Inventor

Makoto Ishikawa

Inventor

Ibaraki, JP

Overview

1976–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 137 as inventor

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification19%

F16KValves13%

F15BSystems acting by means of fluids in general12%

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

F02NStarting of combustion engines2%

C25DProcesses for the electrolytic or electrophoretic production of coatings2%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%

H03FAmplifiers2%

LOC232%

B41LApparatus or devices for manifolding, duplicating or printing for office or other commercial purposes2%

PatentTitleYear

10,875,938Peroxide reaction method and peroxide reaction device using extruder2020 10,870,431Vehicle control device, vehicle control method, and storage medium2020 10,839,680Vehicle control device, vehicle control method, and storage medium2020 10,796,570Vehicle control device, vehicle control method, and storage medium2020 10,777,077Vehicle control device, vehicle control method, and storage medium2020 10,675,600Multi-shaft kneading machine2020 10,591,928Vehicle control device, vehicle control method, and computer readable storage medium2020 10,576,661Material kneading apparatus and material kneading method2020 10,575,420Display device2020 10,072,331Method for forming silicon film and method for manufacturing power storage device2018 9,908,412'On-vehicle meter and display apparatus'2018 9,541,297'Heating ventilator for bathroom'2017 9,476,137'Metal oxide film, laminate, metal member and process for producing the same'2016 9,347,464'Heating and ventilation fan for bathroom'2016 9,329,515'Resin-coated carrier for electrophotographic developer and electrophotographic developer using the resin-coated carrier'2016 9,201,329'Porous ferrite core material for electrophotographic developer, resin-coated ferrite carrier and electrophotographic developer using the ferrite carrier'2015 9,194,603'Heating and ventilating fan'2015 9,188,361'Ventilating fan for heating'2015 8,924,689'Semiconductor device with instruction code and prefix code predecoders'2014 8,840,454'Shutter device and ventilation device'2014 8,835,048'Power storage device'2014 8,815,662'Method for manufacturing SOI substrate and semiconductor device'2014 8,700,379'Method and apparatus for simulating microcomputer-based systems'2014 8,658,246'Manufacturing method of group of whiskers'2014 8,541,155'Resin-coated carrier for electrophotographic developer, and electrophotographic developer'2013 8,479,599'Starter for internal combustion engine'2013 8,434,448'Lubrication structure of cranking rotational force transmission mechanism for internal combustion engine'2013 8,413,628'Ring gear, internal combustion engine-starting torque-transmission mechanism, and method of manufacturing ring gear'2013 8,267,060'Lubrication structure of cranking rotational force transmission mechanism for internal combustion engine'2012 8,242,605'Semiconductor device and method of manufacturing the same'2012 8,206,833'Metal oxide film, laminate, metal member and process for producing the same'2012 8,124,240'Protective film structure of metal member, metal component employing protective film structure, and equipment for producing semiconductor or flat-plate display employing protective film structure'2012 8,110,534'Cleaning solution for substrate for semiconductor device and process for producing substrate for semiconductor device'2012 8,053,946'Coreless and brushless direct-current motor, Gifford McMahon (GM) cryogenic cooler, pulse tube cryogenic cooler, cryopump, magnetic resonance imaging (MRI) apparatus, superconducting magnet (SCM) apparatus, nuclear magnetic resonance (NMR) apparatus, and cryogenic cooler for cooling semiconductor'2011 7,911,562'Liquid crystal display and process for producing the same'2011 7,906,004'Method of forming oxide film by anodically oxidizing in an electrolyte solution'2011 7,900,529'Startup torque transmitting mechanism of an internal combustion engine'2011 7,778,806'Method and apparatus for simulating microcomputer-based systems'2010 7,777,847'Liquid crystal display and manufacturing method of the same'2010 7,719,160'Coreless and brushless direct-current motor, Gifford McMahon (GM) cryogenic cooler, pulse tube cryogenic cooler, cryopump, Magnetic Resonance Imaging (MRI) apparatus, Superconducting Magnet (SCM) apparatus, Nuclear Magnetic Resonance (NMR) apparatus, and cryogenic cooler for cooling semiconductor'2010 7,629,851'High frequency power amplifier circuit and electronic component for high frequency power amplifier'2009 7,609,714'Programmable controller and duplexed network system'2009 7,591,280'Manifold-type solenoid valve assembly'2009 7,570,331'Liquid crystal display'2009 7,559,303'Startup torque transmitting mechanism of an internal combustion engine'2009 7,501,896'High frequency power amplifier circuit, high frequency power amplifier electronic component and method thereof'2009 7,499,135'Liquid crystal display'2009 7,472,672'Starting apparatus'2009 7,473,380'Etching liquid'2009 7,443,245'High frequency power amplifier circuit and electronic component for high frequency power amplifier'2008 7,407,569'Gold plating solution and gold plating method'2008 7,356,649'Semiconductor data processor'2008 7,304,539'High frequency power amplifier circuit and electronic component for high frequency power amplifier'2007 7,245,184'High frequency power amplifier circuit, high frequency power amplifier electronic component and method thereof'2007 6,959,910'Solenoid valve having manually-operated device'2005 6,913,037'Manifold valve with sensors'2005 6,901,501'Data processor'2005 6,874,537'Manifold valve'2005 6,840,273'Manifold valve having position detecting mechanism'2005 6,820,859'Body for valve and method for