Location History:
- Richmond Heights, OH (US) (2011)
- Solon, OH (US) (2014 - 2016)
Company Filing History:
2 out of 49 
1 out of 51,873 
Years Active: 2011-2016
Title: Innovations by Inventor Haiyan Wang
Introduction
Haiyan Wang is an accomplished inventor based in Solon, OH (US). He has made significant contributions to the field of LED technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and functionality of dimming circuits for LED applications.
Latest Patents
One of Haiyan Wang's latest patents is a "Dimming circuit for a phase-cut TRIAC dimmer." This invention discloses a dimmer circuit designed for at least one LED, which is controlled by a TRIAC dimmer. The circuit addresses the issue of leakage current that flows through the TRIAC dimmer when it is off. The dimmer circuit includes inputs for receiving a source of incoming AC power, a rectifier to convert this power into DC voltage, and a controller that provides a switching signal. The circuit also features a first circuit with a switching element activated by the controller's signal, and a loading circuit that ensures a minimum loading current is provided.
Another notable patent is the "Resonant damping circuit for triac dimmable." This driver circuit is designed to drive an LED by converting AC voltage to DC voltage through a rectifier circuit. It includes a filter circuit for filtering the DC voltage and a detection circuit that monitors changes in the filtered voltage over a predetermined time interval. The dampening circuit responds to significant changes in the filtered DC voltage, ensuring stable operation.
Career Highlights
Throughout his career, Haiyan Wang has worked with prominent companies such as Technical Consumer Products, Inc. and General Electric Company. His experience in these organizations has allowed him to develop innovative solutions in the field of lighting technology.
Collaborations
Haiyan has collaborated with notable coworkers, including Timothy Chen and James Kevin Skully. Their combined expertise has contributed to the successful development of various projects and patents.
Conclusion
Haiyan Wang's contributions to LED technology through his innovative patents demonstrate his commitment to advancing the field. His work continues to influence the design and functionality of dimming circuits, making significant strides in energy efficiency and user experience.
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.