Inventor
NAKASE TAKAMICHI
34 patents
⚠️ This page may combine multiple inventors who share the name “NAKASE TAKAMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON SOKEN
31 patentsUS4177787ADec 11, 1979
Deteriorated condition detecting apparatus for an oxygen sensor
NIPPON SOKEN61 citations96
US4121548AOct 24, 1978
Deteriorated condition detecting apparatus for an oxygen sensor
NIPPON SOKEN57 citations96
US4052968AOct 11, 1977
Air-to-fuel ratio adjusting system for an internal combustion engine
NIPPON SOKEN40 citations92
US4199938AApr 29, 1980
Method of operating a three-way catalyst for internal combustion engines
NIPPON SOKEN27 citations82
US4084563AApr 18, 1978
Additional air control device for an internal combustion engine
NIPPON SOKEN23 citations82
US4285319AAug 25, 1981
Air flow amount adjusting system for an internal combustion engine
NIPPON SOKEN15 citations74
US4240254ADec 23, 1980
Exhaust gas purifying apparatus for multicylinder internal combustion engines
NIPPON SOKEN10 citations74
US4216653AAug 12, 1980
Exhaust gas purifying system for internal combustion engines
NIPPON SOKEN8 citations74
US4192268AMar 11, 1980
Air flow amount adjusting system for an internal combustion engine
NIPPON SOKEN8 citations74
US4175521ANov 27, 1979
Air-fuel ratio adjusting system
NIPPON SOKEN12 citations74
US4173957ANov 13, 1979
Additional air supply system for an internal combustion engine
NIPPON SOKEN11 citations74
US4164914AAug 21, 1979
Air-fuel ratio controlling apparatus for an internal combustion engine
NIPPON SOKEN13 citations74
US4146000AMar 27, 1979
Air flow control system
NIPPON SOKEN19 citations74
US4136651AJan 30, 1979
Additional air control apparatus
NIPPON SOKEN8 citations74
US4121546AOct 24, 1978
Air-fuel ratio adjusting apparatus for an internal combustion engine
NIPPON SOKEN8 citations74
US4106451AAug 15, 1978
Air-fuel ratio adjusting system for internal combustion engines
NIPPON SOKEN14 citations74
US4084558AApr 18, 1978
Air-to-fuel ratio controlling system for internal combustion engines
NIPPON SOKEN17 citations74
US4083337AApr 11, 1978
Air-fuel ratio adjusting system
NIPPON SOKEN8 citations74
US4079711AMar 21, 1978
Air-fuel ratio controlling device
NIPPON SOKEN9 citations74
US4077207AMar 7, 1978
Additional air control device for maintaining constant air-fuel ratio
NIPPON SOKEN15 citations74
US4075835AFeb 28, 1978
Additional air control device
NIPPON SOKEN20 citations74
US4020813AMay 3, 1977
Air-to-fuel ratio control means for carbureter
NIPPON SOKEN17 citations74
US4020802AMay 3, 1977
Fuel injection system for internal combustion engine
NIPPON SOKEN17 citations74
US4072137AFeb 7, 1978
Air-to-fuel ratio adjusting system for an internal combustion engine
NIPPON SOKEN16 citations73
US4128998ADec 12, 1978
Overheat preventing system for exhaust gas purifier of vehicles
NIPPON SOKEN13 citations72
US4012906AMar 22, 1977
Overheat preventing system for exhaust gas purifier of vehicles
NIPPON SOKEN8 citations72
US4114578ASep 19, 1978
Air-to-fuel ratio control system
NIPPON SOKEN2 citations63
US4094273AJun 13, 1978
Air-fuel ratio adjusting system
NIPPON SOKEN3 citations63
US4084560AApr 18, 1978
Engine air-to-fuel ratio control system
NIPPON SOKEN3 citations63
US4051817AOct 4, 1977
Fuel injection system for an internal combustion engine
NIPPON SOKEN6 citations63
US4140093AFeb 20, 1979
Air-fuel ratio controlling system
NIPPON SOKEN4 citations61