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USPTO Patent Rankings Data through Dec 31, 2025
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Robert C. Liu — 10 Patents

NVIDIA: 3 patents #2,179 of 7,811Top 30%
APAventis Pharmaceuticals Products: 2 patents #12 of 76Top 20%
UPUsv Pharmaceutical: 2 patents #32 of 61Top 55%
APAventis Pharmaceuticals: 1 patents #232 of 454Top 55%
RPRorer Pharmaceutical: 1 patents #52 of 98Top 55%
Kankakee, IL: #7 of 83 inventorsTop 9%
Illinois: #9,022 of 84,256 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Robert C. Liu has been granted 10 US patents while listed as an inventor at NVIDIA. The first was granted in 1980 and the most recent in June 2004. Robert C. Liu ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Robert C. Liu in Kankakee, IL, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6753409 STABLE NON-HYGROSCOPIC CRYSTALLINE FORM OF N-[N-[N-(4-(PIPERIDIN-4-YL)BUTANOYL)-N-ETHYLGLYCYL]ASPARTYL]-L-&bgr;-CYCLOHEXYL ALANINE AMIDE, INTERMEDIATES THEREOF, AND PREPARATION THEREOF AND OF ANTITHROMBOTIC AZACYCLOALKYLALKANOYL PEPTIDES AND PSEUDOPEPTIDES Zofia J. Chrzan, James J. Mencel, David Toledo-Velasquez, Vincent Windisch, Rick G. Woodward +9 more 2004-06-22 $8,981,000
6180759 Process for the preparation of azacycloalkylakanoyl pseudotetrapeptides James J. Mencel, Robert Stammler, Christophe Daubie, Michel Lavigne, Benoit J. Vanasse +3 more 2001-01-30 $5,557,000
6153588 Stable non-hygroscopic crystalline form of N-[N-[N-4-(piperidin-4-yl)butanoyl)-N-ethylglycyl] aspartyl]-L-.beta.-cyclohexyl alanine amide Zofia J. Chrzan, James J. Mencel, David Toledo-Velasquez, Vincent Windisch, Rick G. Woodward +9 more 2000-11-28 $14,983,000
4804742 Amide analogs of calcitonin Edward S. Neiss, David Stevenson, Laurence L. Ho, John T. Suh 1989-02-14 $3,398,000
4650854 Amide analogs of calcitonin Edward S. Neiss, David Stevenson, Laurence L. Ho, John T. Suh 1987-03-17
4579866 Phenylacetamides as anti-allergy, anti-asthma and anti-inflammatory agents David Stevenson, Laurence L. Ho, Howard Jones, Stephen Coutts 1986-04-01
4304692 Synthesis of biologically active peptides John Lawrence Hughes, Jay K. Seyler 1981-12-08
4239680 Synthesis of biologically active peptides John Lawrence Hughes, Jay K. Seyler 1980-12-16
4217268 Synthesis of peptides John Lawrence Hughes, Jay K. Seyler 1980-08-12
4212795 Cyclization of peptides John Lawrence Hughes, Jay K. Seyler 1980-07-15