David J. Blythin
41Patents
12h-index
36Co-inventors
81Inventor score
Filing activity: Jul 27, 1979 → Aug 10, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5795894A | Piperazino derivatives as neurokinn antagonists | Chemistry; Metallurgy | 68 | Expired |
| US5869488A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 48 | Expired |
| US5968929A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 38 | Expired |
| US5798359A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 36 | Expired |
| US5719156A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 33 | Expired |
| US6635630B2 | Selective neurokinin antagonists | Chemistry; Metallurgy | 28 | Expired |
| US5037826A | 1-substituted naphthyridine and pyridopyrazine derivatives | Chemistry; Metallurgy | 19 | Expired |
| US4897397A | Aryl-alkynoic, alkenoic or alkanoic compounds and compositions useful as antiallergy and anti-inflammatory agents | Chemistry; Metallurgy | 17 | Expired |
| US7511062B2 | Substituted 2-quinolyl-oxazoles useful as PDE4 inhibitors | Chemistry; Metallurgy | 17 | Active |
| US4680298A | Tricyclic anti-allergy and use as anti-inflammatory agents | Chemistry; Metallurgy | 14 | Expired |
| US4760073A | Aryl-substituted naphthyridine and pyridopyrazine derivatives, useful as anti-allergic agents | Chemistry; Metallurgy | 13 | Expired |
| US6436928B1 | Selective neurokinin antagonists | Chemistry; Metallurgy | 12 | Expired |
| US6051575A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 10 | Expired |
| US4272535A | 2,4-[1H,3H,5H]-(1)-Benzopyrano-[2,3-d]-pyrimidinediones and their use as anti-allergy agents | Chemistry; Metallurgy | 9 | Expired |
| US5981520A | Piperazino derivatives as neurokinin antagonists | Chemistry; Metallurgy | 8 | Expired |
| US4782067A | Anti-allergic composition containing zwitterionic bicyclic compounds | Chemistry; Metallurgy | 8 | Expired |
| US7956189B2 | Maleate, tosylate, fumarate and oxalate salts of 5-(1-(S)-amino-2-hydroxyethyl)-N-[(2,4-difluorophenyl)-methy]-2-[8-methoxy-2-(triflouromethy)-5-quinoline]-4-oxazolecarboxamide and preparation process therefore | Human Necessities | 7 | Active |
| US4684727A | Zwitterionic 1,8-naphthyridine and pyrazino[2,3-b]pyridine containing compounds useful as anti-allergic, anti-inflammatory and cycloprotective agents | Chemistry; Metallurgy | 7 | Expired |
| US4740511A | Method of treating hyperproliferative skin disease | Human Necessities | 6 | Expired |
| US4652564A | Substituted spiro pyridine derivatives as anti-allergy and antiinflammatory agents | Chemistry; Metallurgy | 6 | Expired |
| US4680297A | Tricyclic positive inotropic agents | Human Necessities | 5 | Expired |
| US4794116A | Anti-allergic esters, acetal ethers, thioethers and nitrogen substituted derivatives of bicyclic compounds | Chemistry; Metallurgy | 5 | Expired |
| US5011860A | Aryl-substituted naphthyridine and pyridopyrazine derivatives and their use in treating hyperproliferative skin diseases | Chemistry; Metallurgy | 4 | Expired |
| US4902693A | Anti-allergic esters, acetal ethers, thioethers and nitrogen substituted derivatives of bicyclic compounds | Chemistry; Metallurgy | 4 | Expired |
| US4632923A | Substituted hetero spiro pyridine derivatives as anti-allergy and anti-inflammatory agents | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.