Inventor
HIRAKAWA YOSHIYUKI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TANABE SEIYAKU CO
6 patentsUS5068112ANov 26, 1991
Controlled release pharmaceutical preparation and method for producing the same
TANABE SEIYAKU CO86 citations95
US5395628AMar 7, 1995
Controlled release succinic acid microcapsules coated with aqueous acrylics
TANABE SEIYAKU CO98 citations93
US5254347AOct 19, 1993
Controlled release pharmaceutical preparation and method for producing the same
TANABE SEIYAKU CO24 citations92
US5725880AMar 10, 1998
Pharmaceutical preparation controlled to release medicinal active ingredient at targeted site in intestinal tract
TANABE SEIYAKU CO38 citations90
US5614220AMar 25, 1997
Pharmaceutical preparation controlled to release medicinal active ingredient at targeted site in intestinal tract
TANABE SEIYAKU CO36 citations88
US4966899AOct 30, 1990
Antibacterial lyophilized preparation of aspoxicillin
TANABE SEIYAKU CO2 citations57