Inventor
KAWAMURA KATSUAKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA KATSUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
9 patentsUS5177493AJan 5, 1993
Antenna device for movable body
PIONEER ELECTRONIC CORP55 citations95
US6453180B1Sep 17, 2002
Vehicle-installed telephone apparatus
PIONEER ELECTRONIC CORP31 citations88
US4397041AAug 2, 1983
Complex antenna system and FM/AM receiver
PIONEER ELECTRONIC CORP22 citations80
US4370522AJan 25, 1983
FM Receiver for use with motorcars
PIONEER ELECTRONIC CORP23 citations80
US4618998AOct 21, 1986
Radio communications control system which automatically returns the system to the speech channel
PIONEER ELECTRONIC CORP11 citations72
US4395714AJul 26, 1983
Antenna array system usable for AM/FM receiver
PIONEER ELECTRONIC CORP18 citations72
US4628537ADec 9, 1986
System for identifying a responding station for a radio communications system
PIONEER ELECTRONIC CORP10 citations71
US4551855ANov 5, 1985
Radio communications system for detecting the coincidence of decoded information
PIONEER ELECTRONIC CORP14 citations71
US5202925AApr 13, 1993
Fm stereophonic receiver
PIONEER ELECTRONIC CORP2 citations61