Edgar W. Parnell
18Patents
10h-index
13Co-inventors
69Inventor score
Filing activity: Dec 22, 1975 → Jul 16, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5232940A | Derivatives of N-phenylpyrazoles | Chemistry; Metallurgy | 192 | Expired |
| US5719046A | Sulfonamide resistance genes and their use | Chemistry; Metallurgy | 54 | Expired |
| US5597717A | Sulfonamide resistance genes and their use | Chemistry; Metallurgy | 44 | Expired |
| US5547974A | Derivatives of N-phenylpyrazoles | Chemistry; Metallurgy | 36 | Expired |
| US5608077A | Derivatives of n-phenylpyrazoles | Chemistry; Metallurgy | 24 | Expired |
| US5714191A | Derivatives of N-phenylpyrazoles | Chemistry; Metallurgy | 23 | Expired |
| US5916618A | Derivatives of N-phenylpyrazoles | Chemistry; Metallurgy | 21 | Expired |
| US4459150A | 5-Acylamino-4-cyano-1-phenylpyrazole derivatives and use as herbicides | Chemistry; Metallurgy | 18 | Expired |
| US4496390A | N-Phenylpyrazole derivatives | Chemistry; Metallurgy | 15 | Expired |
| US4618366A | Certain N-(2,4-difluorophenyl)-2-(3-trifluoromethylphenoxy)-nicotinamides having herbicidal activity | Chemistry; Metallurgy | 12 | Expired |
| US5633444A | Sulfonamide resistance genes and their use | Chemistry; Metallurgy | 9 | Expired |
| US6372774B1 | Derivatives of N-phenylpyrazoles | Chemistry; Metallurgy | 7 | Expired |
| US4505740A | Herbicidal 5-amino-4-cyano-1-phenyl-pyrazoles | Chemistry; Metallurgy | 6 | Expired |
| US4629495A | Herbicidal 5-amino-4-cyano-1-phenylpyrazoles | Chemistry; Metallurgy | 4 | Expired |
| US4347252A | Rodenticidal 1-(3,5-bistrifluoromethylphenyl)-3-(4-t-butylpiperidino)prop-1-yne | Chemistry; Metallurgy | 2 | Expired |
| US4067723A | Pyridazine pesticides | Chemistry; Metallurgy | 1 | Expired |
| US4246021A | Imidazole derivatives | Chemistry; Metallurgy | 1 | Expired |
| US4541963A | 4-Trifluoromethylphenylhydrazinomethylene-malononitriles | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.