Inventor
SAKAI KIYOMI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI KIYOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
9 patentsUS5231194AJul 27, 1993
Process for producing coumarin derivatives
SUMITOMO CHEMICAL CO7 citations72
US4879422ANov 7, 1989
Method for producing cycloalkanol
SUMITOMO CHEMICAL CO3 citations61
US5300662AApr 5, 1994
Process for producing coumarin and derivatives thereof
SUMITOMO CHEMICAL CO5 citations60
US5260457ANov 9, 1993
Process for producing coumarin and derivative thereof
SUMITOMO CHEMICAL CO3 citations60
US4670612AJun 2, 1987
Method for producing alicyclic alcohols
SUMITOMO CHEMICAL CO2 citations60
US4716253ADec 29, 1987
Method for producing cycloalkanols
SUMITOMO CHEMICAL CO4 citations59
US4568769AFeb 4, 1986
Method for producing a mixture containing cycloalkanones and cycloalkanols
SUMITOMO CHEMICAL CO6 citations58
US5237075AAug 17, 1993
Process for producing 3,4-dihydrocoumarin derivatives
SUMITOMO CHEMICAL CO3 citations55
US5218129AJun 8, 1993
Process for producing 3,4-dihydrocoumarin
SUMITOMO CHEMICAL CO1 citations50