Inventor · Voorschoten, NL

Hendrik Timmerman

11Patents
5h-index
19Co-inventors
59Inventor score

Filing activity: Dec 6, 1984 → Jul 19, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5385922A Thiazolidine derivatives Chemistry; Metallurgy 22 Expired
US5049694A Pharmaceutical composition having relaxing activity which contains a nitrate ester as active substance Chemistry; Metallurgy 13 Expired
US4694000A Quinazoline and isoquinoline derivatives Human Necessities 6 Expired
US5171752A Benzhydryl derivatives having calmodulin inhibitor properties Chemistry; Metallurgy 5 Expired
US5190589A Compounds and process preparing a substituted or an unsubstituted 4(5)-(.omega.-aminoalkyl)imidazole Human Necessities 5 Expired
US5837718A Imidazole-derivatives having agonistic or antagonistic activity on the histamine H3-receptor Chemistry; Metallurgy 5 Expired
US6117886A Tetrazole derivatives Human Necessities 2 Expired
US5599966A Substituted ethanolamine esters Chemistry; Metallurgy 1 Expired
US6107308A Piperidine derivatives Chemistry; Metallurgy 0 Expired
US6121286A Tetrazole derivatives Human Necessities 0 Expired
US5378718A 1,4-dihydropyridine derivatives Human Necessities 0 Expired

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