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

Robert Charles Ladner

DYDyax: 85 patents #1 of 129Top 1%
PEProtein Engineering: 5 patents #1 of 6Top 20%
TLTakeda Pharmaceutical Company Limited: 4 patents #338 of 1,531Top 25%
GEGenex: 4 patents #3 of 45Top 7%
BSBracco Suisse Sa: 4 patents #28 of 63Top 45%
ELEnzon Labs: 3 patents #1 of 15Top 7%
SPSyntonix Pharmaceuticals: 2 patents #8 of 17Top 50%
MAMorphosys Ag: 1 patents #63 of 111Top 60%
ENEnzon: 1 patents #34 of 52Top 70%
Urbana, MD: #1 of 64 inventorsTop 2%
Maryland: #41 of 35,612 inventorsTop 1%
Overall (All Time): #12,671 of 4,157,543Top 1%
107 Patents All Time

Issued Patents All Time

Showing 101–107 of 107 patents

Patent #TitleCo-InventorsDate
5198346 Generation and selection of novel DNA-binding proteins and polypeptides Sonia Guterman, Rachel Kent, Arthur C. Ley 1993-03-30
5096815 Generation and selection of novel DNA-binding proteins and polypeptides Sonia Guterman, Rachel Kent, Arthur C. Ley 1992-03-17
4946778 Single polypeptide chain binding molecules Robert E. Bird, Karl D. Hardman 1990-08-07
4908773 Computer designed stabilized proteins and method for producing same Michael W. Pantoliano 1990-03-13
4881175 Computer based system and method for determining and displaying possible chemical structures for converting double- or multiple-chain polypeptides to single-chain polypeptides 1989-11-14
4853871 Computer-based method for designing stablized proteins Michael W. Pantoliano 1989-08-01
4704692 Computer based system and method for determining and displaying possible chemical structures for converting double- or multiple-chain polypeptides to single-chain polypeptides 1987-11-03