Inventor
ARAKI KEIJI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “ARAKI KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAZDA MOTOR
33 patentsUS6560960B2May 13, 2003
Fuel control apparatus for an engine
MAZDA MOTOR94 citations98
US6672277B2Jan 6, 2004
Direct-injection spark ignition engine
MAZDA MOTOR75 citations97
US6345499B1Feb 12, 2002
Catalyst light-off method and device for direct injection engine
MAZDA MOTOR96 citations97
US9932883B2Apr 3, 2018
Spark-ignition direct-injection engine
MAZDA MOTOR21 citations94
US8036817B2Oct 11, 2011
Method of starting spark ignition engine without using starter motor
MAZDA MOTOR25 citations92
US7461621B2Dec 9, 2008
Method of starting spark ignition engine without using starter motor
MAZDA MOTOR33 citations92
US7219634B2May 22, 2007
Spark ignition engine control device
MAZDA MOTOR29 citations92
US6401703B1Jun 11, 2002
Method and system for controlling fuel injection for direct injection-spark ignition engine
MAZDA MOTOR50 citations92
US6330796B1Dec 18, 2001
Control device for direct injection engine
MAZDA MOTOR44 citations92
US6318074B1Nov 20, 2001
Control device for direct injection engine
MAZDA MOTOR38 citations92
US5445241AAug 29, 1995
Exhaust gas pipe assembly for an automotive engine
MAZDA MOTOR43 citations92
US7051693B2May 30, 2006
Engine starting system
MAZDA MOTOR45 citations91
US9863372B2Jan 9, 2018
Control apparatus of premixed charge compression ignition engine
MAZDA MOTOR13 citations84
US6449946B2Sep 17, 2002
Control apparatus for direct-injection engine
MAZDA MOTOR18 citations83
US9702316B2Jul 11, 2017
Spark-ignition direct injection engine
MAZDA MOTOR8 citations82
US9810167B2Nov 7, 2017
Catalyst advanced warmup control device for spark ignition engine
MAZDA MOTOR7 citations78
US6983733B2Jan 10, 2006
Direct-injection spark-ignition engine
MAZDA MOTOR9 citations74
US9915230B2Mar 13, 2018
Engine system
MAZDA MOTOR2 citations73
US9429087B2Aug 30, 2016
Spark ignition engine
MAZDA MOTOR4 citations73
US9874169B2Jan 23, 2018
Control device of compression-ignition engine
MAZDA MOTOR5 citations72
US9631562B2Apr 25, 2017
Variable cylinder engine
MAZDA MOTOR3 citations72
US5133304AJul 28, 1992
Cooling water passage for V-type internal combustion engine
MAZDA MOTOR7 citations71
US6351942B1Mar 5, 2002
Control system for a direct injection engine of spark ignition type
MAZDA MOTOR12 citations69
US5433075AJul 18, 1995
Exhaust system for an engine
MAZDA MOTOR11 citations66
US10914247B2Feb 9, 2021
Boosted engine with boost controller and control unit
MAZDA MOTOR1 citations63
US6928980B2Aug 16, 2005
Control device for spark-ignition engine
MAZDA MOTOR2 citations63
US9546613B2Jan 17, 2017
Control device of compression-ignition engine
MAZDA MOTOR1 citations51
US10787938B2Sep 29, 2020
Engine with variable valve timing mechanism
MAZDA MOTOR0 citations42
US10024274B2Jul 17, 2018
Control apparatus of engine
MAZDA MOTOR0 citations42
US10480438B2Nov 19, 2019
Fuel injection control device for direct injection engine
MAZDA MOTOR0 citations41
US9145843B2Sep 29, 2015
Spark-ignition direct injection engine
MAZDA MOTOR0 citations41
US10260458B2Apr 16, 2019
Homogeneous charge compression ignition engine
MAZDA MOTOR0 citations40
US10760477B2Sep 1, 2020
Turbocharger engine
MAZDA MOTOR0 citations39