James C. Powers
37Patents
12h-index
37Co-inventors
81Inventor score
Filing activity: Mar 27, 1979 → Jul 16, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5543396A | Proline phosphonate derivatives | Human Necessities | 80 | Expired |
| US5514694A | Peptidyl ketoamides | Human Necessities | 46 | Expired |
| US4845242A | Isocoumarins with basic substituents as serine proteases inhibitors, anticoagulants and anti-inflammatory agents | Chemistry; Metallurgy | 36 | Expired |
| US5610297A | Peptides ketoamides | Human Necessities | 29 | Expired |
| US5089633A | Substituted isocoumarins | Chemistry; Metallurgy | 29 | Expired |
| US5763576A | Tetrapeptide .alpha.-ketoamides | Human Necessities | 24 | Expired |
| US5650508A | Peptide ketoamides | Human Necessities | 17 | Expired |
| US5089634A | Isocoumarins with cationic substituents | Chemistry; Metallurgy | 17 | Expired |
| US6235929A | Tripeptide .alpha.-ketoamides | Human Necessities | 13 | Expired |
| US4596822A | Heterocyclic inhibitors of serine proteases | Chemistry; Metallurgy | 12 | Expired |
| US5206371A | Quaternary pyridinium compounds | Chemistry; Metallurgy | 12 | Expired |
| US4659855A | Aryl sulfonyl fluoride compounds | Chemistry; Metallurgy | 12 | Expired |
| US5681821A | Fluorescent 1-peptidylaminoalkanephosphonate derivatives | Human Necessities | 11 | Expired |
| US5686419A | Basic .alpha.-aminoalkylphosphonate derivatives | Human Necessities | 11 | Expired |
| US4313911A | Low pressure tritiation of molecules | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5109018A | Use of heterocyclic inhibitors of serine proteases | Chemistry; Metallurgy | 9 | Expired |
| US5180831A | Quaternary pyridinium compounds | Chemistry; Metallurgy | 8 | Expired |
| US5952307A | Basic .alpha.-aminoalkylphosphonate derivatives | Human Necessities | 7 | Expired |
| US7521427B2 | Peptidyl allyl sulfones | Emerging Cross-Sectional Technologies | 7 | Active |
| US5281721A | Heterocyclic inhibitors of serine proteases | Chemistry; Metallurgy | 6 | Expired |
| US5306824A | Biotinylated isocoumarins | Chemistry; Metallurgy | 6 | Expired |
| US5324648A | Substituted isocoumarins as serine protease inhibitors and anti-inflammatory agents | Chemistry; Metallurgy | 5 | Expired |
| US4954519A | Isocoumarins with basic substituents as serine proteases inhibitors, anticoagulants and anti-inflammatory agents | Chemistry; Metallurgy | 5 | Expired |
| US5916877A | Fluorescent 1-peptidylaminoalkanephosphonate derivatives | Human Necessities | 4 | Expired |
| US5714615A | Pyridinium compounds | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.