Yongin, South Korea

Jihye Chang

This inventor holds 2 USPTO granted patents. Top assignee: Lumens Co., Ltd.. Active years: 2020-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jihye Chang. Retrieved from https://idiyas.com/inventor/jihye-chang

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2020-2022

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2 patents (USPTO):Explore Patents

Title: The Innovative Journey of Jihye Chang: Pioneering Flexible Lighting Solutions

Introduction: Jihye Chang, an accomplished inventor based in Yongin-si, South Korea, has made significant contributions to the field of lighting technology. With a portfolio of two patents, her innovations focus on flexible lighting devices and advanced display panels, showcasing her dedication to pushing the boundaries of modern technology.

Latest Patents: Jihye's latest patents include a flexible lighting device and a display panel utilizing micro LED chips. The flexible surface lighting device is designed with a flexible substrate composed of upper and lower insulating films, as well as a thin metal layer sandwiched between them. This innovative design features a two-dimensional array of micro-LED chips on the surface, covered by a flexible light-transmitting resin part, resulting in a highly adaptable lighting solution.

Additionally, she has developed a color temperature variable light-emitting diode (LED) module that operates with alternating current power. This module consists of various light-emitting diode groups, each emitting different colors of light based on the input voltage levels. The design incorporates wavelength converting elements that allow for dynamic color temperature adjustments, enhancing the versatility of LED lighting in various applications.

Career Highlights: Jihye Chang currently works with Lumens Co., Ltd., where she applies her expertise in LED technology and flexible lighting solutions. Her contributions to the company have reinforced its reputation as a leader in innovative lighting products.

Collaborations: At Lumens Co., Ltd., Jihye collaborates with talented colleagues, including Junhyung Lim and Hyunpyo Hong, who contribute to various aspects of product development and innovation. Their combined expertise fosters a creative environment, facilitating breakthroughs in lighting technology.

Conclusion: Jihye Chang stands out as a key figure in the world of innovations, particularly in flexible lighting devices and LED technology. Her patents not only reflect her inventive spirit but also her commitment to advancing the lighting industry. As she continues to explore new possibilities at Lumens Co., Ltd., the potential for her future innovations remains promising, paving the way for a brighter and more flexible future in 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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