Inventor
UMETSU SHINJIRO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “UMETSU SHINJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
8 patentsUS5079559AJan 7, 1992
Dual plate antenna
NEC CORP74 citations95
US5193220AMar 9, 1993
Device for mounting an electronic part
NEC CORP73 citations94
US4955084ASep 4, 1990
Paging receiver with metallic display frame structure increasing antenna gain
NEC CORP35 citations92
US4956641ASep 11, 1990
Radio paging device having circuitry of rewriting a stored message with error-free characters
NEC CORP26 citations91
US4734694AMar 29, 1988
Pager
NEC CORP53 citations91
US4768031AAug 30, 1988
Radio paging receiver having a message protection capability
NEC CORP20 citations82
US5832366ANov 3, 1998
Radio selective call receiver
NEC CORP14 citations73
US5485146AJan 16, 1996
Paging receiver
NEC CORP0 citations42
NIPPON ELECTRIC CO
5 patentsUS4340973AJul 20, 1982
Selective calling receiver including a voltage converter with low power consumption
NIPPON ELECTRIC CO54 citations92
US4481675ANov 6, 1984
Pulse detecting circuit of receiver for use in digital radio communication system
NIPPON ELECTRIC CO24 citations82
US4380832AApr 19, 1983
Portable radio communication device having signal processing circuit with presetting function
NIPPON ELECTRIC CO10 citations74
US4631640ADec 23, 1986
Portable radio device for protecting a radio circuit from static electricity
NIPPON ELECTRIC CO15 citations73
US4599615AJul 8, 1986
Pager receiver comprising a memory storing a sequence of information signals to be tested
NIPPON ELECTRIC CO11 citations73