Inventor
NAKAGAMI HIROYUKI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “NAKAGAMI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPRO CORP
20 patentsUSD749214SFeb 9, 2016
Needle introducer catheter
NIPRO CORP61 citations96
USD748777SFeb 2, 2016
Needle introducer catheter
NIPRO CORP83 citations96
USD751190SMar 8, 2016
Infusion bag
NIPRO CORP25 citations93
US6638254B2Oct 28, 2003
Indwelling needle assembly
NIPRO CORP46 citations92
US6475191B2Nov 5, 2002
Indwelling needle assembly
NIPRO CORP30 citations91
USD761421SJul 12, 2016
Medical connector
NIPRO CORP10 citations82
USD777321SJan 24, 2017
Liquid medicine injection device
NIPRO CORP9 citations80
US6923793B2Aug 2, 2005
Clamp for winged needle
NIPRO CORP8 citations74
US11529474B2Dec 20, 2022
Valved needle assembly
NIPRO CORP5 citations72
US6855127B2Feb 15, 2005
Needle assembly
NIPRO CORP11 citations72
USD469179SJan 21, 2003
Safety medical needle assembly
NIPRO CORP8 citations72
US9101749B2Aug 11, 2015
Indwelling catheter
NIPRO CORP5 citations71
US11135417B2Oct 5, 2021
Medical valve
NIPRO CORP5 citations67
US12377227B2Aug 5, 2025
Hemostasis valve-equipped indwelling needle and indwelling needle assembly
NIPRO CORP0 citations62
US11839752B2Dec 12, 2023
Hemostasis valve-equipped indwelling needle and indwelling needle assembly
NIPRO CORP1 citations62
US12478302B2Nov 25, 2025
Puncturing tool for small animals
NIPRO CORP0 citations54
US12110972B2Oct 8, 2024
Flow path switching device
NIPRO CORP1 citations53
US12178970B2Dec 31, 2024
Hub assembly
NIPRO CORP0 citations50
US12478772B2Nov 25, 2025
Valved needle assembly and indwelling needle assembly
NIPRO CORP0 citations45
US10369280B2Aug 6, 2019
Indwelling needle assembly
NIPRO CORP0 citations35