Inventor
TORU TAKESHI
14 patents
⚠️ This page may combine multiple inventors who share the name “TORU TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEIJIN LTD
10 patentsUS4008125AFeb 15, 1977
New cyclopentene-diols and new acyl esters thereof and process for their preparation
TEIJIN LTD29 citations80
US4180672ADec 25, 1979
2-Organothio-2-cyclopentenones, organothio-cyclopentanes derived therefrom
TEIJIN LTD11 citations73
US4132726AJan 2, 1979
Process for the preparation of 4-hydroxycyclopent-2-en-1-one derivatives
TEIJIN LTD11 citations72
US4472428ASep 18, 1984
Halogenated prostacyclins pharmaceutical use thereof and hydroxy intermediates therefore
TEIJIN LTD17 citations71
US4466980AAug 21, 1984
Thiaprostaglandin E1 derivatives, process for production thereof, and pharmaceutical use thereof
TEIJIN LTD7 citations71
US4039563AAug 2, 1977
Process for preparing cyclopent-2-en-1-one derivatives
TEIJIN LTD4 citations62
US4421914ADec 20, 1983
Thiazolo[3,2-a]pyrimidines, derivatives thereof, processes for production thereof, and pharmaceutical use thereof
TEIJIN LTD3 citations61
US4009196AFeb 22, 1977
2-Acyl-3-substituted cyclopentan-1-ones and process for their preparation
TEIJIN LTD3 citations61
US4139717AFeb 13, 1979
1,3-Dicarbonyl compounds
TEIJIN LTD0 citations51
US4001308AJan 4, 1977
Process for the preparation of 1,4-diacetoxycyclopent-2-ene
TEIJIN LTD0 citations51