Inventor

Toshio Suematsu

Inventor

Toyota, JP

Overview

1980–2005

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 18 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Dprimary

F02DControlling combustion engines33%

Y02TClimate change mitigation technologies related to transportation23%

F02BInternal-combustion piston engines15%

F02PIgnition, other than compression ignition, for internal-combustion engines15%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%

B60LPropulsion of electrically-propelled vehicles3%

B60WConjoint control of vehicle sub-units of different type or different function3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

PatentTitleYear

6,928,361'Control apparatus for motor vehicle and storage medium'2005 6,672,050'Exhaust gas purification device of an engine'2004 4,947,818'Internal combustion engine with device for warning of malfunction in an air-fuel ratio control system'1990 4,712,522'Method and apparatus for controlling air-fuel ratio in internal combustion engine'1987 4,708,113'Method of discriminating octane number of fuel for motor vehicle'1987 4,688,534'Idling speed control device of an internal combustion engine'1987 4,664,086'Air-fuel ratio controller for internal combustion engine'1987 4,655,186'Method for controlling fuel injection amount of internal combustion engine and apparatus thereof'1987 4,640,251'Method of discriminating octane number of fuel for motor vehicle'1987 4,626,997'Method of and system for controlling ignition timing retard limit in internal combustion engine'1986 4,545,349'Method for regulating intake air flow for internal combustion engines'1985 4,489,688'Control for idle speed control valve'1984 4,473,055'Method and apparatus for controlling the amount of intake air in an internal-combustion engine having a supercharger'1984 4,471,736'Ignition timing control system'1984 4,392,467'Method for operating fuel injector in a computer controlled fuel injection type internal combustion engine'1983 4,364,349'Method for controlling the operation of the fuel injector in a fuel injection type internal combustion engine during a deceleration condition of the engine'1982 4,351,297'Method and apparatus for controlling the ignition timing of an internal combustion engine'1982 4,227,490'Electronic control fuel injection system which compensates for fuel drying in an intake passage'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2005Patents assigned to TOYOTA MOTOR CO LTD (18)· patent assignee history

1980–2005Based in Toyota, JP· patent location history

1984Patents assigned to NIPPON DENSO CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYOTA MOTOR CO LTD	18	1980–2005
NIPPON DENSO CO	1	1984

Locations

Location	Patents	Span
Toyota, JP	18	1980–2005