Inventor · Lansdale, PA, US

Robert L. Smith

82Patents
20h-index
71Co-inventors
91Inventor score

Filing activity: Oct 1, 1975 → Aug 10, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4444784A Antihypercholesterolemic compounds Chemistry; Metallurgy 270 Expired
US4450171A Antihypercholesterolemic compounds Chemistry; Metallurgy 120 Expired
US6607716B1 Pediculicidal compositions, a kit, and methods of use Human Necessities 96 Expired
US5352705A Inhibitors of farnesyl protein transferase Chemistry; Metallurgy 56 Expired
US4309430A Pyrazinyl-1,2,4-oxadiazole-5-ones, for treatment of edema, and processes for preparing same Human Necessities 53 Expired
US4018802A 9-Thia- and oxothia- and 9-dioxothia-11,12-seco-prostaglandins and processes Chemistry; Metallurgy 35 Expired
US4159279A Nuclear substituted 2-hydroxyphenylmethanesulfamic acids Human Necessities 35 Expired
US4362724A Method of treating edema and hypertension and pharmaceutical composition therefor in which the active ingredient comprises a novel substituted pyrazinyl-1,2,4-oxadiazole and a kaliuretic diuretic Chemistry; Metallurgy 34 Expired
US4128564A 9-Thia- and oxothia- and 9-dioxothia-11,12-seco-prostaglandins Chemistry; Metallurgy 29 Expired
US4066692A 11,12-Secoprostaglandins Chemistry; Metallurgy 28 Expired
US4097504A 11,12-Secoprostaglandins Chemistry; Metallurgy 27 Expired
US4668699A Novel HMG-CoA reductase inhibitors Human Necessities 26 Expired
US4092356A 11,12-Secoprostaglandins Chemistry; Metallurgy 26 Expired
US4282155A Antihypercholesterolemic compounds Emerging Cross-Sectional Technologies 25 Expired
US4022794A Novel analogs of prostaglandins with 4-oxo-thiazolidinyl nucleus and method of preparation thereof Chemistry; Metallurgy 25 Expired
US4926563A Theodolite target adaptor and method of use Physics 24 Expired
US4166177A Substituted 2,2-dioxo-1,2,3-benzoxathiazines Chemistry; Metallurgy 24 Expired
US4272537A 3-Amino-5-substituted-6-halo-N-(4,4-disubs tituted-6-substituted-1,3,5-triazin-2-yl)-2-pyrazinecarboxamides Chemistry; Metallurgy 23 Expired
US4102888A 3-Thiazolidinyl heptanoic acids Chemistry; Metallurgy 22 Expired
US4066675A 9-Thia- and oxothia- and 9-dioxothia-11,12-seco-prostaglandins and processes Chemistry; Metallurgy 20 Expired
US4221790A Substituted 2,2-dioxo-1,2,3-benzoxathiazines Human Necessities 20 Expired
US4309540A Substituted pyrazinyl-1,2,4-oxadiazoles Human Necessities 20 Expired
US4155908A 9-Thia- and oxothia- and 9-dioxothia-11,12-seco-prostaglandins Chemistry; Metallurgy 20 Expired
US4866090A Novel HMG-CoA reductase inhibitors Human Necessities 20 Expired
US4454132A Pharmaceutical compositions of novel substituted pyrazinyl-1,2,4-oxadiazoles useful in the treatment of edema and hypertension Chemistry; Metallurgy 20 Expired

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