Inventor · Bridgeton, MO, US

Robert K. Howe

47Patents
11h-index
7Co-inventors
64Inventor score

Filing activity: Apr 3, 1973 → Aug 28, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4135910A Oxadiazol-3-yl-benzoates as plant growth regulants Chemistry; Metallurgy 36 Expired
US4129568A 2-[3-Aryl-2-isoxazolin-5-yl]benzoates Chemistry; Metallurgy 28 Expired
US4166732A Oxadiazol-5-yl-benzoates Human Necessities 27 Expired
US4210762A 2[5-(3-Trifluoromethylphenyl)-1,3,4-oxadiazol-2-yl] benzoates Chemistry; Metallurgy 26 Expired
US4268299A Method and composition for plant growth regulation containing trifluoromethyl 1,3,4 oxadiazol benzoates Chemistry; Metallurgy 23 Expired
US5000775A 2-amino-4,5-disubstituted-oxazole/thiazole compounds as herbicide antidotes Chemistry; Metallurgy 16 Expired
US4199506A 2,4-Disubstituted-5-thiazolecarboxylic acids and derivatives Human Necessities 15 Expired
US4144047A 3-Aryl-4-isoxazolecarboxylic acids as plant growth regulants Chemistry; Metallurgy 14 Expired
US4115095A 5-Aryl-1,2,4-thiadiazole-3-carboxylates and agricultural methods Human Necessities 11 Expired
US4187099A 3-Aryl-4-isothiazolecarboxylic acid and 3-aryl-4-isoxazolecarboxylic acid derivatives and their use as herbicides Chemistry; Metallurgy 11 Expired
US4229204A Trifluoromethylphenyl isoxazolyl benzoates Chemistry; Metallurgy 11 Expired
US4066435A Plant growth regulators Chemistry; Metallurgy 9 Expired
US4284426A 2-Chloro-4,5-disubstituted-thiazoles useful as herbicidal safeners Human Necessities 8 Expired
US4371389A 2-Chloro-4,5-disubstituted-thiazoles useful as herbicidal safeners Human Necessities 8 Expired
US4380465A 5-Aryl-4-isothiazolecarboxylic acids and derivatives Human Necessities 8 Expired
US4140515A Aryl-3-isoxazole benzoates as plant growth regulants and herbicides Chemistry; Metallurgy 8 Expired
US4298375A 2-Substituted-5-phenyl-4-thiazolecarboxylic acids and their derivatives as safening agents Chemistry; Metallurgy 7 Expired
US4303439A 2-Substituted-4-alkyl or trihaloalkyl-5-oxazolecarboxylic acids as safening agents Human Necessities 6 Expired
US4336389A 2-Substituted-4-aryl-5-thiazolecarboxylic acids and their derivatives as safening agents Human Necessities 6 Expired
US4308391A 2-Amino-4-substituted-thiazolecarboxylic acids and their derivatives Chemistry; Metallurgy 5 Expired
US4360678A 2-Substituted-4-alkyl or trihaloalkyl-5-diazolecarboxylic acids Human Necessities 5 Expired
US4437876A 2,4-Disubstituted-5-thiazole-carboxylic acids and derivatives Human Necessities 5 Expired
US4139366A 2-[5-ARYL-2-ISOXAZOLIN-3-YL]BENZOATES AND USE AS HERBICIDES Chemistry; Metallurgy 5 Expired
US4818270A 2-(Heteroamino)-4,5-substituted-oxazole/thiazole compounds as herbicide antidotes, compositions and use Chemistry; Metallurgy 5 Expired
US4116673A 1-Alkyl-3-aryl-4-pyrazolecarboxylates Human Necessities 5 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.