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For the Inventor, By the Inventor

Daegu, South Korea

Hwanjoo Lee

This inventor holds 10 USPTO granted patents. Top assignees: Lg Display Co., Ltd., Lg Display., Ltd.. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hwanjoo Lee. Retrieved from https://idiyas.com/inventor/hwanjoo-lee

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

USPTO Granted Patents = 10

% Patents Active = 90.0

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 23(Granted Patents)


Company Filing History:

goldMedal8 out of 12,768 
 
Lg Display Co., Ltd.
 patents
silverMedal2 out of 974 
 
Lg Display., Ltd.
 patents

Years Active: 2012-2026

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10 patents (USPTO):Explore Patents
1. 12749444 - Display device and method for operating pixels of the display device (2026-09-29),
2. 12567382 - Data driver configured to provide different gamma signals to respective areas and display device including the same (2026-03-03),
3. 12223899 - Display device and method for operating pixels of the display device (2025-02-11),
4. 12175933 - Pixel circuit and display device including the same (2024-12-24),
5. 9305483 - Display device including a timing controller with a self-recovery block and method for driving the same (2016-04-05),
6. 9182805 - Display device and method to control driving voltages based on changes in display image frame frequency (2015-11-10),
7. 8848007 - Organic light emitting diode display and method for driving the same (2014-09-30),
8. 8605042 - Sensing device and method for amplifying output thereof (2013-12-10),
9. 8384678 - Touch sensing device and method for correcting output thereof (2013-02-26),
10. 8232950 - Liquid crystal display and method of driving the same capable of increasing display quality by preventing polarity lean of data (2012-07-31),

Title: Hwanjoo Lee: Innovator in Display Technology

Introduction

Hwanjoo Lee is a prominent inventor based in Daegu, South Korea. He has made significant contributions to the field of display technology, holding a total of 10 patents. His work focuses on improving the reliability and performance of display devices.

Latest Patents

Hwanjoo Lee's latest patents include innovative designs for display devices and methods for operating pixels. One notable patent describes a display device that comprises a light-emitting element and a pixel circuit designed to control this element. The pixel circuit features a capacitor connected between two nodes and a driving transistor that ensures the same voltage is supplied to both nodes during operation. This design effectively suppresses short-circuit occurrences related to reference voltage, thereby preventing defective image displays and enhancing reliability. Another patent outlines a similar display device configuration, emphasizing the importance of maintaining reference voltage stability to improve pixel performance.

Career Highlights

Hwanjoo Lee is currently employed at LG Display Co., Ltd., a leading company in the display technology sector. His work at LG Display has allowed him to collaborate on various projects aimed at advancing display technology and enhancing user experience.

Collaborations

Hwanjoo Lee has worked alongside talented colleagues such as Suhyuk Jang and Haksu Kim. Their collaborative efforts have contributed to the development of innovative solutions in the display industry.

Conclusion

Hwanjoo Lee's contributions to display technology through his patents and work at LG Display Co., Ltd. highlight his role as a key innovator in the field. His focus on improving display reliability and performance continues to impact the industry positively.

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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