Inventor
KAWAHARA KEIJI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARA KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS6580395B2Jun 17, 2003
High-frequency communication apparatus and method of manufacturing the same
HITACHI LTD17 citations91
US8016214B2Sep 13, 2011
Fuel injection valve and method for forming orifice thereof
HITACHI LTD18 citations83
US6976381B2Dec 20, 2005
Fuel injector, nozzle body, and manufacturing method of cylindrical part equipped with fluid passage
HITACHI LTD7 citations73
US6710745B2Mar 23, 2004
High-frequency communication apparatus and method of manufacturing the same
HITACHI LTD8 citations72
US7874070B2Jan 25, 2011
Injection valve and method of making orifice
HITACHI LTD4 citations61
US7315104B2Jan 1, 2008
Iron core and method of manufacturing the same and apparatus for manufacturing the same
HITACHI LTD4 citations60