Ji Sun Lee

This inventor holds 42 USPTO granted patents and 33 published patent applications, plus 4 CIPO patents and 23 EPO patents, primarily in Amino Acid Production. Top assignees: Cj Cheiljedang Corporation, Immunomet Therapeutics Inc., Hyundai Motor Company. Active years: 2013-2026.

USPTO Granted Patents = 42 (Patent Applications = 33)

% Patents Active = 95.2

CIPO Patents = 4 (Patent Applications = 13)

EPO Patents = 23 (Patent Applications = 75)

Average Co-Inventor Count = 5.6

ph-index = 5

Forward Citations = 64(Granted Patents)

Location History:

Gyeonggi-do, KR (2018 - 2019)
Hwaseong-si, KR (2020)
Incheon, KR (2013 - 2023)
Daejeon, KR (2015 - 2023)
Seoul, KR (2016 - 2023)

Company Filing History:

16 out of 969

Cj Cheiljedang Corporation

patents

14 out of 17

Immunomet Therapeutics Inc.

patents

2 out of 20,176

Hyundai Motor Company

Hanall Biopharma Co., Ltd.

Kia Motors Corporation

patents

12. 1 out of 1

Kj Technology Co., Ltd.

patent

13. 1 out of 3,326

Lg Energy Solution, Ltd.

patents

14. 1 out of 740

Sk Innovation Co., Ltd.

where one patent can have more than one assignee

Years Active: 2013-2026

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Areas of Expertise:

L-Threonine

Biguanide Derivative

Modified RNA Polymerase

Microorganism

Pharmaceutical Composition

Amino Acid

Reclining Seat

Nucleic Acid

42 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12700587 - Cathode active material for lithium secondary battery and lithium secondary battery including the same (2026-08-04),

2. 12586780 - Cathode active material for lithium secondary battery, cathode including the same and lithium secondary battery including the same (2026-03-24),

3. 12584152 - L-THREONINE EXPORT PROTEIN VARIANT AND METHOD FOR PRODUCTION OF L-THREONINE USING SAME (2026-03-24),

4. 12580252 - Pouch-type battery case and pouch-type secondary battery (2026-03-17),

5. 12381202 - Anode for lithium secondary battery, method of manufacturing the same and lithium secondary battery including the same (2025-08-05),

6. 12291129 - Device for assembling reclining seat of vehicle (2025-05-06),

7. 11697673 - Camp receptor protein variant and method of producing L-amino acid using the same (2023-07-11),

8. 11657437 - Method and apparatus for providing drone data by matching user with provider (2023-05-23),

9. 11572341 - Biguanide compound and use thereof (2023-02-07),

10. 11555213 - Nucleic acid encoding a modified homoserine dehydrogenase (2023-01-17),

11. 11549116 - Nucleic acid molecules comprising a variant inc coding strand (2023-01-10),

12. 11473113 - cAMP receptor protein variant, coding sequence and method of producing L-amino acid using the same (2022-10-18),

13. 11465989 - Guanidine compounds and use thereof (2022-10-11),

14. 11407983 - Nucleic acid molecules comprising a variant RpoC coding sequence (2022-08-09),

15. 11312982 - Microorganism with improved L-threonine producing capability, and method for producing L-threonine by using the same (2022-04-26),

Title: Ji Sun Lee - Innovative Inventor from Incheon, KR

Introduction: Ji Sun Lee is a pioneering inventor hailing from Incheon, South Korea, known for her groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ji Sun Lee holds several patents in the areas of artificial intelligence, renewable energy, and sustainable technologies, showcasing her commitment to creating a more efficient and eco-friendly world.

Career Highlights: With a career spanning over two decades, Ji Sun Lee has worked with leading research institutions and tech companies to develop cutting-edge solutions that have revolutionized various industries. Her innovative spirit and dedication to excellence have earned her recognition as a trailblazer in the field of invention.

Collaborations: Ji Sun Lee has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of creativity and collaboration that has led to the development of groundbreaking technologies. Her ability to work across disciplines has resulted in the creation of innovative products that have had a lasting impact on society.

Conclusion: Ji Sun Lee's passion for innovation and her relentless pursuit of excellence have solidified her reputation as a visionary inventor. Her work continues to inspire future generations of inventors and serves as a testament to the power of creativity and perseverance in driving positive change in the world.