Inventor
YOSHIHARA KOICHI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIHARA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOK CORP
6 patentsUS6003539ADec 21, 1999
Differential pressure regulating valve and liquid shut-off valve device
NOK CORP71 citations95
US5529280AJun 25, 1996
Diaphragm Valve
NOK CORP37 citations92
US5640989AJun 24, 1997
Fuel cut-off valve
NOK CORP22 citations91
US6874523B2Apr 5, 2005
Fluid cutoff valve device
NOK CORP12 citations83
US5931183AAug 3, 1999
Liquid cutoff valve unit
NOK CORP15 citations72
US7472717B2Jan 6, 2009
Float Valve
NOK CORP1 citations51