Inventor

Yoshiyasu Ito

Inventor

Toyota, JP

Overview

61→

Patents

1981–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 61 as inventor

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

F02Dprimary

F02DControlling combustion engines18%

Y02TClimate change mitigation technologies related to transportation12%

F02BInternal-combustion piston engines8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof6%

Y10TTechnical subjects covered by former us classification5%

B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles4%

C04BLime, magnesia3%

F02PIgnition, other than compression ignition, for internal-combustion engines3%

A61KPreparations for medical, dental or toiletry purposes2%

PatentTitleYear

10,876,978X-ray inspecting device, X-ray thin film inspecting method, and method for measuring rocking curve2020 10,514,345X-ray thin film inspection device2019 10,473,598X-ray thin film inspection device2019 9,989,006Fuel injection control device and fuel injection control method for internal combustion engine2018 9,850,837Monitoring device for fuel injection amount control apparatus2017 9,835,107Monitoring device for fuel injection quantity control device2017 9,771,885'Engine control apparatus'2017 9,759,151'Engine control apparatus'2017 9,719,450'Method and apparatus for diagnosing a fuel pressure sensor'2017 9,657,679'Control device and control method for multi-cylinder internal combustion engine'2017 9,423,390'Cetane number estimation device'2016 9,362,576'Electrical power storage system using hydrogen and method for storing electrical power using hydrogen'2016 9,333,156'External preparation for skin'2016 9,127,608'Cetane number estimation device'2015 9,051,895'Fuel injection control apparatus'2015 8,956,482'Ceramics composite member and method of producing the same'2015 8,908,830'Surface microstructure measurement method, surface microstructure measurement data analysis method and X-ray scattering measurement device'2014 8,820,151'Cetane number estimation apparatus'2014 8,689,499'Double glazed window glass structure'2014 8,632,759'Hair restorer'2014 8,444,281'Optical device'2013 8,394,543'Electrical power storage system using hydrogen and method for storing electrical power using hydrogen'2013 8,133,479'Hair restorer'2012 7,953,540'Air intake control device of V-diesel engine'2011 7,934,485'Internal combustion engine control device'2011 7,905,543'Safety device in opening-closing device of a vehicle'2011 7,854,475'Sliding roof'2010 7,850,231'Sunroof apparatus for vehicle'2010 7,708,337'Sunroof apparatus for vehicle'2010 7,637,249'Fuel injection control device for internal combustion engine'2009 7,527,039'Fuel injection control apparatus of internal combustion engine'2009 7,510,990'Sputtering target, optical thin film and manufacturing method thereof using the sputtering target, and optical recording medium'2009 7,474,734'Method and apparatus for void content measurement and method and apparatus for particle content measurement'2009 7,364,227'Movable roof opening-closing structure'2008 7,361,272'Anisotropic porous material'2008 7,342,997'Method for measuring dead time of X-ray detector'2008 7,272,206'Method and apparatus for void content measurement and method and apparatus for particle content measurement'2007 7,248,669'Method for analyzing membrane structure and apparatus therefor'2007 7,098,459'Method of performing analysis using propagation rays and apparatus for performing the same'2006 7,080,915'Mirror substrate, mirror body using the same, and optical device using mirror body'2006 7,039,161'Method for analyzing film structure and apparatus therefor'2006 6,920,200'Density-nonuniform multilayer film analyzing method, and apparatus and system thereof'2005 6,837,022'Double glazed panel assembly'2005 6,627,100'Current/voltage non-linear resistor and sintered body therefor'2003 6,120,227'Self-aligning bolt'2000 5,290,160'Scroll type fluid machinery and assembling method of the same'1994 5,141,422'Scroll-type compressor having cooling and lubrication holes to various mechanisms'1992 4,879,673'Method and device for correcting a fuel injection quantity in a diesel engine'1989 4,763,630'Method of and system for controlling injection timing in diesel engine'1988 4,726,345'Method and device for controlling energization of high pressure electromagnetic valve'1988 4,626,997'Method of and system for controlling ignition timing retard limit in internal combustion engine'1986 4,579,096'Diesel fuel injection pump with electromagnetic fuel spilling valve having pilot valve providing high responsiveness'1986 4,574,756'Diesel fuel injection pump with signal rotor giving reference position and rotation position signals'1986 4,563,992'Diesel fuel injection pump with electronically controlled fuel spilling and cutoff and recirculation venting of spilt fuel'1986 4,545,349'Method for regulating intake air flow for internal combustion engines'1985 4,520,780'Diesel fuel injection pump with fuel injection cutoff upon detection of excessive actual fuel combustion time'1985 4,519,353'Diesel fuel injection pump fuel injection cutoff upon detection of excessive actual fuel combustion time'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 4,356,551'Knock detecting method'1982 4,303,473'Torus type vacuum shell'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2018Based in Toyota, JP· patent location history

1984–2018Patents assigned to TOYOTA MOTOR CO LTD (27)· patent assignee history

2003–2016Patents assigned to TOSHIBA KK (6)· patent assignee history

2003–2016Based in Yokohama, JP· patent location history

2005–2020Patents assigned to RIGAKU DENKI CO LTD (11)· patent assignee history

2005–2020Based in Tokyo, JP· patent location history

2005–2011Based in Tochigi, JP· patent location history

2006–2009Based in Ome, JP· patent location history

2012–2018Patents assigned to ITO YOSHIYASU (15)· patent assignee history

2014–2018Patents assigned to MIYAURA TAKESHI (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYOTA MOTOR CO LTD	27	1984–2018
ITO YOSHIYASUself	15	2012–2018
RIGAKU DENKI CO LTD	11	2005–2020
MIYAURA TAKESHI	7	2014–2018
TOSHIBA KK	6	2003–2016

Locations

Location	Patents	Span
Toyota, JP	28	1982–2018
Tokyo, JP	10	2005–2020
Yokohama, JP	5	2003–2016
Tochigi, JP	4	2005–2011
Ome, JP	4	2006–2009