Philip Knowles
17Patents
9h-index
21Co-inventors
72Inventor score
Filing activity: Oct 20, 1977 → Aug 18, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5603959A | Fatty acid derivatives | Chemistry; Metallurgy | 205 | Expired |
| US6555700B1 | 1,3-propane diol esters and ethers and methods for their use in drug delivery | Emerging Cross-Sectional Technologies | 162 | Expired |
| US6245811A | Fatty acid esters as bioactive compounds | Emerging Cross-Sectional Technologies | 146 | Expired |
| US4146631A | Benzamide derivatives | Chemistry; Metallurgy | 35 | Expired |
| US6177470A | Methods of treatment using ascorbyl gamma linolenic acid or ascorbyl dihomo-gamma-linolenic acid | Human Necessities | 28 | Expired |
| US6015821A | Nicotinic acid esters and pharmaceutical compositions containing them | Chemistry; Metallurgy | 20 | Expired |
| US5670540A | Triglycerides of fatty acids | Chemistry; Metallurgy | 18 | Expired |
| US4167568A | 8-Azapurin-6-one derivatives | Human Necessities | 17 | Expired |
| US5847000A | Fatty acid derivatives | Human Necessities | 9 | Expired |
| US5866703A | Triglycerides | Chemistry; Metallurgy | 8 | Expired |
| US4442115A | 2'Hydroxy tetrazole-5-carboxanilides and anti-allergic use thereof | Chemistry; Metallurgy | 8 | Expired |
| USRE40546E1 | 1,3-Propane diol esters and ethers and methods for their use in drug delivery | General | 6 | Expired |
| US6610740B1 | Polyethylene glycol esters of polyunsaturated fatty acids | Chemistry; Metallurgy | 4 | Expired |
| US5990164A | N-alkylpolyhydroxyamine salts of polyunsaturated fatty acids | Chemistry; Metallurgy | 3 | Expired |
| US4647569A | Antiarthritic pyridylaminoethene disulfonyl compounds and use | Chemistry; Metallurgy | 0 | Expired |
| USRE40480E1 | 1,3-Propane diol esters and ethers and methods for their use in drug delivery | General | 0 | Expired |
| USRE43632E1 | 1,3-propane diol esters and ethers and methods for their use in drug delivery | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.