Inventor

Takao Kojima

Inventor

Nagoya, JP

Overview

72→

Patents

1984–2020

Patent span

Physics

Primary field (CPC G)

Patents· 72 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties16%

Y10TTechnical subjects covered by former us classification10%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

B60WConjoint control of vehicle sub-units of different type or different function4%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure4%

B60TVehicle brake control systems or parts thereof3%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%

G08GTraffic control systems3%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%

Y02TClimate change mitigation technologies related to transportation3%

PatentTitleYear

10,845,809Automatic driving device2020 9,043,116'Method and apparatus for performing driving assistance'2015 8,738,210'Battery temperature control device'2014 8,682,533'Lane departure prevention device and vehicle provided with same'2014 8,613,844'Gas sensor having a laminate comprising solid electrolyte layers and alumina substrate'2013 8,536,809'Control device for vehicle electric drive motor and vehicle with the same'2013 8,268,113'Apparatus and method for fabricating bonded substrate'2012 7,963,308'Apparatus and method for fabricating bonded substrate'2011 7,887,684'Lamination-type gas sensor element and gas sensor'2011 7,713,393'Gas sensor and method for manufacturing the same'2010 7,704,348'Apparatus and method for fabricating bonded substrate'2010 7,684,921'Vehicle running control apparatus and map information data recording medium'2010 7,597,774'Apparatus and method for fabricating bonded substrate'2009 7,372,395'Ground-speed measuring apparatus'2008 7,329,844'Prismatic ceramic heater for heating gas sensor element, prismatic gas sensor element in multilayered structure including the prismatic ceramic heater, and method for manufacturing the prismatic ceramic heater and prismatic gas sensor element'2008 7,163,609'Gas sensor having a laminate comprising solid electrolyte layers and alumina substrate'2007 7,137,427'Apparatus and method for fabricating bonded substrate'2006 7,136,736'Vehicular travel control device'2006 7,063,180'Steering transmission device and steering apparatus'2006 7,041,207'Solid electrolyte containing insulating grains for gas sensor'2006 7,015,975'Image processing device with a processing unit that processes image data in units of one scan line'2006 6,883,398'Pedal device for a vehicle and automobile using the same'2005 6,768,417'On-vehicle emergency report apparatus, emergency communication apparatus and emergency report system'2004 6,738,705'Vehicle running control apparatus and map information data recording medium'2004 6,724,321'On-vehicle emergency report apparatus, emergency communication apparatus and emergency report system'2004 6,676,817'Solid electrolyte containing insulating ceramic grains for gas sensor'2004 6,584,395'Vehicle running controller and vehicle'2003 6,542,793'Pedal apparatus for vehicles and a vehicle equipped with the same'2003 6,427,336'Clamping member disassembling device and attachment structure thereof, as well as clamping member disassembling method and production system using the method'2002 6,240,614'Blind rivet disassembling device and method and production system using the method'2001 6,184,766'Solenoid valve'2001 6,163,239'Duty driven solenoid valve'2000 6,007,688'Wide range air/fuel ratio sensor having one electrochemical cell'1999 5,895,591'Ceramic heater and oxygen sensor'1999 5,849,165'Oxygen sensor for preventing silicon poisoning'1998 5,814,285'Poisoning-preventive layer-possessing support, poisoning-resistant catalyst, exhaust gas converter device, and poisoning-preventive gasoline composition'1998 5,811,064'Poisoning resistant catalyst for exhaust gas converters'1998 5,739,626'Piezoelectric sensor'1998 5,538,612'Oxygen sensor element'1996 5,528,960'Power transmission apparatus'1996 5,497,634'Refrigerator with heat exchanger optimally configured'1996 5,451,748'Ceramic heater for oxygen sensor of the type having oxygen ion conductive tube of solid electrolyte'1995 5,443,711'Oxygen-sensor element'1995 5,332,991'Resistor type physical quantity sensor having migration inhibiting pattern'1994 5,326,597'Method of producing oxygen sensor for air-fuel ratio control having a protective layer including oxygen storage material'1994 5,323,643'Device for detecting change in internal pressure of cylinder'1994 5,316,738'Exhaust gas converter device'1994 5,313,849'Device for temporarily holding pressure sensor in place within spark plug attaching hole of cylinder head'1994 5,214,961'Pressure sensor'1993 5,201,228'Pressure sensor'1993 5,189,916'Pressure sensor'1993 5,184,529'Tool for loosening or tightening spark plug'1993 5,160,598'Oxygen sensor for air-fuel ratio control having a protective layer including an oxygen storage material'1992 5,140,881'Apparatus for manufacturing a cylinder with a connected sleeve'1992 5,110,442'Reinforced electrolyte function elements'1992 5,069,425'Valve sleeve'1991 5,047,137'Solid electrolyte air/fuel ratio sensor with voltage control'1991 5,020,499'Apparatus for detecting abnormality of oxygen sensor and controlling air/fuel ratio'1991 4,956,072'Oxygen sensor'1990 4,896,861'Fluid control solenoid valve'1990 4,863,584'Apparatus for sensing air-fuel ratio'1989 4,840,854'Reinforced plate-like sintered bodies'1989 4,806,739'Plate-like ceramic heater'1989 4,785,150'Plate-like alumina heater'1988 4,747,930'Air/fuel ratio sensor'1988 4,733,056'Heater backed with a ceramic substrate'1988 4,720,394'Gas sensor with ceramics substrate and method for producing the same'1988 4,713,166'Pump cell element for air-fuel ratio sensor'1987 4,688,015'Gas sensor with ceramics substrate having surface-carried ceramics particles'1987 4,629,549'Oxygen sensor'1986 4,624,770'Air-fuel ratio sensor'1986 4,477,487'Method of producing oxygen concentration cells'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2013Patents assigned to NGK SPARK PLUG CO (42)· patent assignee history

1984–2011Based in Nagoya, JP· patent location history

1988–2013Based in Aichi, JP· patent location history

1990–2001Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history

2000–2020Based in Tokyo, JP· patent location history

2003–2015Patents assigned to HITACHI LTD (13)· patent assignee history

2003–2008Based in Hitachi, JP· patent location history

2006–2012Patents assigned to FUJITSU LTD (5)· patent assignee history

2006–2012Based in Kasugai, JP· patent location history

2012–2014Patents assigned to KOJIMA TAKAO (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NGK SPARK PLUG CO	42	1984–2013
HITACHI LTD	13	2003–2015
FUJITSU LTD	5	2006–2012
KOJIMA TAKAOself	4	2012–2014
MITSUBISHI ELECTRIC CORP	3	1990–2001

Locations

Location	Patents	Span
Nagoya, JP	23	1984–2011
Aichi, JP	19	1988–2013
Tokyo, JP	9	2000–2020
Hitachi, JP	8	2003–2008
Kasugai, JP	5	2006–2012