit designed for use in an LED lighting system. This dimmer circuit works in conjunction with a power supply circuit and a lamp, allowing for brightness adjustment according to a dimming signal. Notably, the dimmer circuit operates without the lamp conducting a bleeder current during each cycle of the AC voltage, enhancing the efficiency of the lighting system.
Career Highlights
Pen-Li Chou has worked with several companies throughout his career, including Chiplight Technology and Immense Advance Technology Corporation. His experience in these organizations has contributed to his expertise in LED technology and innovation.
Collaborations
He has collaborated with notable coworkers such as Horng-Bin Hsu and Wei-Chuan Su, who have also contributed to advancements in the field.
Conclusion
Pen-Li Chou's contributions to LED technology through his patents and collaborations highlight his role as an innovator in the industry. His work continues to influence the development of efficient lighting solutions.
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.