David L. Williams
28Patents
12h-index
50Co-inventors
84Inventor score
Filing activity: Mar 26, 1980 → Mar 29, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5334598A | Six-membered ring fused imidazoles substituted with phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 70 | Expired |
| US4761402A | Methods and compositions for prophylactic and therapeutic treatment of infections | Human Necessities | 50 | Expired |
| US5668176A | Phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 38 | Expired |
| US4833131A | Soluble phosphorylated glucan: methods and compositions for wound healing | Human Necessities | 35 | Expired |
| US4818752A | Soluble phosphorylated glucan: methods and compositions for treatment of neoplastic diseases | Human Necessities | 34 | Expired |
| US5240910A | Antihypertensive compounds produced by fermentation | Human Necessities | 31 | Expired |
| US5420133A | Quinazolinones substituted with phenoxyphenylacetic acid derivatives | Human Necessities | 31 | Expired |
| US4900722A | Methods and compositions for prophylactic and therapeutic treatment of infections | Chemistry; Metallurgy | 26 | Expired |
| US5374638A | Six membered ring fused imidazoles substituted with phenoxyphenylacetic acid derivatives used to treat asthma | Chemistry; Metallurgy | 26 | Expired |
| US5565485A | Biphenyl compounds useful or endothelin antagonists | Chemistry; Metallurgy | 24 | Expired |
| US4975421A | Soluble phosphorylated glucan: methods and compositions for wound healing | Chemistry; Metallurgy | 23 | Expired |
| US4258169A | Polyisocyanate compositions containing in-situ formed pyrophosphate mold release agent and process of making | Chemistry; Metallurgy | 20 | Expired |
| US5401745A | Quinazolinones substituted with phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 5 | Expired |
| US7163799B2 | Neuromedin U receptor NMUR2 and nucleotides encoding it | Physics | 2 | Expired |
| US5767310A | Phenoxyphenylacetic acid derivatives | Chemistry; Metallurgy | 2 | Expired |
| US8530483B2 | Substituted azabenzoxazoles | Chemistry; Metallurgy | 2 | Active |
| US4588813A | 1-pyrazinyl-1-propanone derivatives useful as flavorants in smoking compositions | Human Necessities | 1 | Expired |
| US4635652A | Smoking composition containing a novel monoacylpyrazine flavorant | Human Necessities | 1 | Expired |
| US4535791A | Smoking compositions containing acylpyrazine ether flavorants | Chemistry; Metallurgy | 1 | Expired |
| US4728738A | Smoking compositions containing acylpyrazine ether flavorants | Chemistry; Metallurgy | 1 | Expired |
| US4481957A | Smoking compositions containing novel acylpyrazine flavorants | Chemistry; Metallurgy | 1 | Expired |
| US6713459B1 | Methods for the prophylactic and therapeutic treatment of cardiac tissue damage | Human Necessities | 1 | Expired |
| US4859775A | Process for preparing acylpyrazine ethers | Chemistry; Metallurgy | 1 | Expired |
| US4925985A | Novel process for the production of 4,6-dimethyl-7-hydroxynonan-3-one | Chemistry; Metallurgy | 0 | Expired |
| US5017235A | Smoking compositions containing a 2,5-diacylpyrazine flavorant additive | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.