Inventor · Laval, QC, CA

Pierre Hamel

27Patents
11h-index
41Co-inventors
75Inventor score

Filing activity: Aug 2, 1979 → Aug 23, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5604253A N-benzylindol-3-yl propanoic acid derivatives as cyclooxygenase inhibitors Chemistry; Metallurgy 182 Expired
US5639780A N-benzyl indol-3-yl butanoic acid derivatives as cyclooxygenase inhibitors Chemistry; Metallurgy 169 Expired
US5710170A Tri-aryl ethane derivatives as PDE IV inhibitors Chemistry; Metallurgy 45 Expired
US5698584A 3,4-diaryl-2-hydroxy-2,5-dihydrofurans as prodrugs to COX-2 inhibitors Chemistry; Metallurgy 43 Expired
US5093356A Indenyl hydroxamic acids and hydroxy ureas as inhibitors of 5-lipoxygenase Chemistry; Metallurgy 33 Expired
US5576338A Bis (biaryl) compounds as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 24 Expired
US5308852A Heteroarylnaphthalenes as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 20 Expired
US5202321A Thiopyrano[2,3,4-c,d]indoles as inhibitors of leukotriene biosynthesis Human Necessities 16 Expired
US6200993A Heterosubstituted pyridine derivatives as PDE4 inhibitors Chemistry; Metallurgy 13 Expired
US5132319A 1-(hydroxylaminoalkyl) indole derivatives as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 13 Expired
US5036067A Dibenzoheterocyclic hydroxamic acids and hydroxy ureas as inhibitors of 5-lipoxygenase Chemistry; Metallurgy 12 Expired
US6180650A Heterosubstituted pyridine derivatives as PDE 4 inhibitors Chemistry; Metallurgy 11 Expired
US4237160A 3-Hydroxymethyldibenzo[b,f]thiepins as prostaglandin antagonists Human Necessities 10 Expired
US5314898A Aryl thiopyrano[4,3,2-cd]indoles as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 8 Expired
US6057319A 3,4-Diaryl-2-hydroxy-2,5-dihydrofurans as prodrugs to cox-2 inhibitors Chemistry; Metallurgy 6 Expired
US4252818A Novel benzopyran derivatives Chemistry; Metallurgy 6 Expired
US5252599A Heteroarylnaphthalene hydroxy acids as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 5 Expired
US6743802B2 Alkyne-aryl phosphodiesterase-4 inhibitors Chemistry; Metallurgy 4 Expired
US6677351B2 1-biaryl-1,8-naphthyridin-4-one phosphodiesterase-4 inhibitors Human Necessities 4 Expired
US6399636B2 Tri-aryl-substituted-ethane PDE4 inhibitors Human Necessities 3 Expired
US5128364A Pyrrolo[1,2-a]indole hydroxylamine derivatives as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 3 Expired
US5350744A Phenylnaphthalene lactones as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 1 Expired
US4472586A 6H-Dibenz[b,e][1,4]oxathiepin derivatives Chemistry; Metallurgy 1 Expired
US4663307A Anti-allergic and anti-thromboembolic 6H-dibenz-[b,e][1,4]-oxathiepin derivatives, compositions, and method of use therefor Chemistry; Metallurgy 1 Expired
US5428060A Heteroarylnaphthalene lactones as inhibitors of leukotriene biosynthesis Chemistry; Metallurgy 0 Expired

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