Location History:
- Arlington Heights, IL (US) (2008 - 2011)
- Lake Zurich, IL (US) (2015)
Company Filing History:
2 out of 251 
2 out of 21,402 
1 out of 21 Years Active: 2008-2015
Title: Innovations by George Grouev
Introduction
George Grouev is an accomplished inventor based in Arlington Heights, IL (US). He holds a total of 5 patents that showcase his expertise in electronic ballast technology. His innovative contributions have significantly impacted the lighting industry.
Latest Patents
Among his latest patents is the "Electronic ballast and startup method." This invention includes an electronic ballast that is operably connected to a lamp with a filament. The electronic ballast features a timer that generates inverter control and preheat control signals. It also includes a converter that receives AC power and generates DC power, along with a self-oscillating inverter that provides lamp power. The filament preheater is designed to provide filament power to the lamp filament, ensuring efficient operation when AC power is initially applied.
Another notable patent is the "Software controlled electronic dimming ballast." This invention allows for preheating, striking, and varying the dimming level of a lamp. The ballast comprises an EMI filter circuit, an AC/DC converter circuit, a PFC circuit, an inverter circuit, and a software-controlled microcontroller circuit. The microcontroller generates inverter control signals based on dimming control and lamp dimming level feedback signals, enhancing the functionality of the lighting system.
Career Highlights
George Grouev has worked with prominent companies in the lighting sector, including Universal Lighting Technologies, Inc. and Koninklijke Philips Corporation N.V. His experience in these organizations has contributed to his development as an inventor and innovator in the field.
Collaborations
Throughout his career, George has collaborated with notable individuals such as Kent E. Crouse and William Lawrence Keith. These partnerships have fostered a creative environment that has led to significant advancements in lighting technology.
Conclusion
George Grouev's contributions to electronic ballast technology through his patents demonstrate his innovative spirit and commitment to enhancing lighting solutions. His work continues to influence the industry and inspire future advancements.