Inventor · disambiguated record
Yasuo Ito
Also filed as: ITO YASUO
68 granted patents·13 pending applications·2,076 citations·filing 1974–2019
99Inventor score
Top patents by PatentIndex Score
81 records- 0195US6263276B1Communicatory navigation systemEQUOS RESEARCH KK·Filed 2000·Granted Jul 17, 2001·130 cites·6 claims
- 0293US9270138B2Electric power transmission systemEQUOS RES CO LTD·Filed 2013·Granted Feb 23, 2016·27 cites·4 claims
- 0393US6484093B1Communication route guidance systemEQUOS RESEARCH KK·Filed 2000·Granted Nov 19, 2002·134 cites·22 claims
- 0491US6202024B1Communicatory navigation systemEQUOS RESEARCH KK·Filed 1999·Granted Mar 13, 2001·136 cites·6 claims
- 0590US7958635B2Process for producing a pulley for a continuously variable belt drive transmissionJATCO LTD·Filed 2005·Granted Jun 14, 2011·25 cites·16 claims
- 0689US6282492B1Navigation system and navigation apparatus used in the navigation systemEQUOS RESEARCH KK·Filed 2000·Granted Aug 28, 2001·88 cites·26 claims
- 0789US5250994AImage forming apparatus having transfer member supporting memberCANON KK·Filed 1992·Granted Oct 5, 1993·37 cites·13 claims
- 0887US6249740B1Communications navigation system, and navigation base apparatus and vehicle navigation apparatus both used in the navigation systemEQUOS RESEARCH KK·Filed 1999·Granted Jun 19, 2001·425 cites·8 claims
- 0987US5357750AMethod for detecting deterioration of catalyst and measuring conversion efficiency thereof with an air/fuel ratio sensorNGK SPARK PLUG CO·Filed 1993·Granted Oct 25, 1994·75 cites·9 claims
- 1087US4030534AApparatus for continuous casting using linear magnetic field for core agitationNIPPON STEEL CORP·Filed 1976·Granted Jun 21, 1977·23 cites·4 claims
- 1186US6314369B1Communications navigation system, and navigation base apparatus and navigation apparatus both used in the navigation systemEQUOS RESEARCH KK·Filed 1999·Granted Nov 6, 2001·199 cites·24 claims
- 1285US6542816B1Communication navigation systemEQUOS RESEARCH KK·Filed 2000·Granted Apr 1, 2003·66 cites·11 claims
- 1383US6752005B2Nonresonant type knock sensorNGK SPARK PLUG CO·Filed 2003·Granted Jun 22, 2004·26 cites·4 claims
- 1482US9866068B2Electric power transmission system with power transmission and receiving antennasEQUOS RES CO LTD·Filed 2013·Granted Jan 9, 2018·8 cites·6 claims
- 1580US5866808AApparatus for detecting condition of burning in internal combustion engineDENSO CORP·Filed 1996·Granted Feb 2, 1999·26 cites·9 claims
- 1679US6427117B1Navigation method, navigation system, and information communications apparatus used in the navigation systemEQUOS RESEARCH KK·Filed 2000·Granted Jul 30, 2002·43 cites·25 claims
- 1778US5365910AMisfire detector for use in internal combustion engineNGK SPARK PLUG CO·Filed 1992·Granted Nov 22, 1994·21 cites·4 claims
- 1876US7111652B2Mixed liquid manufacturing apparatusHITACHI IND CO LTD·Filed 2004·Granted Sep 26, 2006·21 cites·11 claims
- 1975US4892073AIgnition system for internal combustion enginesNIPPON DENSO CO·Filed 1988·Granted Jan 9, 1990·16 cites·14 claims
- 2074US7806793B2Continuously variable belt drive transmissionJATCO LTD·Filed 2005·Granted Oct 5, 2010·9 cites·20 claims
- 2173US5970952ACombustion state detector apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Oct 26, 1999·22 cites·7 claims
- 2271US5151796AImage reading apparatus having a D/A converter with a controllable outputCANON KK·Filed 1990·Granted Sep 29, 1992·32 cites·18 claims
- 2370US3952791AMethod of continuous casting using linear magnetic field for core agitationNIPPON STEEL CORP·Filed 1974·Granted Apr 27, 1976·21 cites·11 claims
- 2468US12129557B2High surface-pressure resistant component and production method thereforDAIDO STEEL CO LTD·Filed 2019·Granted Oct 29, 2024·0 cites·2 claims
