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For the Inventor, By the Inventor

Palo Alto, CA, United States of America

Keunmyung Lee

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Leadis Technology, Inc., Hewlett-Packard Company, Hewlett-Packard Development Company, L.p.. Active years: 1989-2006.

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

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

USPTO Granted Patents = 9 

% Patents Active = 44.4

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 147(Granted Patents)


Location History:

  • Redwood City, CA (US) (1989 - 1997)
  • Palo Alto, CA (US) (1999 - 2006)

Company Filing History:

goldMedal4 out of 8 
 
Leadis Technology, Inc.
 patents
silverMedal3 out of 9,639 
 
Hewlett-Packard Company
 patents
bronzeMedal2 out of 27,679 
 
Hewlett-Packard Development Company, L.p.
 patents

Years Active: 1989-2006

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9 patents (USPTO):Explore Patents
1. 7068248 - Column driver for OLED display (2006-06-27),
2. 7046222 - Single-scan driver for OLED display (2006-05-16),
3. 7015889 - Method and apparatus for reducing output variation by sharing analog circuit characteristics (2006-03-21),
4. 6919872 - Method and apparatus for driving STN LCD (2005-07-19),
5. 6584149 - Block-mode equalization for data communications (2003-06-24),
6. 6566924 - Parallel push algorithm detecting constraints to minimize clock skew (2003-05-20),
7. 5966293 - Minimal length computer backplane (1999-10-12),
8. 5610833 - Computer-aided design methods and apparatus for multilevel interconnect (1997-03-11),
9. 4812419 - Via connection with thin resistivity layer (1989-03-14),

Title: The Innovations of Keunmyung Lee

Introduction

Keunmyung Lee is a prominent inventor based in Palo Alto, CA, known for his significant contributions to the field of organic light-emitting diode (OLED) technology. With a total of 9 patents to his name, Lee has made remarkable advancements that enhance display technology and reduce power consumption.

Latest Patents

One of Lee's latest patents is a column driver for OLED displays. This invention introduces a single-chip column driver that can operate both the upper and lower OLED panels, eliminating the need for dual column drivers. This innovative approach not only improves display uniformity but also allows for independent control of RGB without increasing the part count. Another notable patent is a single-scan driver for OLED displays, which significantly reduces power consumption. By connecting both ends of each column line, this driver circuit minimizes column line resistance, leading to a substantial decrease in power usage.

Career Highlights

Throughout his career, Keunmyung Lee has worked with leading technology companies, including Leadis Technology, Inc. and Hewlett-Packard Company. His experience in these organizations has contributed to his expertise in developing cutting-edge display technologies.

Collaborations

Lee has collaborated with notable professionals in the field, including Norman H. Chang and Sung Tae Ahn. These partnerships have further enriched his work and innovations in OLED technology.

Conclusion

Keunmyung Lee's contributions to OLED technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in display technology, making significant strides in efficiency and performance.

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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