Inventor
YABUNO SHIGEO
JP5 patents
⚠️ This page may combine multiple inventors who share the name “YABUNO SHIGEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKEDA CHEMICAL INDUSTRIES LTD
3 patentsUS5286856AFeb 15, 1994
Production of crystalline penem
TAKEDA CHEMICAL INDUSTRIES LTD21 citations90
US5424069AJun 13, 1995
Production of crystalline penem
TAKEDA CHEMICAL INDUSTRIES LTD15 citations79
US5952512ASep 14, 1999
Production of optically active benzothiepin salts
TAKEDA CHEMICAL INDUSTRIES LTD3 citations60