Ernest L. Plummer
33Patents
8h-index
13Co-inventors
68Inventor score
Filing activity: Oct 20, 1977 → Aug 20, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4329518A | Insecticidal [1,1'-biphenyl]-3-ylmethyl esters | Chemistry; Metallurgy | 27 | Expired |
| US4214004A | Insecticidal cyclopropanecarboxylates from substituted [1,1'-biphenyl]-3-ylmethyl compounds | Human Necessities | 20 | Expired |
| US4402973A | Insecticidal (1,1'-biphenyl)-3-ylmethyl esters | Chemistry; Metallurgy | 17 | Expired |
| US4426524A | Heterocyclic substituted benzyl alcohol, insecticidal ester derivatives, and intermediates | Chemistry; Metallurgy | 15 | Expired |
| US4130657A | [1,1'-Biphenyl]-3-ylmethyl 3-(2,2-dihaloethenyl)-2,2-dimethylcyclopropanecarboxylates | Human Necessities | 14 | Expired |
| US4536591A | Insecticidal [1,1'-biphenyl]-3-ylmethyl esters | Chemistry; Metallurgy | 14 | Expired |
| US4668792A | Intermediates to insecticidal [1,1'-biphenyl]-3-ylmethyl esters | Chemistry; Metallurgy | 13 | Expired |
| US5108486A | Herbicidal substituted-phenyl-1,2,4-triazol-5(1H)-thiones and -ones | Chemistry; Metallurgy | 13 | Expired |
| US4617316A | Insecticidal heteroaryl substituted phenyl benzoylureas | Human Necessities | 7 | Expired |
| US4339457A | 3-(Pyrrol-1-yl)phenylmethyl esters and intermediates | Chemistry; Metallurgy | 7 | Expired |
| US5310724A | Herbicidal substituted phenyl-1,2,4-triazol-5(1H)-thiones | Chemistry; Metallurgy | 6 | Expired |
| US4737509A | N-(4-(2-aryltetrafluoroethoxy)-3-methoxyphenyl)-N'-benzoylurea insect growth regulators | Chemistry; Metallurgy | 6 | Expired |
| US4423234A | Copper-catalyzed biaromatic coupling process | Chemistry; Metallurgy | 6 | Expired |
| US4636523A | Insecticidal urea substituted 2,3-dihydro- benzofuran and benzothiophene derivatives, compositions, and method of use thereof | Chemistry; Metallurgy | 5 | Expired |
| US4362744A | Trans-3-substituted-1-indanol insecticidal ester derivatives | Chemistry; Metallurgy | 5 | Expired |
| US4473709A | Pyrethroid intermediates and process | Chemistry; Metallurgy | 5 | Expired |
| US4528408A | Trans-3-substituted-1-indanol and insecticidal ester derivatives | Chemistry; Metallurgy | 5 | Expired |
| US4772730A | Tetrafluoro-2,3-dihydrobenzofurans | Chemistry; Metallurgy | 5 | Expired |
| US4730062A | Process of preparation of tetrafluoro 2,3-dihydrobenzofurans | Chemistry; Metallurgy | 4 | Expired |
| US4596892A | Methanamine intermediates to insecticidal 2,2'-bridged [1,1'-biphenyl]-3-ylmethyl carboxamides | Human Necessities | 4 | Expired |
| US4451484A | Insecticidal 2,2'-bridged[1,1'-biphenyl]-3-ylmethyl esters | Chemistry; Metallurgy | 2 | Expired |
| US4609732A | 2-(alpha-perhaloalkylbenzyloxy)pyridyl insecticide intermediates | Chemistry; Metallurgy | 2 | Expired |
| US4493844A | Insecticidal 2,2'-bridged(1,1'-biphenyl)-3-ylmethyl carboxamides | Human Necessities | 1 | Expired |
| US4487778A | Insecticidal esters derived from benzocycloalkane-thiophenemethyl compounds | Chemistry; Metallurgy | 1 | Expired |
| US5008277A | N-[(alpha-perhaloalkylbenzyloxy)pyridyl]N'-benzoylurea insecticides | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.