Inventor
HASHIDA RYOICHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HASHIDA RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EISAI CO LTD
5 patentsUS5298649AMar 29, 1994
Naphthalene derivative
EISAI CO LTD4 citations62
US5262565ANov 16, 1993
Naphthalene derivatives
EISAI CO LTD2 citations62
US5237091AAug 17, 1993
Naphthalene derivatives
EISAI CO LTD2 citations62
US5134111AJul 28, 1992
Naphthalene derivative
EISAI CO LTD3 citations62
US5319139AJun 7, 1994
Naphthalene derivatives
EISAI CO LTD3 citations61