Samuel Evans
79Patents
15h-index
49Co-inventors
84Inventor score
Filing activity: Apr 11, 1977 → May 5, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5516920A | 3-arylbenzofuranones | Chemistry; Metallurgy | 44 | Expired |
| US6046263A | Liquid antioxidants as stabilizers | Chemistry; Metallurgy | 33 | Expired |
| US5739341A | Liquid antioxidants as stabilizers | Chemistry; Metallurgy | 30 | Expired |
| US5583247A | 7-substituted quinone methides as inhibitors for unsaturated monomers | Chemistry; Metallurgy | 29 | Expired |
| US5616774A | Inhibition of unsaturated monomers with 7-aryl quinone methides | Chemistry; Metallurgy | 29 | Expired |
| US4692258A | Tetrahydroquinolines as antioxidants for lubricants | Chemistry; Metallurgy | 28 | Expired |
| US4161592A | Piperidinyl-s-triazines | Chemistry; Metallurgy | 28 | Expired |
| US5354486A | Phenol group-containing compounds as anti-oxidants in organic materials | Chemistry; Metallurgy | 28 | Expired |
| US5073278A | Lubricant composition | Chemistry; Metallurgy | 27 | Expired |
| US5750765A | 7-substituted quinone methides as inhibitors for unsaturated monomers | Chemistry; Metallurgy | 22 | Expired |
| US5670692A | 7-substituted quinone methides as inhibitors for unsaturated monomers | Chemistry; Metallurgy | 22 | Expired |
| US6315925A | Nonylated diphenylamines | Chemistry; Metallurgy | 21 | Expired |
| US5614572A | Benzofuran-2-ones as stabilizers | Chemistry; Metallurgy | 17 | Expired |
| US5607624A | Process for the preparation of 3-arylbenzofuranones | Chemistry; Metallurgy | 15 | Expired |
| US5206414A | Process for the preparation of hydroxyphenylpropionic acid esters | Chemistry; Metallurgy | 15 | Expired |
| US4374742A | Novel lubricant additives | Chemistry; Metallurgy | 14 | Expired |
| US5268113A | Lubricant composition | Chemistry; Metallurgy | 13 | Expired |
| US5478875A | Liquid antioxidants as stabilizers | Chemistry; Metallurgy | 12 | Expired |
| US4297492A | Phenolic-1,3,5-triazines | Chemistry; Metallurgy | 12 | Expired |
| US4197236A | Piperidine stabilizers | Chemistry; Metallurgy | 11 | Expired |
| US5273669A | Lubricant composition | Chemistry; Metallurgy | 11 | Expired |
| US5091099A | Lubricating oil composition | Chemistry; Metallurgy | 11 | Expired |
| US4965006A | N-substituted tetrahydroquinolines for use as antioxidants in lubricants | Chemistry; Metallurgy | 10 | Expired |
| US5376290A | Substituted phenols as stabilizers | Chemistry; Metallurgy | 9 | Expired |
| US5503759A | Mixtures of alkylated aromatic amines and phenothiazines | Chemistry; Metallurgy | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.