Inventor · disambiguated record
Shinjiro Umetsu
Also filed as: UMETSU SHINJIRO
14 granted patents·417 citations·filing 1980–1996
94Inventor score
Top patents by PatentIndex Score
14 records- 0189US4340973ASelective calling receiver including a voltage converter with low power consumptionNIPPON ELECTRIC CO·Filed 1980·Granted Jul 20, 1982·54 cites·5 claims
- 0288US5079559ADual plate antennaNEC CORP·Filed 1989·Granted Jan 7, 1992·74 cites·7 claims
- 0383US5193220ADevice for mounting an electronic partNEC CORP·Filed 1990·Granted Mar 9, 1993·73 cites·12 claims
- 0474US4481675APulse detecting circuit of receiver for use in digital radio communication systemNIPPON ELECTRIC CO·Filed 1982·Granted Nov 6, 1984·24 cites·9 claims
- 0573US4955084APaging receiver with metallic display frame structure increasing antenna gainNEC CORP·Filed 1989·Granted Sep 4, 1990·35 cites·4 claims
- 0661US4956641ARadio paging device having circuitry of rewriting a stored message with error-free charactersNEC CORP·Filed 1988·Granted Sep 11, 1990·26 cites·9 claims
- 0756US4768031ARadio paging receiver having a message protection capabilityNEC CORP·Filed 1986·Granted Aug 30, 1988·20 cites·6 claims
- 0854US4734694APagerNEC CORP·Filed 1985·Granted Mar 29, 1988·53 cites·8 claims
- 0953US4631640APortable radio device for protecting a radio circuit from static electricityNIPPON ELECTRIC CO·Filed 1985·Granted Dec 23, 1986·15 cites·5 claims
- 1048US4380832APortable radio communication device having signal processing circuit with presetting functionNIPPON ELECTRIC CO·Filed 1981·Granted Apr 19, 1983·10 cites·7 claims
- 1146US4599615APager receiver comprising a memory storing a sequence of information signals to be testedNIPPON ELECTRIC CO·Filed 1983·Granted Jul 8, 1986·11 cites·5 claims
- 1240US5832366ARadio selective call receiverNEC CORP·Filed 1996·Granted Nov 3, 1998·14 cites·11 claims
- 1334US4796024ASelective calling receiver with automatic memory storage and turn-on indicationNIPPON TELEGRAPH & TELEPHONE·Filed 1986·Granted Jan 3, 1989·8 cites·3 claims
- 1430US5485146APaging receiverNEC CORP·Filed 1995·Granted Jan 16, 1996·0 cites·8 claims
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