Inventor · Mississauga, ON, CA

Wanren Li

12Patents
6h-index
14Co-inventors
59Inventor score

Filing activity: Feb 26, 1996 → May 9, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6426418B1 Processes for the manufacturing of 3-hydroxy-N,1,6-trialkyl-4-oxo-1,4-dihydropyridine-2-carboxamide Chemistry; Metallurgy 29 Expired
US5677302A Thiadiazole compounds useful as proton pump inhibitors Human Necessities 12 Expired
US6114537A Process for scavenging thiols Chemistry; Metallurgy 10 Expired
US6162791A Thiadiazole compounds useful as inhibitors of cysteine activity dependent enzymes Chemistry; Metallurgy 9 Expired
US6093738A Proton pump inhibitors Human Necessities 9 Expired
US6468977B1 Thiadiazole compounds useful as inhibitors of cysteine activity dependent enzymes Human Necessities 9 Expired
US6060472A Thiadiazole compounds useful as inhibitors of H.sup.+ /K.sup.+ atpase Chemistry; Metallurgy 3 Expired
US6472532B1 Processes for the manufacturing of 3-hydroxy-n,1,6-trialkyl-4-OXO-1,4-dihydropyridine-2-carboxamide Chemistry; Metallurgy 2 Expired
US6476229B1 Processes for the manufacturing of 3-hydroxy-N,1,6-trialkyl-4-oxo-1,4-dihydropyridine-2-carboxamide Chemistry; Metallurgy 2 Expired
US7410985B2 Cycloalkyl derivatives of 3-hydroxy-4-pyridinones Human Necessities 0 Expired
US7893269B2 Process for the manufacture of 3-hydroxy-N-alkyl-1-cycloalky1-6-alkyl-4-oxo-1,4-dihydropyridine-2-carboxamide and its related analogues Emerging Cross-Sectional Technologies 0 Active
US8097624B2 Cycloalkyl derivatives of 3-hydroxy-4-pyridinones Human Necessities 0 Active

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