Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
GC

George Chisholm — 5 Patents

CTCohesion Technologies: 3 patents #8 of 40Top 20%
San Mateo, CA: #1,192 of 3,727 inventorsTop 35%
California: #106,790 of 386,348 inventorsTop 30%
Overall (All Time): #1,025,602 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7771994 Automatic eukaryotic artificial chromosome vector Ronald A. Hitzeman 2010-08-10
6670154 Automatic eukaryotic artificial chromosome vector Ronald A. Hitzeman 2003-12-30
6472171 Expression of procollagen in yeast David Toman, Gregory A. Daniels, Richard A. Berg, Ronald A. Hitzeman 2002-10-29
6428978 Methods for the production of gelatin and full-length triple helical collagen in recombinant cells David R. Olsen, Robert C. Chang, Hugh McMullin, Ronald A. Hitzeman 2002-08-06
6413742 Recombinant gelatin and full-length triple helical collagen David R. Olsen, Robert C. Chang, Hugh McMullin, Ronald A. Hitzeman 2002-07-02