manufacturing the same'2004 6,807,981'Manifold for electromagnetic valve'2004 6,806,206'Etching method and etching liquid'2004 6,744,513'Computer color matching method of paint and preparing method of paint using the same method'2004 6,738,890'Data processor'2004 6,727,178'Etchant and method of etching'2004 6,626,139'Gear mechanism of power transmitting system'2003 D0479738'Electromagnetic valve'2003 6,612,332'Solenoid valve having sensor'2003 D0479308'Electromagnetic valve'2003 6,612,333'Selector valve with magnetometric sensor'2003 6,520,202'Manifold valve having position detecting function'2003 6,510,789'Stencil printing machine and method for printing in one-sided and two-sided printing modes'2003 6,505,642'Manifold valve having position detecting function'2003 6,427,720'Pilot operated directional control valve having position detecting function'2002 6,425,416'Fluid directional control device for solenoid valve assembly'2002 6,386,229'Method and device for managing operation of solenoid valve'2002 6,381,068'Reflective projection screen and projection system'2002 6,364,672'Power-supply unit having connector of variable orientations'2002 6,325,102'Servo driving pilot-type solenoid valve'2001 6,283,149'Directional control valve having position detecting function'2001 6,267,140'Directional control valve having position detecting function'2001 6,267,146'Piezoelectric valve'2001 6,263,915'Directional control valve having position detecting function'2001 6,237,634'Manually operated supply and exhaust changeover valve for fluid Pressure apparatus'2001 6,220,284'Pilot operated directional control valve having position detecting function'2001 6,216,725'Fluid pressure control device with cover for preventing misoperation'2001 6,216,740'Manifold-type solenoid valve with relay unit'2001 6,189,858'Piezoelectric valve'2001 6,170,520'Pressure control valve for solenoid valve aggregate and solenoid valve assembly provided with the same'2001 6,155,287'Fluid pressure control device with cover for preventing misoperation'2000 6,109,298'Sealed transfer valve assembly'2000 6,095,489'Double- or single-solenoid type selector valve encapsulated in resin'2000 6,086,731'Composite plating apparatus'2000 6,041,816'Terminal box for manifold-mounted solenoid-operated valve'2000 6,026,856'Three-port solenoid valve using a valve body for a five-port solenoid valve'2000 5,996,629'Pilot solenoid valve'1999 5,988,214'Pressure-regulating valve mounted in base-mounted transfer valve'1999 5,988,591'Spool'1999 5,971,022'Selector valve with counterflow prevention means'1999 5,964,244'Pilot-operated directional control valve'1999 5,944,056'Pipe joint for fluid pressure apparatus'1999 5,934,323'Spool'1999 5,924,439'Two-port solenoid valve using valve body for five-port solenoid valve'1999 5,918,629'Solenoid valve manifold with switch'1999 5,915,666'Solenoid valve with switch'1999 D0409723'Electromagnetic valve'1999 5,875,753'Balancer apparatus for engine'1999 5,868,157'Pilot transfer valve'1999 5,860,445'Transfer valve manifold'1999 5,845,679'Pilot selector valve'1998 5,749,395'Selector valve aggregate'1998 5,725,255'Fixture for fitting pipe joint to change-over valve'1998 D0390636'Electromagnetic valve'1998 5,711,342'Mass flow controller, operating method and electromagnetic valve'1998 D0389560'Electromagnetic valve'1998 5,706,858'Solenoid valve assembly connector fasteners'1998 D0388504'Electromagnetic valve'1997 5,699,834'Manifold-type solenoid valves'1997 5,671,669'Stencil conveying means adapted to convey a stencil sheet parallel to the axis of a printing drum'1997 5,664,604'Power feeding system for solenoid valve assembly'1997 5,628,503'Paper feeder'1997 5,603,355'Pilot type electromagnetic valve'1997 5,558,126'Double solenoid type electromagnetic valve'1996 5,555,864'Electric source control device of internal combustion engine drive vehicle'1996 5,524,874'Image forming apparatus and sheet feed unit'1996 5,493,968'Image forming apparatus'1996 5,447,173'Mass flow controller, operating method and electromagnetic valve'1995 5,437,306'Double-solenoid type electromagnetic valve'1995 5,399,203'Method for cleaning oil-deposited material'1995 5,305,656'Balancer apparatus for engine'1994 5,152,218'Mimeographic printing machine with sheet separating member and resilient stencil support'1992 5,017,085'Method and apparatus for separating paper sheets into units and distributing them'1991 4,798,563'Self-contained type automatic belt tensioner'1989 4,697,965'Apparatus for preventing invasion of cutting liquid in replaceable head type machine tool'1987 4,169,678'Spectrophotometer'1979 4,001,013'Method of operating copper ore smelting reverberatory furnace'1977 3,993,869'Amplifying circuit for use with a high impedance source transducer'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2020Based in Tokyo, JP· patent location history

1989–2013Patents assigned to TOYOTA MOTOR CO LTD (11)· patent assignee history

1995–2009Patents assigned to SMC CORP (56)· patent assignee history

1996–2000Based in Yawara-mura, JP· patent location history

1997–2005Based in Tsukuba, JP· patent location history

1998–2004Based in Ibaraki, JP· patent location history

2004–2016Patents assigned to MITSUBISHI CHEM CORP (9)· patent assignee history

2004–2009Patents assigned to RENESAS TECH CORP (8)· patent assignee history

2004–2017Based in Aichi, JP· patent location history

2012–2020Patents assigned to ISHIKAWA MAKOTO (22)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SMC CORP	56	1995–2009
ISHIKAWA MAKOTOself	22	2012–2020
TOYOTA MOTOR CO LTD	11	1989–2013
MITSUBISHI CHEM CORP	9	2004–2016
RENESAS TECH CORP	8	2004–2009

Locations

Location	Patents	Span
Ibaraki, JP	25	1998–2004
Yawara-mura, JP	20	1996–2000
Tokyo, JP	12	1976–2020
Tsukuba, JP	12	1997–2005
Aichi, JP	7	2004–2017