Inventor

Takeshi Sugiyama

Inventor

Tokyo, JP

Overview

1982–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 110 as inventor

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification9%

G01NInvestigating or analysing materials by determining their chemical or physical properties7%

H02KDynamo-electric machines7%

F02NStarting of combustion engines6%

H03HImpedance networks, e.g. resonant circuits5%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general4%

G01MTesting static or dynamic balance of machines or structures3%

C21BManufacture of iron or steel3%

F02DControlling combustion engines3%

Y02TClimate change mitigation technologies related to transportation3%

PatentTitleYear

10,821,758Illumination device, line sensor assembly, reading apparatus, and printing apparatus2020 10,724,991Particulate sensor2020 10,690,571Particulate detection system2020 10,619,548Particulate detection system2020 10,513,117Liquid ejecting head chip, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of liquid ejecting head chip2019 10,462,324Image sensor unit, paper sheet distinguishing apparatus, reading apparatus, and image forming apparatus2019 10,404,882Image sensor unit, image reading apparatus, and image forming apparatus2019 10,401,273Particle detection system2019 10,330,579Particulate measurement system2019 10,321,005Image sensor unit, paper sheet distinguishing apparatus, image reading apparatus, and image forming apparatus2019 10,279,591Manufacturing method of liquid ejecting head chip2019 10,209,173Particulate sensor2019 10,195,849Liquid ejecting head chip, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of liquid ejecting head chip2019 10,175,747Energy management system configured to manage operation states of load apparatuses installed in facility2019 10,094,756Particulate measurement system2018 10,006,883Particulate sensor2018 9,915,587'Particulate sensor'2018 9,897,528'Particulate detection system'2018 9,804,655'Apparatus control system, mobile terminal and program'2017 9,755,877'Peak suppression device and peak suppression method'2017 9,719,907'Particulate detection system'2017 9,581,069'Microparticle detection system'2017 9,476,807'Microparticle sensor'2016 9,395,273'Microparticle detection system'2016 9,319,339'Communication system and superimposing apparatus'2016 9,220,100'Communication system and transmission unit'2015 9,206,757'Particulate detection system'2015 9,077,431'Relay device'2015 9,059,367'Image sensor unit, image reading apparatus, image forming apparatus, and manufacturing method'2015 9,012,526'Interconnected cell porous body and manufacturing method thereof'2015 8,988,742'Image sensor unit, paper sheet distinguishing apparatus, image reading apparatus and image forming apparatus'2015 8,978,217'Manufacturing method of package'2015 8,898,875'Method of manufacturing piezoelectric vibrators'2014 8,823,384'Fine particle detection system'2014 8,695,186'Method for manufacturing piezoelectric vibrator'2014 8,652,240'Fine particle sensor and mounting structure therefor'2014 8,597,742'Package'2013 8,461,665'Wafer and package product manufacturing method'2013 8,441,799'Electronic component and electronic device'2013 8,415,862'Piezoelectric vibrator, piezoelectric vibrator mounting body, and piezoelectric vibrator manufacturing method'2013 8,404,017'Hot briquette iron and method for producing the same'2013 8,304,965'Package, method for manufacturing the same, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece'2012 8,053,957'Piezoelectric vibrating piece having arm ends with excitation electrodes of opposite polarity and piezoelectric vibrator, oscillatory, electronic apparatus and radio wave timepiece having same'2011 8,001,193'Data communications system and data communications method for detecting unsolicited communications'2011 7,890,588'Unwanted mail discriminating apparatus and unwanted mail discriminating method'2011 7,356,910'Method of manufacturing a rotation angle detector'2008 7,162,043'Microphone array sound source location system with imaging overlay'2007 7,130,402'Communication request processing system communication request processing method communication request processing apparatus'2006 7,107,849'Vibration source probe system'2006 7,062,027'Service control apparatus, forwarding switching equipment, service control system, and service control method'2006 6,985,730'Mobile communication control method and system'2006 6,936,949'Rotation angle detecting