Inventor
SONOYAMA TAKAYASU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “SONOYAMA TAKAYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIONOGI & CO
12 patentsUS5338676AAug 16, 1994
Cephalosporin acetylhydrolase gene and protein encoded by said gene
SHIONOGI & CO145 citations97
US5281525AJan 25, 1994
Cephalosporin acetylhydrolase gene from Bacillus subtilis
SHIONOGI & CO74 citations94
US3998697ADec 21, 1976
Process for preparing 2-keto-L-gulonic acid
SHIONOGI & CO27 citations80
US5134077AJul 28, 1992
Microorganisms of the genus Erwinia useful for preparing 2,5-diketo-D-gluconic acid
SHIONOGI & CO7 citations73
US4879229ANov 7, 1989
Method for preparing 2,5-diketo-D-gluconic acid
SHIONOGI & CO6 citations73
US4543331ASep 24, 1985
Fermentative or enzymatic production of 2-keto-L-gulonic acid
SHIONOGI & CO11 citations73
US4287137ASep 1, 1981
Vane-type fluid impeller and method of aerating a liquid
SHIONOGI & CO14 citations71
US3959076AMay 25, 1976
Process for producing 2-keto-L-gulonic acid
SHIONOGI & CO17 citations71
US4696897ASep 29, 1987
Process for preparing 2-keto-L-gulonic acid
SHIONOGI & CO3 citations62
US4748122AMay 31, 1988
2,5-diketo-D-gluconic acid reductase
SHIONOGI & CO3 citations61
US5459067AOct 17, 1995
Method for producing optically active norborneol by ester hydrolysis
SHIONOGI & CO2 citations60
US5234819AAug 10, 1993
Method for preparing 2,5-diketo-D-gluconic acid
SHIONOGI & CO1 citations51