Inventor · disambiguated record
Toshiyuki Itoh
Also filed as: ITOH TOSHIYUKI
39 granted patents·15 pending applications·1,234 citations·filing 1976–2024
98Inventor score
Top patents by PatentIndex Score
54 records- 0198US4796189ANavigation system for automotive vehicle with automatic navigation start and navigation end point search and automatic route selectionNISSAN MOTOR·Filed 1986·Granted Jan 3, 1989·247 cites·23 claims
- 0295US5172138APositioning apparatus for a movable member such as a sheet guide memberCANON KK·Filed 1991·Granted Dec 15, 1992·63 cites·17 claims
- 0393US5154411AImage forming apparatusCANON KK·Filed 1992·Granted Oct 13, 1992·52 cites·23 claims
- 0493US4899285ASystem and method for measuring a position of a moving object with a hybrid navigation apparatusNISSAN MOTOR·Filed 1987·Granted Feb 6, 1990·112 cites·14 claims
- 0593US4308439ASwitching deviceNISSAN MOTOR·Filed 1979·Granted Dec 29, 1981·42 cites·2 claims
- 0691US5196885AImage forming apparatusCANON KK·Filed 1991·Granted Mar 23, 1993·42 cites·99 claims
- 0788US5321478AImage forming apparatus which can discriminate frequency of image forming operationsCANON KK·Filed 1993·Granted Jun 14, 1994·38 cites·10 claims
- 0886US4782447ASystem and method for navigating a vehicleNISSAN MOTOR·Filed 1986·Granted Nov 1, 1988·104 cites·18 claims
- 0986US4774671ANavigation system for automotive vehicle including feature of updating vehicle position at every intersection along preset courseNISSAN MOTOR·Filed 1986·Granted Sep 27, 1988·71 cites·16 claims
- 1086US4757455ANavigation system for a vehicleNISSAN MOTOR·Filed 1986·Granted Jul 12, 1988·61 cites·10 claims
- 1185US4763270ANavigation system for a vehicle and method thereforNISSAN MOTOR·Filed 1986·Granted Aug 9, 1988·58 cites·14 claims
- 1281US5206811ANavigation system for automotive vehicleNISSAN MOTOR·Filed 1992·Granted Apr 27, 1993·63 cites·15 claims
- 1380US8280463B2Electronic apparatusHORI TETSUYA·Filed 2008·Granted Oct 2, 2012·12 cites·7 claims
- 1478US4317012ADisplay board type switching deviceNISSAN MOTOR·Filed 1980·Granted Feb 23, 1982·29 cites·8 claims
- 1575US8081269B2Liquid crystal display deviceYADA HARUYOSHI·Filed 2008·Granted Dec 20, 2011·5 cites·6 claims
- 1674US5334817ASurface temperature control device for maintaining a constant temperature by control of current supplyCANON KK·Filed 1991·Granted Aug 2, 1994·20 cites·8 claims
- 1773US8440109B2Fullerene derivativeITOH TOSHIYUKI·Filed 2008·Granted May 14, 2013·5 cites·5 claims
- 1872US8420061B2Ultraviolet absorber water-dispersed compositionSATONAKA KENYA·Filed 2010·Granted Apr 16, 2013·2 cites·9 claims
- 1972US7074045B2Portable terminal device and open/close detectorFUJITSU LTD·Filed 2004·Granted Jul 11, 2006·16 cites·6 claims
- 2072US6493532B2Slide-rotating collar protecting rotatable resin shaftRICOH KK·Filed 2001·Granted Dec 10, 2002·15 cites·11 claims
- 2172US5450170AImage forming apparatus having transfer meansCANON KK·Filed 1993·Granted Sep 12, 1995·19 cites·18 claims
- 2271US7847878B2Electronic apparatusFUJITSU LTD·Filed 2008·Granted Dec 7, 2010·3 cites·7 claims
- 2371US7149558B2Portable terminal deviceFUJITSU LTD·Filed 2004·Granted Dec 12, 2006·11 cites·5 claims
- 2467US5251139AVehicular traveling direction measuring systemNISSAN MOTOR·Filed 1990·Granted Oct 5, 1993·30 cites·14 claims
