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Wilmington, DE, United States of America

Gpi Nil Holdings Inc.

USPTO Granted Patents = 66

Forward Citations = 454

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14 inventors (with patents filed for the assignee):

Gregory S Hamilton (67 out of 97 patents)

Joseph P Steiner (47 out of 64 patents)

Jia-He Li (16 out of 44 patents)

4. Douglas T Ross (13 out of 13 patents)

5. Hansjörg Sauer (10 out of 10 patents)

6. Wei Huang (8 out of 21 patents)

7. Solomon H Snyder (5 out of 51 patents)

8. Ted M Dawson (4 out of 19 patents)

9. Yong-Qian Wu (4 out of 7 patents)

10. Eric S Burak (4 out of 4 patents)

11. Mark Henry Norman (3 out of 51 patents)

12. Hansjörg Sauer (2 out of 2 patents)

13. Jai-He Li (2 out of 2 patents)

14. David Limburg (1 out of 2 patents)

Core Competencies:

Heterocyclic Compounds

Vision Disorders

Memory Disorders

Rotamase Inhibitors

Pyrrolidine Derivatives

Hair Growth Compositions

Carboxylic Acids

N-linked Sulfonamides

Small Molecule Inhibitors

Thioester Compounds

AZA Compounds

Neurotrophic Compounds

66 patents: Sort by Forward Citations

1. 7410995 - N-linked sulfonamide of heterocyclic thioesters for vision and memory disorders (2008-08-12),

2. 7338976 - Heterocyclic esters or amides for vision and memory disorders (2008-03-04),

3. 7265150 - Carboxylic acids and carboxylic acid isosteres of N-heterocyclic compounds for vision and memory disorders (2007-09-04),

4. 7153883 - Carboxylic acids and carboxylic acid isosteres of N-heterocyclic compounds (2006-12-26),

5. 7078424 - N-linked sulfonamides of N-heterocyclic carboxylic acids or carboxylic acid isosteres (2006-07-18),

6. 7056935 - Rotamase enzyme activity inhibitors (2006-06-06),

7. 6984639 - Heterocyclic ketone and thioester compounds and uses (2006-01-10),

8. 6943187 - Pyrrolidine derivative hair growth compositions and uses (2005-09-13),

9. 6506788 - N-linked urea or carbamate of heterocyclic thioesters for vision and memory disorders (2003-01-14),

10. 6500959 - Pyrrolidine derivatives and processes for preparing same (2002-12-31),

11. 6486151 - N-oxides of heterocyclic esters, amides, thioesters, and ketones (2002-11-26),

12. 6462072 - Cyclic ester or amide derivatives (2002-10-08),

13. 6429215 - N-oxide of heterocyclic ester, amide, thioester, or ketone hair growth compositions and uses (2002-08-06),

14. 6417209 - Heterocyclic ketone and thioester compounds and uses (2002-07-09),

15. 6417189 - AZA compounds, pharmaceutical compositions and methods of use (2002-07-09),

GPI Nil Holdings Inc. is a multinational conglomerate with diverse business interests in various sectors. We strive to deliver innovative solutions and superior products to our global customers. Our extensive portfolio includes technology, finance, healthcare, real estate, and renewable energy. With a strong commitment to corporate social responsibility, we aim to create sustainable growth and make a positive impact on society. Visit our website to learn more about our company and explore the exciting opportunities we offer.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

66 Patents

#78 in Wilmington, DE

#98 in Delaware

#5,290 in US

#10,725 in the World

Wilmington, DE, United States of America

Gpi Nil Holdings Inc.

Forward Citations = 454

14 inventors:

Gregory S Hamilton (67 out of 97 patents)

Joseph P Steiner (47 out of 64 patents)

Jia-He Li (16 out of 44 patents)

4. Douglas T Ross (13 out of 13 patents)

5. Hansjörg Sauer (10 out of 10 patents)

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