Inventor
OHTANI SEIJI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “OHTANI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKEDA CHEMICAL INDUSTRIES LTD
9 patentsUS5851451ADec 22, 1998
Production of microspheres
TAKEDA CHEMICAL INDUSTRIES LTD163 citations97
US5605542AFeb 25, 1997
Prefilled syringe
TAKEDA CHEMICAL INDUSTRIES LTD114 citations97
US6036976AMar 14, 2000
Sustained release microspheres and preparation thereof
TAKEDA CHEMICAL INDUSTRIES LTD111 citations96
US5865799AFeb 2, 1999
Prefilled syringe
TAKEDA CHEMICAL INDUSTRIES LTD83 citations95
US5716339AFeb 10, 1998
Prefilled syringe
TAKEDA CHEMICAL INDUSTRIES LTD63 citations95
US5038839AAug 13, 1991
Filling apparatus
TAKEDA CHEMICAL INDUSTRIES LTD119 citations95
US5817056AOct 6, 1998
Prefilled syringe
TAKEDA CHEMICAL INDUSTRIES LTD34 citations91
US4895274AJan 23, 1990
Auger feeder
TAKEDA CHEMICAL INDUSTRIES LTD41 citations90
US5891087AApr 6, 1999
Mixing syringe
TAKEDA CHEMICAL INDUSTRIES LTD53 citations89