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For the Inventor, By the Inventor

Seoul, South Korea

Hyun Nam Cho

This inventor holds 13 USPTO granted patents. Top assignees: Korea Institute of Science and Technology, Other. Active years: 1993-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hyun Nam Cho. Retrieved from https://idiyas.com/inventor/hyun-nam-cho-8ecbnl3s

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

Calculating rank
USPTO Granted Patents = 13

% Patents Active = 92.3

Average Co-Inventor Count = 4.1

ph-index = 8

Forward Citations = 380(Granted Patents)


Company Filing History:

goldMedal9 out of 2,253 
 
Korea Institute of Science and Technology
 patents
silverMedal4 out of 834,659 
Other
 patents

Years Active: 1993-2004

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13 patents (USPTO):Explore Patents
1. 6835468 - Fluorene based polymers and light emitting diodes fabricated with the same as light emitting material (2004-12-28),
2. 6663961 - Process for preparation of polyester-based polymers (2003-12-16),
3. 6344286 - Diacetylene-based polymer containing light emitting group and electroluminescent device using the same (2002-02-05),
4. 6323305 - Process for preparing polyethylene naphthalate based polymers by using NDCA or its derivates (2001-11-27),
5. 6040417 - Process for preparing polyethylene naphthalate based polymers (2000-03-21),
6. 5876864 - Fluorene-based alternating polymers containing acetylene group and (1999-03-02),
7. 5807974 - Fluorene-based alternating copolymers for electroluminescence element (1998-09-15),
8. 5742370 - Fabrication method for liquid crystal alignment layer by magnetic field (1998-04-21),
9. 5714570 - Method for the preparation of polyester by use of composite catalyst (1998-02-03),
10. 5505870 - Piezoelectric ceramic-polymer composite material and method for (1996-04-09),
11. 5286836 - Process for forming polyesters (1994-02-15),
12. 5243022 - Method for forming polyesters (1993-09-07),
13. 5237042 - Process for the preparation of polybutylene terephthalate based polymer (1993-08-17),

Title: Hyun Nam Cho: Innovator in Polymer Technology

Introduction

Hyun Nam Cho is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of polymer technology, holding a total of 13 patents. His work focuses on the development of advanced materials that have applications in various industries.

Latest Patents

Among his latest patents, Cho has developed fluorene-based polymers and light-emitting diodes fabricated with these materials. Additionally, he has created a process for preparing polyester-based polymers using a composite catalyst. This innovative process involves esterifying naphthalene dicarboxylic acid or related compounds with ethylene glycol to produce esterified compounds. The subsequent steps include continuously polycondensing the obtained products to yield high-quality polyester polymers. This method significantly reduces both the esterification and polycondensation times while ensuring excellent physical properties and color quality.

Career Highlights

Hyun Nam Cho has worked at the Korea Institute of Science and Technology, where he has contributed to various research projects and advancements in polymer science. His expertise in the field has led to numerous innovations that enhance the performance and efficiency of polymer materials.

Collaborations

Throughout his career, Cho has collaborated with notable colleagues, including Chung Y Kim and Young Chul Kim. These partnerships have fostered a collaborative environment that promotes innovation and the sharing of ideas.

Conclusion

Hyun Nam Cho's contributions to polymer technology and his innovative patents highlight his role as a leading inventor in the field. His work continues to influence advancements in materials science, paving the way for future innovations.

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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