Chungcheongnam-do, South Korea

Hyo Gil Cha

This inventor holds 1 USPTO granted patent. Top assignee: Skc Display Films Co., Ltd.. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hyo Gil Cha. Retrieved from https://idiyas.com/inventor/hyo-gil-cha

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Hyo Gil Cha: Innovator in LED Lighting Technology

Introduction

Hyo Gil Cha is a notable inventor based in Chungcheongnam-do, South Korea. He has made significant contributions to the field of lighting technology, particularly through his innovative work on light-emitting diodes (LEDs). His expertise and creativity have led to the development of a unique lighting system that enhances both functionality and aesthetic appeal.

Latest Patents

Hyo Gil Cha holds a patent for a "Light emitting diode lighting system having haze-changeable film." This innovative LED lighting system features a housing equipped with a transparent substrate as an illuminating side. It includes an LED light source located within the housing and a haze-changeable film attached to the transparent substrate. The transparency of this film changes depending on the application of electric power, allowing for varying levels of haze on light based on the intensity of the applied voltage or current. This system is particularly useful for interior emotional lighting, as it can provide direct, indirect, and mixed lighting with a single setup, while also producing various correlated color temperatures from a single LED light source.

Career Highlights

Hyo Gil Cha is associated with SKC Display Films Co., Ltd., where he continues to innovate in the field of display and lighting technologies. His work has not only advanced the capabilities of LED systems but has also contributed to the broader field of lighting design.

Collaborations

Hyo Gil Cha has collaborated with notable colleagues such as Hyun Seok Cho and Hyung Joon Paik. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the lighting sector.

Conclusion

Hyo Gil Cha's contributions to LED lighting technology exemplify the impact of innovative thinking in enhancing everyday experiences. His patented lighting system showcases the potential of combining technology with design to create versatile and emotionally resonant lighting solutions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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