P

Inventor

NAKANISHI KIYOSHI

JP75 patents
⚠️ This page may combine multiple inventors who share the name “NAKANISHI KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

40 patents
US5473887ADec 12, 1995

Exhaust purification device of internal combustion engine

TOYOTA MOTOR CO LTD340 citations99
US5412946AMay 9, 1995

NOx decreasing apparatus for an internal combustion engine

TOYOTA MOTOR CO LTD249 citations99
US5483795AJan 16, 1996

Exhaust purification device of internal combustion engine

TOYOTA MOTOR CO LTD138 citations98
US5473890ADec 12, 1995

Exhaust purification device of internal combustion engine

TOYOTA MOTOR CO LTD151 citations98
US6519933B2Feb 18, 2003

Internal combustion engine having variable valve control system and NOx catalyst

TOYOTA MOTOR CO LTD84 citations97
US5174111ADec 29, 1992

Exhaust gas purification system for an internal combustion engine

TOYOTA MOTOR CO LTD92 citations96
US4667636AMay 26, 1987

Fuel injection type internal combustion engine

TOYOTA MOTOR CO LTD59 citations96
US4982716AJan 8, 1991

Fuel injection valve with an air assist adapter for an internal combustion engine

TOYOTA MOTOR CO LTD110 citations95
US4312309AJan 26, 1982

Helically-shaped intake port of an internal combustion engine

TOYOTA MOTOR CO LTD32 citations93
US4212270AJul 15, 1980

Cooling system for an internal combustion engine

TOYOTA MOTOR CO LTD32 citations93
US4162661AJul 31, 1979

Internal combustion engine with combustion chambers which create a squish and swirl of an air-fuel mixture

TOYOTA MOTOR CO LTD46 citations93
US6729126B2May 4, 2004

Internal combustion engine having variable valve control system and NOx catalyst

TOYOTA MOTOR CO LTD26 citations92
US6405693B2Jun 18, 2002

Internal combustion engine and method for controlling valve of internal combustion engine

TOYOTA MOTOR CO LTD23 citations92
US5386805AFeb 7, 1995

Cooling system of an internal combustion engine

TOYOTA MOTOR CO LTD29 citations92
US4530312AJul 23, 1985

Piston with crown cooling cavity and radial ribs formed therein

TOYOTA MOTOR CO LTD36 citations92
US4506632AMar 26, 1985

Piston assembly with cooling lubricant reservoir defining member engaged to piston pin mounting bosses

TOYOTA MOTOR CO LTD39 citations92
US5251578AOct 12, 1993

Cooling system for internal combustion engine

TOYOTA MOTOR CO LTD22 citations91
US4550699ANov 5, 1985

Intake device of an internal combustion engine

TOYOTA MOTOR CO LTD28 citations89
US6874315B2Apr 5, 2005

Exhaust gas purification device

TOYOTA MOTOR CO LTD16 citations84
US4964271AOct 23, 1990

Air-fuel ratio feedback control system including at least downstream-side air-fuel ratio sensor

TOYOTA MOTOR CO LTD21 citations82
US4520783AJun 4, 1985

Method of controlling fuel injection and apparatus therefor

TOYOTA MOTOR CO LTD22 citations82
US4499868AFeb 19, 1985

Intake device of an internal combustion engine

TOYOTA MOTOR CO LTD22 citations82
US4300499ANov 17, 1981

Combustion chamber of an internal combustion engine

TOYOTA MOTOR CO LTD27 citations82
US4271803AJun 9, 1981

Internal combustion engine

TOYOTA MOTOR CO LTD26 citations82
US4182279AJan 8, 1980

Combustion chamber of an internal combustion engine

TOYOTA MOTOR CO LTD21 citations82
US4682577AJul 28, 1987

Method and apparatus for reducing NOx in internal combustion engine

TOYOTA MOTOR CO LTD22 citations81
US5022225AJun 11, 1991

Air-fuel ratio feedback control system including at least downstream-side air fuel ratio sensor

TOYOTA MOTOR CO LTD12 citations74
US4519346AMay 28, 1985

Helically-shaped intake port of an internal combustion engine

TOYOTA MOTOR CO LTD11 citations74
US4505233AMar 19, 1985

Piston assembly with cooling lubricant reservoir defining member with a deep narrow reservoir and a shallow wide reservoir

TOYOTA MOTOR CO LTD12 citations74
US4503819AMar 12, 1985

Helically-shaped intake port of an internal-combustion engine

TOYOTA MOTOR CO LTD8 citations74
US4485775ADec 4, 1984

Helically-shaped intake port of an internal-combustion engine

TOYOTA MOTOR CO LTD8 citations74
US4480625ANov 6, 1984

Internal combustion engine with helical intake port and combustion chamber with two squish areas

TOYOTA MOTOR CO LTD16 citations74
US4466398AAug 21, 1984

Flow control device of a helically-shaped intake port

TOYOTA MOTOR CO LTD8 citations74
US4438741AMar 27, 1984

Device for controlling a flow in a helical type intake port

TOYOTA MOTOR CO LTD19 citations74
US4359981ANov 23, 1982

High compression type internal combustion engine

TOYOTA MOTOR CO LTD10 citations74
US4303046ADec 1, 1981

Intake system of a multi-cylinder internal combustion engine

TOYOTA MOTOR CO LTD8 citations74
US4296720AOct 27, 1981

Combustion chamber of an internal combustion engine

TOYOTA MOTOR CO LTD13 citations74
US4291662ASep 29, 1981

Combustion chamber of an internal combustion engine equipped with an auxiliary combustion chamber

TOYOTA MOTOR CO LTD9 citations74
US4267806AMay 19, 1981

High compression type internal combustion engine

TOYOTA MOTOR CO LTD9 citations74
US4925110AMay 15, 1990

Fuel injection valve for an internal combustion engine having a pillar opposing a fuel injection hole

TOYOTA MOTOR CO LTD20 citations73

PANASONIC CORP

5 patents

NTN TOYO BEARING CO LTD

2 patents

TOYOTA CENTRAL RES & DEV

1 patent

MURATA MANUFACTURING CO

1 patent

OKUMURA TAKESHI

1 patent

Showing the top 50 of 75 patents by PatentIndex Score.