David Campbell
37Patents
12h-index
31Co-inventors
81Inventor score
Filing activity: Mar 26, 1992 → May 20, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5362899A | Chiral synthesis of alpha-aminophosponic acids | Chemistry; Metallurgy | 98 | Expired |
| US5359115A | Methods for the synthesis of phosphonate esters | Chemistry; Metallurgy | 97 | Expired |
| US6168914A | System and method for solid-phase parallel synthesis of a combinatorial collection of compounds | Emerging Cross-Sectional Technologies | 76 | Expired |
| US5817751A | Method for synthesis of diketopiperazine and diketomorpholine derivatives | Physics | 73 | Expired |
| US5420328A | Methods for the synthesis of phosphonate esters | Chemistry; Metallurgy | 70 | Expired |
| US6083682A | System and method for solid-phase parallel synthesis of a combinatorial collection of compounds | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5932579A | Collagenase-1 and stromelysin-1 inhibitors, pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 56 | Expired |
| US5990112A | Inhibitors of metalloproteases pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 51 | Expired |
| US7825139B2 | Compounds and methods for selective inhibition of dipeptidyl peptidase-IV | Chemistry; Metallurgy | 27 | Active |
| US5840698A | Inhibitors of collagenase-1 and stormelysin-I metalloproteases, pharmaceutical compositions comprising same and methods of their use | Human Necessities | 22 | Expired |
| US7674913B2 | Heterocyclic boronic acid compounds | Human Necessities | 19 | Active |
| US5302707A | 5-fluorouridine nucleoside phosphate compounds | Chemistry; Metallurgy | 13 | Expired |
| US5816626A | Spring lock coupling | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7576121B2 | Pyrrolidine compounds and methods for selective inhibition of dipeptidyl peptidase-IV | Chemistry; Metallurgy | 8 | Active |
| US7317109B2 | Pyrrolidine compounds and methods for selective inhibition of dipeptidyl peptidase-IV | Human Necessities | 8 | Expired |
| US5831004A | Inhibitors of metalloproteases, pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 8 | Expired |
| US6186559A | Tube coupling assembly | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5929278A | Inhibitors of metalloproteases, pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 6 | Expired |
| US6598905B2 | Hose coupling | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7365178B2 | Acyl-nucleotide probes and methods of their synthesis and use in proteomic analysis | Chemistry; Metallurgy | 4 | Expired |
| US6307101A | Inhibitors of metalloproteases, pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 4 | Expired |
| US11548892B1 | Transglutaminase 2 (TG2) inhibitors | Chemistry; Metallurgy | 3 | Active |
| US6271232A | Collagenase-1 and stromelysin-1 inhibitors, pharmaceutical compositions comprising same and methods of their use | Chemistry; Metallurgy | 2 | Expired |
| US8680099B2 | 6-(ethynyl)pyrido[2,3-D]pyrimidin-7(8H)-ones for the treatment of CNS disorders | Human Necessities | 2 | Active |
| US8372970B2 | 8-ethyl-6-(aryl)pyrido[2,3-D]pyrimidin-7(8H)-ones for the treatment of CNS disorders | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.