Inventor · disambiguated record
Yoko Nakayama
Also filed as: NAKAYAMA YOKO
36 granted patents·6 pending applications·967 citations·filing 1997–2017
98Inventor score
Files withHITACHI LTD33NAKAYAMA YOKO4RENESAS ELECTRONICS CORP2TAKENOSHITA KAZUTOSHI2MIYAMOTO MAKOTO1
Top patents by PatentIndex Score
42 records- 0199US6039026AMethod of controlling internal combustion engineHITACHI LTD·Filed 1998·Granted Mar 21, 2000·149 cites·15 claims
- 0298US7121253B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2006·Granted Oct 17, 2006·51 cites·5 claims
- 0397US7013863B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2004·Granted Mar 21, 2006·60 cites·6 claims
- 0497US6722340B1Cylinder injection engine and fuel injection nozzle used for the engineHITACHI LTD·Filed 1999·Granted Apr 20, 2004·91 cites·1 claims
- 0596US6557532B1Fuel injection apparatus and method for cylinder injection type internal combustion engineHITACHI LTD·Filed 2000·Granted May 6, 2003·54 cites·10 claims
- 0696US6520142B2Engine control system for controlling in-cylinder fuel injection engineHITACHI LTD·Filed 2002·Granted Feb 18, 2003·56 cites·20 claims
- 0795US6499456B1Cylinder injection engine and control apparatus and method thereofHITACHI LTD·Filed 2000·Granted Dec 31, 2002·63 cites·19 claims
- 0893US6991052B2Hybrid carHITACHI LTD·Filed 2002·Granted Jan 31, 2006·42 cites·11 claims
- 0991US9846201B2Semiconductor integrated circuit having battery control function and operation method thereofRENESAS ELECTRONICS CORP·Filed 2015·Granted Dec 19, 2017·4 cites·10 claims
- 1091US6702053B2Hybrid carHITACHI LTD·Filed 2002·Granted Mar 9, 2004·31 cites·6 claims
- 1190US8970174B2Semiconductor integrated circuit having battery control function and operation method thereofNAKAYAMA YOKO·Filed 2012·Granted Mar 3, 2015·8 cites·20 claims
- 1290US6155217AControl method of an internal combustion engineHITACHI LTD·Filed 1998·Granted Dec 5, 2000·43 cites·3 claims
- 1387US6880519B2Fuel injection apparatus and method for cylinder injection type internal combustion engineHITACHI LTD·Filed 2003·Granted Apr 19, 2005·23 cites·9 claims
- 1486US7128051B2Internal combustion engine, and control apparatus and method thereofHITACHI LTD·Filed 2004·Granted Oct 31, 2006·18 cites·5 claims
- 1585US6371065B1Control method of an internal combustion engineHITACHI LTD·Filed 2000·Granted Apr 16, 2002·20 cites·2 claims
- 1682US6427659B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2001·Granted Aug 6, 2002·12 cites·1 claims
- 1780US6095113AFuel injection apparatus and control method thereofHITACHI LTD·Filed 1998·Granted Aug 1, 2000·25 cites·16 claims
- 1879US9220162B2Plasma generating apparatus and plasma generating methodTAKENOSHITA KAZUTOSHI·Filed 2012·Granted Dec 22, 2015·9 cites·33 claims
- 1975US7441617B2Hybrid carHITACHI LTD·Filed 2006·Granted Oct 28, 2008·7 cites·29 claims
- 2075US6550444B2Premixed-compression-ignition internal combustion engine and method of controlling the sameHITACHI LTD·Filed 2001·Granted Apr 22, 2003·14 cites·10 claims
- 2174US6199534B1Control equipment for internal combustion enginesHITACHI LTD·Filed 2000·Granted Mar 13, 2001·17 cites·3 claims
- 2274US5850816AMethod for stratifying air-fuel mixture in direct fuel injection internal combustion engine and electronic system engine control apparatus using above methodHITACHI LTD·Filed 1997·Granted Dec 22, 1998·25 cites·24 claims
- 2373US6334427B1Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion methodHITACHI LTD·Filed 1999·Granted Jan 1, 2002·38 cites·9 claims
- 2472US7165526B2Direct injection engine and controller for the sameHITACHI LTD·Filed 2005·Granted Jan 23, 2007·9 cites·18 claims
- 2568US7464491B2Packaged shoesNAKAYAMA YOKO·Filed 2006·Granted Dec 16, 2008·10 cites·15 claims
- 2667US7021274B2Fuel injection equipment, internal combustion engine, and control method of fuel injection equipmentHITACHI LTD·Filed 2003·Granted Apr 4, 2006·8 cites·5 claims
- 2766US6484690B2Control equipment for internal combustion enginesHITACHI LTD·Filed 2001·Granted Nov 26, 2002·12 cites·5 claims
- 2866US6390059B1Cylinder-injection type internal combustion engine, method of controlling the engine, and fuel injection nozzleHITACHI LTD·Filed 1999·Granted May 21, 2002·14 cites·3 claims
- 2965US6520144B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2001·Granted Feb 18, 2003·7 cites·1 claims
- 3062US2018100897A1Semiconductor integrated circuit having battery control function and operation method thereofRENESAS ELECTRONICS CORP·Filed 2017·Application pending·0 cites
- 3159US6782867B2Direct injection gasoline engineHITACHI LTD·Filed 2002·Granted Aug 31, 2004·8 cites·33 claims
- 3258US6732706B2Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valveHITACHI LTD·Filed 2002·Granted May 11, 2004·4 cites·7 claims
- 3357US6976468B2Direct injection gasoline engineHITACHI LTD·Filed 2004·Granted Dec 20, 2005·6 cites·7 claims
- 3455US6659075B1Cylinder injection engine and method of combusting engineHITACHI LTD·Filed 1999·Granted Dec 9, 2003·14 cites·13 claims
- 3554US9149551B2Plasma generating device, plasma generating method, and method for suppressing ozone generationTAKENOSHITA KAZUTOSHI·Filed 2011·Granted Oct 6, 2015·1 cites·18 claims
- 3653US6702194B2Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion methodHITACHI LTD·Filed 2001·Granted Mar 9, 2004·9 cites·3 claims
- 3747US2007204836A1Fuel Injection Equipment, Internal Combustion Engine, and Control Method of Fuel Injection EquipmentHITACHI LTD·Filed 2007·Application pending·0 cites
- 3845US2006157018A1Fuel injection equipment, internal combustion engine, and control method of fuel injection equipmentNAKAYAMA YOKO·Filed 2006·Application pending·0 cites
- 3944US6938607B1Fuel injection apparatus and control method thereofHITACHI LTD·Filed 2000·Granted Sep 6, 2005·5 cites·3 claims
- 4038US2012029851A1Remaining capacity detecting device and battery control icNAKAYAMA YOKO·Filed 2011·Application pending·0 cites
- 4136US2001037905A1Hybrid carHITACHI LTD·Filed 2001·Application pending·0 cites
- 4235US2014010708A1Plasma generator, and plasma generating methodMIYAMOTO MAKOTO·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoko Nakayama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →