Inventor
YAMAGUCHI KATSUHIKO
JP72 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
26 patentsUS6161640ADec 19, 2000
Power output device and method of stopping prime mover in the power output device
TOYOTA MOTOR CO LTD215 citations99
US7933695B2Apr 26, 2011
Electric vehicle power source selection
TOYOTA MOTOR CO LTD70 citations98
US6208034B1Mar 27, 2001
Power output device and control method of the power output device and hybrid vehicle driven by the power output device
TOYOTA MOTOR CO LTD83 citations98
US5967940AOct 19, 1999
Method and apparatus for reducing backlash sound in gear mechanism
TOYOTA MOTOR CO LTD122 citations98
US6522024B1Feb 18, 2003
Output state detector for internal combustion engine
TOYOTA MOTOR CO LTD90 citations97
US5991683ANov 23, 1999
Power output apparatus and method of controlling the same
TOYOTA MOTOR CO LTD123 citations97
US7213665B2May 8, 2007
Hybrid vehicle and control method of same
TOYOTA MOTOR CO LTD54 citations96
US6278195B1Aug 21, 2001
Power output apparatus, engine controller, and methods of controlling power output apparatus and engine
TOYOTA MOTOR CO LTD81 citations96
US6247437B1Jun 19, 2001
Starting control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD100 citations96
US6067801AMay 30, 2000
Power output apparatus and method of controlling the same
TOYOTA MOTOR CO LTD65 citations96
US7478691B2Jan 20, 2009
Hybrid vehicle and control method of same
TOYOTA MOTOR CO LTD16 citations92
US7353798B2Apr 8, 2008
Fuel supply system for internal combustion engine
TOYOTA MOTOR CO LTD20 citations92
US7316219B2Jan 8, 2008
Control apparatus for vehicle
TOYOTA MOTOR CO LTD16 citations92
US7281509B2Oct 16, 2007
Internal combustion engine system and starting method of internal combustion engine
TOYOTA MOTOR CO LTD21 citations92
US7077224B2Jul 18, 2006
Hybrid vehicle and method of controlling the same
TOYOTA MOTOR CO LTD53 citations92
US7059116B2Jun 13, 2006
Power output apparatus and control method for same
TOYOTA MOTOR CO LTD27 citations92
US6965824B2Nov 15, 2005
Power output apparatus and automobile with power output apparatus mounted thereon
TOYOTA MOTOR CO LTD26 citations92
US6520160B2Feb 18, 2003
Internal combustion engine control unit for, and method of controlling a hybrid vehicle
TOYOTA MOTOR CO LTD47 citations92
US6742487B2Jun 1, 2004
Starting control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD43 citations91
US7715957B2May 11, 2010
Control device of vehicle
TOYOTA MOTOR CO LTD9 citations84
US7610954B2Nov 3, 2009
Cooling system, control method of the same, and motor vehicle
TOYOTA MOTOR CO LTD9 citations84
US7150254B2Dec 19, 2006
Auto start-stop device for internal combustion engine and motor vehicle equipped with auto start-stop device
TOYOTA MOTOR CO LTD17 citations84
US6837215B2Jan 4, 2005
Automobile and controlling method for automobile
TOYOTA MOTOR CO LTD17 citations84
US7263972B2Sep 4, 2007
Fuel supply system for internal combustion engine
TOYOTA MOTOR CO LTD12 citations83
US7406378B2Jul 29, 2008
Hybrid vehicle and control method thereof
TOYOTA MOTOR CO LTD7 citations74
US7380537B2Jun 3, 2008
Control apparatus for vehicle
TOYOTA MOTOR CO LTD8 citations74
OHARA KK
10 patentsUS5866489AFeb 2, 1999
Glass-ceramic substrate for a magnetic disk
OHARA KK47 citations96
US6395368B1May 28, 2002
Glass-ceramic substrate for a magnetic information storage medium
OHARA KK25 citations93
US6034011AMar 7, 2000
Glass-ceramic substrate for a magnetic head and a method for manufacturing the same
OHARA KK26 citations93
US6819526B2Nov 16, 2004
Holding member for information storage disk and information storage disk drive device
OHARA KK32 citations92
US6429160B1Aug 6, 2002
High rigidity glass-ceramic substrate
OHARA KK19 citations92
US5300467AApr 5, 1994
Optical glass
OHARA KK26 citations91
US5895767AApr 20, 1999
Crystallized glass and method for manufacturing the same
OHARA KK19 citations84
US6201663B1Mar 13, 2001
Magnetic head having a slider made of a glass-ceramic
OHARA KK8 citations74
US6191058B1Feb 20, 2001
Glass-ceramic substrate for a magnetic disk
OHARA KK13 citations74
US5985777ANov 16, 1999
Glass-ceramic substrate for a magnetic disk
OHARA KK6 citations74
HITACHI LTD
4 patentsUS6099393AAug 8, 2000
Polishing method for semiconductors and apparatus therefor
HITACHI LTD77 citations96
US6180020B1Jan 30, 2001
Polishing method and apparatus
HITACHI LTD46 citations91
US6478977B1Nov 12, 2002
Polishing method and apparatus
HITACHI LTD15 citations83
US6221773B1Apr 24, 2001
Method for working semiconductor wafer
HITACHI LTD12 citations74
KABUSHIKI KAISYA OHARA
4 patentsUS5626935AMay 6, 1997
Magnetic disk substrate and method for manufacturing the same
KABUSHIKI KAISYA OHARA60 citations96
US5580363ADec 3, 1996
Method for detecting a defect in a glass-ceramic for magnetic disks
KABUSHIKI KAISYA OHARA61 citations96
US5567217AOct 22, 1996
Method for manufacturing a crystalized glass magnetic disk substrate
KABUSHIKI KAISYA OHARA61 citations96
US5391522AFeb 21, 1995
Glass-ceramic for magnetic disks and method for manufacturing the same
KABUSHIKI KAISYA OHARA102 citations96
KAO CORP
2 patentsNITTO ELECTRIC IND CO
2 patentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentNITTO ELECTRIC IND COMPANY LIM
1 patentShowing the top 50 of 72 patents by PatentIndex Score.