apparatus'2005 6,937,859'Mobile communication service control system and mobile communication service control method'2005 6,918,947'Method for making reduced iron'2005 6,907,240'Communications control system, communications control method, service control station, and communications control station'2005 6,882,080'Permanent magnet synchronous motor'2005 6,802,922'Method and apparatus for manufacturing pneumatic tire'2004 6,750,574'Motor for use with motorized power steering apparatus'2004 6,707,185'Electric power steering apparatus'2004 6,674,195'Electric motor with improved terminal connector'2004 6,600,244'Electric motor'2003 6,364,284'Throttle valve control device for an internal combustion engine'2002 6,359,532'Energy trapping type piezoelectric filter with a shielding conductive member on a bottom insulating base plate upper surface'2002 6,258,149'Method of producing reduced iron agglomerates'2001 6,257,202'Throttle valve for an air flow control assembly'2001 6,176,467'Control valve device'2001 6,160,462'Energy trapping type piezoelectric filter with identical piezoelectric substrates'2000 6,157,103'Step motor'2000 6,129,777'Method of producing reduced iron agglomerates'2000 6,092,506'Throttle valve controller for an internal combustion engine'2000 6,002,185'Molded motor'1999 5,992,822'Air control valve'1999 5,982,057'Molded motor'1999 5,933,061'Chip-type piezoelectric filter and filter circuit using such piezoelectric filter'1999 5,791,630'Flow control valve'1998 5,787,861'Throttle valve control device of engine'1998 5,731,964'Electromagnetic-wave shielding device'1998 5,720,206'Actuator device'1998 5,498,399'Process for removing nitrogen oxides'1996 5,447,016'Packaging machine'1995 5,382,858'Driving motor for an electric car'1995 5,366,950'Catalyst and process for removing nitrogen oxides'1994 5,350,031'Plural generator apparatus for an electric hybrid automobile'1994 5,298,827'Permanent magnet type dynamoelectric machine rotor'1994 5,272,379'Power supply device for an electric vehicle'1993 5,237,230'Device for starting an engine and generating power'1993 5,191,257'Armature of DC motor'1993 5,181,002'Electromagnetic switch for starter'1993 5,157,367'Electromagnetic switchgear'1992 5,130,560'Engine starter'1992 5,127,940'Self-fluxing pellets to be charged into blast furnace, and method for producing same'1992 5,126,582'Combined engine starter/generator'1992 5,126,712'Water cover arrngement for a solenoid apparatus'1992 5,111,707'Engine starter apparatus'1992 5,111,057'Starter of an engine'1992 5,072,129'Armature coil arrangement for engine starter motor'1991 5,053,633'Moisture drain bush for an engine starter motor'1991 5,052,234'Water proof structure for engine starter motor'1991 5,023,581'Electromagnetic switch'1991 5,014,562'Engine starter with a shortened over-running clutch'1991 5,015,980'Solenoid switch apparatus'1991 5,005,435'Pinion shift lever starter with waterproof boat'1991 4,963,760'Starter for engine'1990 4,952,171'Terminal cover'1990 4,940,083'Apparatus for conditioning air for a vehicle compartment'1990 4,931,680'Side mounting starter with bevel gear output'1990 4,916,423'Water cover arrangement for a solenoid apparatus'1990 4,372,779'Iron ore pellets containing coarse ore particles'1983 4,367,091'Fired iron-ore pellets having at least two different precipitated slag phases and process for producing the same'1983 4,356,027'Iron ore pellets containing magnesium oxide'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2013Patents assigned to KOBE STEEL LTD (10)· patent assignee history

1990–2008Patents assigned to MITSUBISHI ELECTRIC CORP (41)· patent assignee history

1990–2019Based in Hyogo, JP· patent location history

1990–1994Based in Himeji, JP· patent location history

1998–2008Based in Tokyo, JP· patent location history

1998–2019Based in Chiba, JP· patent location history

1999–2020Patents assigned to NGK SPARK PLUG CO (20)· patent assignee history

2011–2015Patents assigned to SEIKO INSTR INC (9)· patent assignee history

2012–2017Patents assigned to SUGIYAMA TAKESHI (17)· patent assignee history

2016–2020Based in Ichinomiya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	41	1990–2008
NGK SPARK PLUG CO	20	1999–2020
SUGIYAMA TAKESHIself	17	2012–2017
KOBE STEEL LTD	10	1982–2013
SEIKO INSTR INC	9	2011–2015

Locations

Location	Patents	Span
Tokyo, JP	18	1998–2008
Hyogo, JP	16	1990–2019
Ichinomiya, JP	14	2016–2020
Himeji, JP	14	1990–1994
Chiba, JP	13	1998–2019