Inventor · Brookfield, CT, US

Chris Hugh Senanayake

84Patents
14h-index
115Co-inventors
87Inventor score

Filing activity: Jul 1, 1992 → Oct 11, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6627646B2 Norastemizole polymorphs Human Necessities 182 Expired
US6268533A Formoterol process Human Necessities 74 Expired
US6472563B1 Formoterol tartrate process and polymorph Chemistry; Metallurgy 52 Expired
US6040344A Formoterol process Human Necessities 49 Expired
US7772191B2 Processes for preparing of glucopyranosyl-substituted benzyl-benzene derivatives and intermediates therein Chemistry; Metallurgy 47 Active
US5936124A Fluoxetine process from benzoylpropionic acid Chemistry; Metallurgy 37 Expired
US6720453B2 Formoterol tartrate polymorph Chemistry; Metallurgy 22 Expired
US7514557B2 Process for preparing acyclic HCV protease inhibitors Chemistry; Metallurgy 20 Active
US6303145A (S,R) formoterol methods and compositions Human Necessities 20 Expired
US5952502A 2R,4S,R, S- and 2S,4R,R,S-hydroxyitraconazole Chemistry; Metallurgy 18 Expired
US6822099B2 Method of resolving amlodipine racemate Human Necessities 18 Expired
US5424432A Process for the preparation of imidazolutidine Chemistry; Metallurgy 15 Expired
US6071971A Desformoterol compositions useful for inducing bronchodilation Chemistry; Metallurgy 15 Expired
US7145036B2 Formoterol tartrate polymorph Chemistry; Metallurgy 15 Expired
US5965622A Desformoterol and process for its preparation Chemistry; Metallurgy 14 Expired
US6610887B2 Methods of preparing didesmethylsibutramine and other sibutramine derivatives Chemistry; Metallurgy 12 Expired
US8017771B2 Process for preparing acyclic HCV protease inhibitors Chemistry; Metallurgy 11 Active
US8101765B2 Process for preparing acyclic HCV protease inhibitors Chemistry; Metallurgy 11 Active
US7253156B2 Carbonate and carbamate modified forms of glucocorticoids in combination with B2 adrenergic agonists Human Necessities 11 Expired
US7332614B2 Process for cross coupling indoles Chemistry; Metallurgy 9 Expired
US6780891B2 Tramadol analogs and uses thereof Chemistry; Metallurgy 9 Expired
US7342132B2 Formoterol tartrate process and polymorph Chemistry; Metallurgy 8 Active
US7858804B2 Process for making cytokine inhibiting compounds containing 4- and 5-imidazolyl rings and the intermediates thereof Chemistry; Metallurgy 8 Active
US8946418B1 Chiral nitrogen-phosphorus ligands and their use for asymmetric hydrogenation of alkenes Performing Operations; Transporting 8 Active
US7507843B2 Stereoselective synthesis of certain trifluoromethyl-substituted alcohols Chemistry; Metallurgy 7 Expired

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