- 2568US5269282AMisfire detector for use in internal combustion engineNGK SPARK PLUG CO·Filed 1992·Granted Dec 14, 1993·15 cites·10 claims
- 2667US5400760AMisfire detector device for internal combustion engineNGK SPARK PLUG CO·Filed 1993·Granted Mar 28, 1995·14 cites·8 claims
- 2766US5317267ASpark plug voltage probe for use with an internal combustion engineNGK SPARK PLUG CO·Filed 1992·Granted May 31, 1994·14 cites·1 claims
- 2865US5182748AProtocol conversion systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1990·Granted Jan 26, 1993·57 cites·4 claims
- 2965US5157921AMethod for measuring conversion efficiency of catalyst and detecting deterioration thereof with air/fuel ratio sensorsNGK SPARK PLUG CO·Filed 1991·Granted Oct 27, 1992·32 cites·17 claims
- 3063US5939616AKnocking detecting sensorNGK SPARK PLUG CO·Filed 1997·Granted Aug 17, 1999·28 cites·15 claims
- 3163US5032712ASignal accumulation image reading apparatusCANON KK·Filed 1989·Granted Jul 16, 1991·17 cites·11 claims
- 3262US4417213AData regenerative system for NRZ mode signalsVICTOR COMPANY OF JAPAN·Filed 1981·Granted Nov 22, 1983·11 cites·10 claims
- 3360US7310602B2Navigation apparatusEQUOS RESEARCH KK·Filed 2004·Granted Dec 18, 2007·12 cites·4 claims
- 3460US5979406AKnock control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Nov 9, 1999·29 cites·3 claims
- 3559US9982831B2Thermal insulation and method of producing the sameNICHIAS CORP·Filed 2016·Granted May 29, 2018·0 cites·17 claims
- 3658US5836285ADevice for controlling knocking in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 17, 1998·28 cites·6 claims
- 3758US5596426AImage processing method and apparatusCANON KK·Filed 1995·Granted Jan 21, 1997·20 cites·31 claims
- 3858US5477148ASpark plug voltage probe device for use in an internal combustion engineNGK SPARK PLUG CO·Filed 1994·Granted Dec 19, 1995·9 cites·3 claims
- 3956US7528569B2Inverter circuit free from power-source-voltage fluctuationDENSO CORP·Filed 2006·Granted May 5, 2009·5 cites·15 claims
- 4055US6870793B2Automatically tracking scanning sonarFURUNO ELECTRIC CO·Filed 2003·Granted Mar 22, 2005·15 cites·11 claims
- 4155US2013266801A1Thermal insulator and method of manufacturing the sameSAKAMOTO AKIFUMI·Filed 2011·Application pending·0 cites
- 4254US6000276AKnock detection device for an internal combustion engine avoiding erroneous knock detectionTOYOTA MOTOR CO LTD·Filed 1998·Granted Dec 14, 1999·16 cites·1 claims
- 4354US5959192AKnock detecting device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1998·Granted Sep 28, 1999·16 cites·2 claims
- 4452US7250212B2Porous body-coated fiber, porous body-coated particle, and formed article using the sameHOSOKAWA POWDER TECHNOLOGY RES·Filed 2004·Granted Jul 31, 2007·4 cites·17 claims
- 4551US6176216B1Ignition control for fuel direct injection type engineDENSO CORP·Filed 1998·Granted Jan 23, 2001·9 cites·15 claims
- 4650US9950963B2Thermal insulator and method of manufacturing the sameNICHIAS CORP·Filed 2016·Granted Apr 24, 2018·0 cites·11 claims
- 4749US6034787AImage processing apparatus having a high gradation mode and a high resolution mode of operationCANON KK·Filed 1992·Granted Mar 7, 2000·11 cites·19 claims
- 4848US9903449B2Toroidal continuously variable transmissionNSK LTD·Filed 2014·Granted Feb 27, 2018·0 cites·4 claims
- 4948US5457487AColor image forming apparatus which times release of each of plural color image signalsCANON KK·Filed 1992·Granted Oct 10, 1995·11 cites·18 claims
- 5048US2009169707A1Process of producing whole wheat flourNISSHIN FLOUR MILLING INC·Filed 2007·Application pending·0 cites
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →