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Seoul, South Korea

Lucky Limited

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USPTO Granted Patents = 76

Trademarks = 5

Forward Citations = 505

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183 inventors (with patents filed for the assignee):

Jong Chan Lim (11 out of 20 patents)

Yong Z Kim (10 out of 10 patents)

Jae H Yeo (9 out of 9 patents)

4. Chan S Bang (9 out of 9 patents)

5. Hun S Oh (9 out of 9 patents)

6. Jong Kuk Choi (7 out of 15 patents)

7. Jong S Sa (7 out of 7 patents)

8. Jae C Lee (7 out of 28 patents)

9. Won Sik Kim (6 out of 54 patents)

10. Tae Hee Lee (6 out of 15 patents)

11. Jong K Yeo (6 out of 6 patents)

12. Jin H Cho (6 out of 10 patents)

13. Hyeon Joo Yim (5 out of 8 patents)

14. Joong Myung Cho (4 out of 14 patents)

15. Chan Hee Lee (4 out of 8 patents)

Core Competencies:

HIV Protease Inhibitors

Cephalosporin Antibiotics

Antimicrobial Pigments

Hepatitis C Diagnostics

Somatotropin Composition

Polymeric Gloss Modifiers

Dithiocarbazate Compounds

Heat Resistant Resins

Thermoplastic Resins

Oral Hygiene Composition

Water Absorbent Resins

Bovine Growth Hormone

76 patents: Sort by Forward Citations

1. 6538126 - Hepatitis C diagnostics and vaccines (2003-03-25),

2. 6030627 - Antimicrobial cosmetic pigment, its production process, and a cosmetic (2000-02-29),

3. 5910405 - HCV diagnostic agents (1999-06-08),

4. 5763631 - Irreversible HIV protease inhibitors, intermediates, compositions and (1998-06-09),

5. 5744621 - Irreversible HIV protease inhibitors, intermediates, compositions and (1998-04-28),

6. 5709945 - Spherical heat storage capsule and process for the preparation thereof (1998-01-20),

7. 5679458 - Antifogging abrasion resistant coating composition and synthetic resin (1997-10-21),

8. 5674941 - Antifogging abrasion resistant coating composition and synthetic resin (1997-10-07),

9. 5662917 - Release-controlled implantable somatotropin composition (1997-09-02),

10. 5645696 - Process for preparing unsaturated carboxylic acid esters and apparatus (1997-07-08),

11. 5612420 - Process for preparing a polymeric gloss modifier (1997-03-18),

12. 5605895 - Cephalosporin antibiotics and processes for preparation thereof (1997-02-25),

13. 5587388 - Irreversible HIV protease inhibitors, intermediates, compositions and (1996-12-24),

14. 5574110 - Processes for preparing polymeric gloss modifiers and thermoplastic (1996-11-12),

15. 5571804 - Cephalosporin antibiotics (1996-11-05),

Company Overview

Lucky Limited, headquartered in Seoul, South Korea, specializes in pharmaceutical chemistry with a focus on innovative therapeutic solutions. The company is recognized for its development of HIV protease inhibitors and cephalosporin antibiotics, contributing significantly to the field of infectious disease treatment. Additionally, Lucky Limited engages in research related to antimicrobial pigments, hepatitis C diagnostics, and somatotropin compositions, while also exploring advanced materials such as polymeric gloss modifiers and heat-resistant resins.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

76 Patents

#97 in Seoul

#233 in South Korea

#9,904 in the World

Seoul, South Korea

Lucky Limited

Forward Citations = 505

183 inventors:

Jong Chan Lim (11 out of 20 patents)

Yong Z Kim (10 out of 10 patents)

Jae H Yeo (9 out of 9 patents)

4. Chan S Bang (9 out of 9 patents)

5. Hun S Oh (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lucky Limited. Retrieved from https://idiyas.com/company/lucky

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

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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