Inventor
YOSHIKAWA YUYA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIKAWA YUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
4 patentsUS9752523B2Sep 5, 2017
Air-fuel ratio control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD3 citations72
US10677180B2Jun 9, 2020
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD1 citations61
US10563602B2Feb 18, 2020
Controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD1 citations61
US11698018B2Jul 11, 2023
Control device and control method for internal combustion engine
TOYOTA MOTOR CO LTD0 citations48
YOSHIKAWA YUYA
3 patentsUS8695568B2Apr 15, 2014
Inter-cylinder air-fuel ratio imbalance abnormality determination device
YOSHIKAWA YUYA9 citations80
US8640532B2Feb 4, 2014
Apparatus and method for detecting abnormal air-fuel ratio variation between cylinders
YOSHIKAWA YUYA2 citations59
US8245568B2Aug 21, 2012
Abnormality detection apparatus and abnormality detection method for air/fuel ratio sensor
YOSHIKAWA YUYA1 citations48
OGISO TAKEO
3 patentsUS8245569B2Aug 21, 2012
Abnormality detection apparatus and abnormality detection method for air/fuel ratio sensor
OGISO TAKEO2 citations58
US8485167B2Jul 16, 2013
Abnormality detection apparatus and abnormality detection method for air/fuel ratio sensor
OGISO TAKEO0 citations37
US8240195B2Aug 14, 2012
Abnormality detection apparatus and abnormality detection method for air/fuel ratio sensor
OGISO TAKEO0 citations37