Inventor

Takeshi Kojima

Inventor

Kanagawa, JP

Overview

1980–2021

Patent span

Physics

Primary field (CPC G)

Patents· 120 as inventor

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

B60Tprimary

B60TVehicle brake control systems or parts thereof8%

G03GElectrography7%

Y10TTechnical subjects covered by former us classification6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

A61BDiagnosis4%

H01LSemiconductor devices4%

H04NPictorial communication, e.g. television4%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%

G11BInformation storage based on relative movement between record carrier and transducer3%

G02BOptical elements, systems or apparatus3%

PatentTitleYear

11,014,239Interference determination method, interference determination system, and computer program2021 10,816,433Leakage inspection method and leakage inspection device for container to be inspected2020 10,676,074Brake fluid pressure control apparatus for vehicle2020 10,663,876Toner, toner cartridge, development device, and image forming apparatus2020 10,569,414Robot control apparatus, robot control method, and robot control program2020 10,543,356Pain sensory nerve stimulation apparatus2020 10,466,606Developer, developer cartridge, developing device and image forming apparatus2019 10,413,717Pain sensory nerve stimulation apparatus2019 10,406,780Hot-dip galvannealed steel sheet for hot stamping and method for manufacturing steel part2019 10,389,930Image pickup device and image pickup system2019 10,328,916Brake fluid pressure control apparatus for vehicle2019 10,120,303Image forming system2018 10,082,752Fixation device and image formation apparatus2018 10,002,894Imaging apparatus having same exposure period for signals held in signal holding units in first and second pixel rows2018 9,889,830'Vehicle braking system'2018 9,856,913'Fluid dynamic bearing manufacturing method'2018 9,778,608'Control device and non-transitory recording medium storing control program for image forming apparatus, and method for controlling the image forming apparatus'2017 9,752,994'Image processing device, method for controlling same, program, and inspection system'2017 9,708,492'LED device and coating liquid used for production of same'2017 9,662,063'Pain sensory nerve stimulation apparatus'2017 9,575,441'Image forming system'2017 9,500,996'Sealing member, toner conveying device, and image forming apparatus'2016 9,487,232'Vehicle turning control system'2016 9,454,106'Image forming apparatus with drive control of a driven member based on a between-sheets time'2016 9,442,429'Image forming apparatus and method of switching collected developer route in image forming apparatus'2016 9,429,895'Cleaning device and image forming apparatus'2016 9,395,678'Waste toner container and image forming apparatus'2016 9,316,997'Image forming apparatus that selectively recycles developer'2016 9,306,130'Method of manufacturing light-emitting device'2016 9,296,373'Vehicle turning controller'2016 9,268,292'Image forming apparatus including first and second bias voltage supply devices'2016 9,260,096'Brake fluid pressure control apparatus for vehicle'2016 9,233,674'Turning control device for vehicle'2016 9,224,771'Imaging apparatus using control electrode to perform focal point detection with phase difference detection type'2015 9,224,767'Method for driving photoelectric conversion apparatus'2015 9,201,378'Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating same'2015 9,190,449'Image pickup apparatus including signal holding units'2015 9,184,352'Phosphor dispersion liquid, and production method for LED device using same'2015 9,170,554'Cleaning device, process cartridge, and image forming apparatus'2015 9,158,739'Motion stabilizer for tractor'2015 9,153,752'Method of manufacturing light-emitting device'2015 9,141,020'Charger positioning adjuster and image forming apparatus incorporating same'2015 8,998,213'Mechanical seal device and processing apparatus'2015 8,988,573'Method for driving photoelectric conversion apparatus'2015 8,956,046'Bag with port member and connection structure thereof'2015 8,957,360'Method for driving photoelectric conversion apparatus'2015 8,924,172'Power consumption display unit for machine tool'2014 8,913,167'Image pickup apparatus and method of driving the same'2014 D0715145'Mouth for storage bag'2014 8,835,192'Method of manufacturing light-emitting device'2014 8,780,248'Image pickup apparatus and image pickup system'2014 8,688,292'Motion stabilizer for tractor'2014 8,666,626'Turning control device for vehicle'2014 8,636,956'Sensor for measuring carbon dioxide in respiratory gas'2014 8,579,066'Vehicle seat belt device'2013 8,565,846'Blood oxygen saturation measuring apparatus'2013 8,482,646'Image sensing device and camera'2013 8,395,982'Objective lens for optical pickup device, optical pickup device, and optical information recording and reproducing device'2013 8,382,679'Autonomic nerve activity measuring apparatus and autonomic nerve activity measuring method'2013 8,365,756'Fuel tank valve device'2013 8,365,757'Valve device for fuel tank'2013 8,363,929'Shape measurement