Inventor · Harleysville, PA, US

Peter D. Williams

35Patents
11h-index
121Co-inventors
78Inventor score

Filing activity: Aug 26, 1988 → Dec 1, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5464788A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 78 Expired
US5756504A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 58 Expired
US5356904A Carbostyril oxytocin receptor antagonists Human Necessities 45 Expired
US5665719A Benzoxazinone and benzopyrimidinone piperidinyl tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 40 Expired
US5693643A Hydantoin and succinimide-substituted derivatives of spiroindanylcamphorsulfonyl oxytocin antagonists Chemistry; Metallurgy 28 Expired
US5968938A Piperazine oxytocin receptor antagonists Chemistry; Metallurgy 25 Expired
US5726172A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 22 Expired
US5670509A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 21 Expired
US9550786B2 4-fluoropiperidine orexin receptor antagonists Chemistry; Metallurgy 17 Active
US5756497A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 17 Expired
US7517532B2 Dihydroxypyridopyrazine-1,6-dione compounds useful as HIV integrase inhibitors Chemistry; Metallurgy 13 Expired
US6087373A Thrombin inhibitors Human Necessities 7 Expired
US5225528A Cyclic hexapeptide oxytocin antagonists Chemistry; Metallurgy 6 Expired
US5001113A Di- or tripeptide renin inhibitors containing lactam conformational restriction in ACHPA Chemistry; Metallurgy 5 Expired
US5648352A Piperazinylcamphorsulfonyl oxytocin antagonists Chemistry; Metallurgy 4 Expired
US9315475B2 HIV protease inhibitors Chemistry; Metallurgy 4 Active
US6515011B2 Thrombin inhibitors Human Necessities 4 Expired
US6528503B2 Thrombin inhibitors Human Necessities 3 Expired
US6455532B1 Pyrazinone thrombin inhibitors Chemistry; Metallurgy 3 Expired
US6090805A Tocolytic oxytocin receptor antagonists Chemistry; Metallurgy 3 Expired
US7476666B2 HIV integrase inhibitors Human Necessities 3 Expired
US7619086B2 HIV integrase inhibitors Chemistry; Metallurgy 3 Expired
US5006511A Di- or tripeptide renin inhibitors containing lactam conformational restriction in achpa Chemistry; Metallurgy 2 Expired
US7820680B2 HIV integrase inhibitors Human Necessities 1 Active
US7144899B2 Thrombin inhibitors Chemistry; Metallurgy 1 Expired

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