Inventor
KUWAHARA YOSHIHIKO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “KUWAHARA YOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
8 patentsUS5072228ADec 10, 1991
Phased array antenna with temperature compensating capability
NEC CORP236 citations98
US6070079AMay 30, 2000
Positioning apparatus used in a cellular communication system and capable of carrying out a positioning with a high accuracy in urban area
NEC CORP57 citations95
US6446025B1Sep 3, 2002
Multiple propagation wave parameter measuring method and apparatus and machine-readable recording medium recording multiple propagation wave parameter measuring program
NEC CORP35 citations92
US6278406B1Aug 21, 2001
Direction finder and device for processing measurement results for the same
NEC CORP28 citations92
US6084928AJul 4, 2000
Radio environment analysis apparatus
NEC CORP34 citations92
US5969641AOct 19, 1999
Vehicle identification system for electric toll collection system
NEC CORP35 citations92
US4890110ADec 26, 1989
Microwave landing system
NEC CORP31 citations92
US4899160AFeb 6, 1990
Guidance equipment for microwave landing system
NEC CORP4 citations62