Inventor
KUMAZAWA TOSHIAKI
US15 patents
⚠️ This page may combine multiple inventors who share the name “KUMAZAWA TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOWA HAKKO KOGYO KK
11 patentsUS5116863AMay 26, 1992
Dibenz[b,e]oxepin derivative and pharmaceutical compositions thereof
KYOWA HAKKO KOGYO KK106 citations94
US5607955AMar 4, 1997
Tricyclic compounds on angiotensin II receptor antagonists
KYOWA HAKKO KOGYO KK28 citations92
US5478840ADec 26, 1995
Tricyclic compounds
KYOWA HAKKO KOGYO KK26 citations92
US5378701AJan 3, 1995
Tricyclic compounds
KYOWA HAKKO KOGYO KK36 citations92
US5478835ADec 26, 1995
Tricyclic compounds and intermediates thereof
KYOWA HAKKO KOGYO KK21 citations91
US5340807AAug 23, 1994
Tricyclic compounds and intermediates thereof
KYOWA HAKKO KOGYO KK22 citations91
US6211227B1Apr 3, 2001
Tricyclic compounds
KYOWA HAKKO KOGYO KK23 citations89
US6150355ANov 21, 2000
Phenylpiperidine derivative
KYOWA HAKKO KOGYO KK25 citations89
US5679703AOct 21, 1997
Tricyclic compounds having ACAT inhibiting activity
KYOWA HAKKO KOGYO KK22 citations89
US5239083AAug 24, 1993
Indole derivatives which inhibit steroid 5α reductase
KYOWA HAKKO KOGYO KK35 citations88
US4547496AOct 15, 1985
Antiulcer [1] benzepino[3,4-b]pyridine and compositions
KYOWA HAKKO KOGYO KK23 citations81
OLYMPUS OPTICAL CO
3 patentsUS5204446AApr 20, 1993
Polypeptide having immunoreactivity with antibody specific to hepatitis b virus
OLYMPUS OPTICAL CO10 citations71
US4937200AJun 26, 1990
Method of effecting immunoassay by using affinity chromatography
OLYMPUS OPTICAL CO12 citations71
US4855229AAug 8, 1989
Measurement method of peroxidase activity
OLYMPUS OPTICAL CO3 citations60