apparatus and calibration method'2013 8,334,985'Shape measuring apparatus and shape measuring method'2012 8,300,778'Information processing terminal device and method for notifying missed call or unread E-mail'2012 8,251,464'Brake fluid pressure control device for vehicles'2012 8,226,567'Blood pressure manometer'2012 8,180,543'Movement stabilizing apparatus for combination vehicle'2012 8,128,571'Sphygmomanometer'2012 8,109,881'Sphygmomanometer'2012 7,715,302'Optical element and optical pickup apparatus'2010 7,661,773'Method of braking force distribution and braking force control system for vehicle'2010 7,638,352'Method of manufacturing photoelectric conversion device'2009 7,568,773'Brake fluid pressure controller for vehicle'2009 7,497,671'Hermetic compressor'2009 7,478,729'Fuel-filtering device'2009 7,462,154'Sensor for measuring carbon dioxide in respiratory gas'2008 7,445,082'Noise suppressing device and installation structure of same'2008 7,422,423'Refrigerant compressor, and refrigerating machine using the same'2008 7,404,498'Fuel supply pipe device of fuel tank'2008 7,381,032'Hermetic compressor and freezing air-conditioning system'2008 7,244,108'Hermetic compressor with an improved cylinder head-suction muffler assembly'2007 7,207,944'Blood pressure monitor'2007 7,088,931'Image forming apparatus capable of changing image forming directions and its fixing device'2006 7,072,118'Optical element and manufacturing method of the optical element'2006 6,966,401'Sound absorbing device for fuel tank'2005 6,957,951'Closed compressor'2005 6,840,262'Fuel blocking valve device'2005 6,721,591'Method of deriving standard 12-lead electrocardiogram and electrocardiogram monitoring apparatus'2004 6,480,697'Image-forming apparatus, network-type image-forming apparatus, and method therefor'2002 6,471,863'Filtering device'2002 6,217,980'Glass substrate, magnetic recording medium and method of manufacturing the magnetic recording medium'2001 6,096,405'Magnetic recording medium having a glass substrate and method of manufacturing the magnetic recording medium'2000 5,756,542'Ointment-like preparation comprising allyl isothiocyanate for the protection of a tree and method of protecting a tree'1998 5,725,625'Method of manufacturing a magnetic recording disk using glass substrate'1998 5,684,468'Illuminating display device'1997 5,681,609'Method of manufacturing a magnetic recording disk'1997 5,654,057'Sheet glass flattening method, method of manufacturing glass substrate for an information recording disk using flattened glass, method of manufacturing a magnetic recording disk using glass substrate, and magnetic recording medium'1997 5,612,880'Process for controlling travel state during braking in vehicle'1997 5,591,351'Automobile parts and engine canisters'1997 5,566,094'Process for calculating estimated vehicle speeds'1996 5,559,702'Antilock brake control method for four-wheel drive vehicle'1996 5,555,160'Light-guiding panel for surface lighting and a surface lighting body'1996 5,405,543'Grease for copper contact'1995 5,377,084'Surface illuminating apparatus'1994 5,364,544'Grease for a slide contact'1994 5,329,805'Vehicle body speed estimating method in anti-lock control system for vehicle'1994 5,290,835'Electrical and electronic parts formed of polybutylene naphthalenedicarboxylate'1994 5,171,073'Hydraulic pressure control system with three port spool valve'1992 5,169,213'Method for traction control of vehicle'1992 5,156,756'Lubricant for an electrical sliding contactor'1992 5,145,721'Method of coating an article with a polytetrafluoroethylene coating material'1992 4,892,387'Light controlling sheet'1990 4,860,171'Surface illuminating apparatus'1989 4,855,013'Method for controlling the thickness of a thin crystal film'1989 4,788,094'Light controlling sheet'1988 4,772,097'Light controlling sheet'1988 4,620,206'Semiconductor device'1986 4,530,365'Physiological signal amplifier circuitry'1985 4,273,504'Industrial robot system capable of pressure applied machining operations'1981 4,237,334'Laminated insulating paper and oil-filled cable insulated thereby'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2016Based in Saitama, JP· patent location history

1985–2020Patents assigned to NIHON KOHDEN CORP (9)· patent assignee history

1992–2020Patents assigned to HONDA MOTOR CO LTD (21)· patent assignee history

1996–2020Based in Wako, JP· patent location history

1998–2020Patents assigned to KOJIMA TAKESHI (41)· patent assignee history

2002–2020Based in Kanagawa, JP· patent location history

2002–2019Based in Kawasaki, JP· patent location history

2004–2020Based in Tokyo, JP· patent location history

2009–2019Patents assigned to CANON KK (11)· patent assignee history

2015–2018Patents assigned to RICOH CO LTD (13)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KOJIMA TAKESHIself	41	1998–2020
HONDA MOTOR CO LTD	21	1992–2020
RICOH CO LTD	13	2015–2018
CANON KK	11	2009–2019
NIHON KOHDEN CORP	9	1985–2020

Locations

Location	Patents	Span
Kanagawa, JP	15	2002–2020
Kawasaki, JP	14	2002–2019
Saitama, JP	14	1981–2016
Tokyo, JP	12	2004–2020
Wako, JP	9	1996–2020