Daejeon, South Korea

Hak-Joo Lee

This inventor holds 10 USPTO granted patents and 4 published patent applications and 2 EPO patents. Top assignee: Korea Institute of Machinery & Materials. Active years: 2007-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hak-Joo Lee. Retrieved from https://idiyas.com/inventor/hak-joo-lee-ih2s4g5v

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

Calculating rank
USPTO Granted Patents = 10 

% Patents Active = 60.0

 

Average Co-Inventor Count = 4.5

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Deajeon, KR (2014)
  • Daejeon, KR (2007 - 2020)

Company Filing History:


Years Active: 2007-2020

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10 patents (USPTO):Explore Patents

Title: The Innovations of Hak-Joo Lee: A Leader in Transfer Technology

Introduction

Hak-Joo Lee, an esteemed inventor based in Daejeon, South Korea, has made significant contributions to the field of machinery and materials. With a portfolio of 10 patents, he has focused on developing innovative solutions that enhance the efficiency of transfer systems. His pioneering work continues to impact industries reliant on advanced manufacturing processes.

Latest Patents

Hak-Joo Lee's recent patents showcase his expertise in apparatuses that facilitate selective transferring and synchronization in roll-to-roll transfer devices. One of his notable inventions is the "Selective Continuous Transferring Apparatus Based on Adhesion-Controlled Film." This device comprises a roll with an elastic surface that presses against a source substrate to transfer elements onto a receiving substrate, with precision targeting thanks to a specialized sticking layer.

Another groundbreaking invention is the "Apparatus and Method for Synchronizing a Roll-to-Roll Transfer Device." This innovation features a thin-film and two rollers that help control the transfer process based on load sensing, ensuring a smooth and effective transfer of materials.

Career Highlights

Hak-Joo Lee is affiliated with the Korea Institute of Machinery & Materials, where he has been instrumental in driving research and development in machinery technologies. His dedication to innovation has helped elevate the institute's reputation in the realm of advancements in transfer mechanisms and manufacturing processes.

Collaborations

During his career, Hak-Joo Lee has collaborated with several talented individuals, including Jae-Hyun Kim and Byung-Ik Choi. These partnerships have not only facilitated innovative research but also fostered a collaborative environment that encourages knowledge sharing and technological advancement.

Conclusion

Hak-Joo Lee exemplifies the spirit of innovation in the machinery and materials sector. His impressive portfolio of patents and collaborative endeavors highlights his commitment to advancing technology in transfer devices. As he continues to work on cutting-edge inventions, the impact of his contributions will undoubtedly shape the future of manufacturing processes.

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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