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

Raymond A. Firestone — 32 Patents

Merck: 22 patents #425 of 9,382Top 5%
Bristol-Myers Squibb: 4 patents #1,197 of 3,969Top 35%
BOBOE: 3 patents #4,806 of 12,373Top 40%
Fanwood, NJ: #7 of 163 inventorsTop 5%
New Jersey: #2,003 of 69,400 inventorsTop 3%
Overall (All Time): #114,337 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4388326 Phenyl hydroxypropyl sulfoxide enzyme inhibitors 1983-06-14
4342758 Allylsulfoxide enzyme inhibitors 1982-08-03
4332813 Allylsulfoxide enzyme inhibitors 1982-06-01
4296236 7-(or 6-) Substituted-7-(or 6-)acylimino cephalosporin (or penicillin) compounds Burton G. Christensen, David B. R. Johnston 1981-10-20
4267150 Splash guard device 1981-05-12
4235920 N-Alkylated derivatives of thienamycin Burton G. Christensen, William J. Leanza 1980-11-25
4181733 Carboxyl derivatives of thienamycin Burton G. Christensen 1980-01-01