- 2567US5023799AVehicular traveling direction measuring systemNISSAN MOTOR·Filed 1990·Granted Jun 11, 1991·31 cites·22 claims
- 2667US2024367146A1Humidity control agent and deviceDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 2765US2025099913A1Humidity control agent and deviceDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 2859US5151862AVehicular traveling direction measuring systemNISSAN MOTOR·Filed 1991·Granted Sep 29, 1992·22 cites·12 claims
- 2956US7907979B2Electronic apparatus, display control method and recording mediumFUJITSU LTD·Filed 2007·Granted Mar 15, 2011·1 cites·12 claims
- 3056US2011193072A1Fullerene derivative, composition, and organic photoelectric conversion elementSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 3155US2011193073A1Fullerene derivative, composition and organic photoelectric conversion elementSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 3254US6438330B1Image formation apparatus, image formation unit and toner stirring unitFUJITSU LTD·Filed 2001·Granted Aug 20, 2002·5 cites·14 claims
- 3354US4105158APreheating and warming apparatus for use with vehiclesHITACHI LTD·Filed 1976·Granted Aug 8, 1978·12 cites·16 claims
- 3453US2007054707A1Portable terminal deviceFUJITSU LTD·Filed 2006·Application pending·0 cites
- 3552US5511161AMethod and apparatus to reset a microcomputer by resetting the power supplyCANON KK·Filed 1993·Granted Apr 23, 1996·23 cites·21 claims
- 3652US2024127982A1Information processing apparatus and control method of information processing apparatusAIST·Filed 2022·Application pending·0 cites
- 3751US8648980B2Liquid crystal display deviceYADA HARUYOSHI·Filed 2011·Granted Feb 11, 2014·0 cites·5 claims
- 3851US8000758B2Portable terminal deviceFUJITSU LTD·Filed 2007·Granted Aug 16, 2011·0 cites·7 claims
- 3950US5359400AImage forming apparatusCANON KK·Filed 1992·Granted Oct 25, 1994·8 cites·7 claims
- 4046US12404293B2Method for producing glycan, building block for gylican synthesis, and compoundNAT UNIV CORP TOTTORI UNIV·Filed 2020·Granted Sep 2, 2025·0 cites·13 claims
- 4145US2006245613A1Sounding body unit for preventing occurrence of abnormal soundsFUJITSU LTD·Filed 2005·Application pending·0 cites
- 4245US2022254998A1Conductive bridge memory device, manufacturing method thereof, and switching deviceNAT UNIV CORP TOTTORI UNIV·Filed 2020·Application pending·0 cites
- 4344US2009079901A1Liquid crystal display deviceFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4443US2004033822A1Portable terminal apparatusFUJITSU LTD·Filed 2003·Application pending·0 cites
- 4542US2007219379A1Ionic Liquid and Process for Producing the SameKANEKA CORP·Filed 2005·Application pending·0 cites
- 4640US2016147057A1Lens unit and transmission compound microscopeNAGAYAMA KUNIAKI·Filed 2014·Application pending·0 cites
- 4739US5420396AHeating apparatus which interrupts energization in overheated stateCANON KK·Filed 1992·Granted May 30, 1995·8 cites·5 claims
- 4838US2018075978A1Photoelectric conversion deviceSUMITOMO CHEMICAL CO·Filed 2016·Application pending·0 cites
- 4936US2021249595A1Conductive bridge memory device, manufacturing method thereof, and switching elementNAT UNIV CORP TOTTORI UNIV·Filed 2019·Application pending·0 cites
- 5034US8401597B2Mobile terminal deviceTOMOHARA FUMIYOSHI·Filed 2010·Granted Mar 19, 2013·0 cites·8 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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