Inventor · disambiguated record
Toshio Nagashima
Also filed as: NAGASHIMA TOSHIO
26 granted patents·2 pending applications·914 citations·filing 1974–2009
97Inventor score
Files withHITACHI LTD16FUJI XEROX CO LTD5KOKUSAI ELECTRIC CO LTD2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1NAGASHIMA TOSHIO1
Top patents by PatentIndex Score
28 records- 0197US4328531AThick film multilayer substrateHITACHI LTD·Filed 1980·Granted May 4, 1982·197 cites·1 claims
- 0293US4353132ADouble superheterodyne tunerHITACHI LTD·Filed 1981·Granted Oct 5, 1982·59 cites·3 claims
- 0385US5940143AHigh-definition television signal receiving apparatus and gain control circuit thereofHITACHI LTD·Filed 1996·Granted Aug 17, 1999·88 cites·20 claims
- 0485US5760820ADigital signal transmission system with priority information forcing display of text on a receiverHITACHI LTD·Filed 1996·Granted Jun 2, 1998·100 cites·4 claims
- 0584US5956098ADigital broadcasting receiverHITACHI LTD·Filed 1996·Granted Sep 21, 1999·62 cites·8 claims
- 0683US5572264AHigh definition TV signal receiverHITACHI LTD·Filed 1995·Granted Nov 5, 1996·64 cites·16 claims
- 0782US6624758B1Remote keyless entry systemHITACHI LTD·Filed 1999·Granted Sep 23, 2003·71 cites·18 claims
- 0880US7380997B2Monitor cameraMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jun 3, 2008·6 cites·1 claims
- 0978US6909470B2Digital broadcast recorderHITACHI LTD·Filed 2003·Granted Jun 21, 2005·12 cites·15 claims
- 1076US6657678B1Digital broadcasting receiverHITACHI LTD·Filed 1999·Granted Dec 2, 2003·37 cites·16 claims
- 1175US4160953ASelf-oscillation mixer circuitsHITACHI LTD·Filed 1978·Granted Jul 10, 1979·22 cites·13 claims
- 1274US4912520AMixer circuit for use in a tuner of a television set or the likeHITACHI LTD·Filed 1988·Granted Mar 27, 1990·32 cites·18 claims
- 1367US3981268ADevice for controlling electric potential applied to developing electrode in an electrophotographic duplicatorFUJI XEROX CO LTD·Filed 1975·Granted Sep 21, 1976·14 cites·4 claims
- 1466US3985099AMagnetic brush developing deviceFUJI XEROX CO LTD·Filed 1975·Granted Oct 12, 1976·12 cites·3 claims
- 1563US4731875AFrequency converter used for a receiver which receives signals of a UHF band or a microwave bandHITACHI LTD·Filed 1986·Granted Mar 15, 1988·21 cites·5 claims
- 1661US5630214AWide-band receiving apparatus with local oscillating circuitHITACHI LTD·Filed 1995·Granted May 13, 1997·31 cites·1 claims
- 1761US3977361AMagnetic brush developing deviceFUJI XEROX CO LTD·Filed 1975·Granted Aug 31, 1976·10 cites·1 claims
- 1861US3931600AMechanical filterKOKUSAI ELECTRIC CO LTD·Filed 1974·Granted Jan 6, 1976·13 cites·14 claims
- 1960US7352274B2Remote keyless entry systemHITACHI LTD·Filed 2003·Granted Apr 1, 2008·7 cites·11 claims
- 2058US5212828AReceiver apparatusHITACHI LTD·Filed 1990·Granted May 18, 1993·30 cites·4 claims
- 2154US8822010B2Element for electronic componentNAITO KAZUMI·Filed 2009·Granted Sep 2, 2014·1 cites·32 claims
- 2249US3981271AMagnetic brush type developer for use in an electrophotographic machineFUJI XEROX CO LTD·Filed 1975·Granted Sep 21, 1976·6 cites·3 claims
- 2345US4352076ABand pass filtersHITACHI LTD·Filed 1980·Granted Sep 28, 1982·8 cites·5 claims
- 2442US2002129251A1Method and system for individual authentication and digital signature utilizing article having DNA based ID information markFiled 2001·Application pending·0 cites
- 2542US2010221987A1Double Side Polishing MachineNAGASHIMA TOSHIO·Filed 2006·Application pending·0 cites
- 2641US4048958AMagnetic brush developing deviceFUJI XEROX CO LTD·Filed 1976·Granted Sep 20, 1977·5 cites·1 claims
- 2739US6916233B2Polishing and cleaning compound deviceTSC CORP·Filed 2003·Granted Jul 12, 2005·2 cites·12 claims
- 2837US3953662ASealed container housing a mechanical filterKOKUSAI ELECTRIC CO LTD·Filed 1974·Granted Apr 27, 1976·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →