Inventor

Masayuki Tamura

Inventor

Kariya, JP

Overview

1976–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 63 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 properties12%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general8%

Y02TClimate change mitigation technologies related to transportation8%

F02DControlling combustion engines6%

G11BInformation storage based on relative movement between record carrier and transducer5%

G01MTesting static or dynamic balance of machines or structures5%

F02BInternal-combustion piston engines4%

H01TSpark gaps3%

H02KDynamo-electric machines3%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%

PatentTitleYear

10,871,117Sensor control apparatus2020 10,837,878Particulate matter detection sensor2020 10,794,811Particulate matter detection apparatus that mitigates water collection2020 10,648,381Particulate matter detecting device2020 10,627,312Particulate matter sensor and particulate matter sensing system2020 10,578,518Filter failure detection device and particulate matter detection device2020 10,557,815Particulate matter detection sensor2020 10,487,716Particulate matter detection apparatus2019 10,439,367Ignition plug for an internal combustion engine and method for manufacturing the same2019 10,422,295Apparatus for determining whether there is malfunction in filter device2019 10,371,615Particulate matter detection sensor2019 10,352,226Particulate matter detection element2019 10,352,842Particulate matter detection element and particulate matter detection sensor2019 10,337,974Particulate matter detection sensor2019 10,208,643Particulate matter detection apparatus2019 9,958,412Gas sensor element2018 8,929,723'Recording apparatus, imaging and recording apparatus, recording method, and program'2015 8,881,501'Propellant tank and vapor jet emitting device including same'2014 8,768,986'Recording apparatus and method for fat file'2014 8,761,573'Recording device, imaging and recording device, recording method, and program'2014 8,671,621'Vehicle window opening/closing device'2014 8,651,543'Grasping apparatus having bag members filled by a granular substance'2014 8,596,038'Liquid propellant tank and vapor jet emitting device including same'2013 8,509,597'Recording apparatus, imaging and recording apparatus, recording method, and program'2013 8,452,158'Recording apparatus, imaging and recording apparatus, recording method, and program'2013 8,450,230'Dielectric ceramic composition and electronic component'2013 8,401,365'Recording apparatus, imaging and recording apparatus, recording method, and program'2013 7,049,734'Structure of spark plug achieving high degree of air-tightness'2006 6,917,573'Disk apparatus for driving different kinds of optical disks and a method for identifying performance characteristics for a particular optical disk installed in the disk apparatus'2005 6,819,033'Spark plug and method of manufacturing same'2004 6,819,019'Motor equipped with rotation sensor'2004 D0482073'Function indicating label'2003 6,548,945'Spark plug and method of manufacturing the same'2003 6,408,572'Driving gear'2002 6,203,912'Electronic article having fluoropolymer thin film'2001 6,178,145'Focus servo control system and disk reproducing system'2001 6,166,125'Graded-refractive-index optical plastic material and method for its production'2000 5,974,009'Focus control device and method for use in multilayer optical disk reproduction system'1999 5,938,209'Seal system for fluid pressure vessels'1999 5,869,746'Piping for compressed fuel in motorcar'1999 5,850,711'Vehicle window opening/closing device'1998 5,829,418'Fuel supply system for internal combustion engines'1998 5,553,798'Method and apparatus for releasing an end yarn from entangled portions'1996 5,528,951'Linear actuator using a screw mechanism'1996 5,495,990'Method and apparatus for removing wrapped yarn group on package bobbin end'1996 5,391,627'Heat-resistant, oil-resistant rubber composition'1995 5,356,085'Method and apparatus for treating package yarn end'1994 5,257,675'Juxtaposed motor vehicle engine and transmission power transmitting apparatus with reduced axial and tranverse dimensions'1993 5,239,160'Five-axis table for laser beam machine tool'1993 5,204,507'Work rotating device for laser beam machine tool'1993 5,148,073'Wiring device in direct current machine'1992 5,077,503'Water drain device of rotary electric machine'1991 4,888,142'Process for producing .beta.-form Si.sub.3 N.sub.4'1989 4,792,354'Water and oil repellent having excellent desoiling properties'1988 4,788,287'High performance water and oil repellant'1988 4,644,911'Cylinder block for internal combustion engine'1987 4,395,983'Swirl-chamber Diesel engine with swirl chamber having depression for collecting fuel droplets'1983 4,314,043'Fluorine-containing elastomers'1982 4,240,392'Retractable glow plug for diesel engine'1980 4,196,701'Internal combustion engine intake system having auxiliary passage bypassing main throttle to produce swirl in intake port'1980 4,108,296'Coin receiving apparatus for a vending machine'1978 4,091,908'Coin checking device for a vending machine'1978 3,948,377'Coin handling apparatus for a vending machine'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2001Based in Yokohama, JP· patent location history

1987–1999Patents assigned to HONDA MOTOR CO LTD (6)· patent assignee history

1987–2014Based in Tokyo, JP· patent location history

1991–2004Based in Ohta, JP· patent location history

2003–2020Patents assigned to DENSO CORP (19)· patent assignee history

2005–2015Based in Kanagawa, JP· patent location history

2013–2015Patents assigned to TAMURA MASAYUKI (11)· patent assignee history

2013–2015Patents assigned to KISHIKAWA MASASHI (6)· patent assignee history

2013–2015Patents assigned to SHIMOSATO TSUTOMU (6)· patent assignee history

2019–2020Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DENSO CORP	19	2003–2020
TAMURA MASAYUKIself	11	2013–2015
HONDA MOTOR CO LTD	6	1987–1999
KISHIKAWA MASASHI	6	2013–2015
SHIMOSATO TSUTOMU	6	2013–2015

Locations

Location	Patents	Span
Kariya, JP	15	2019–2020
Yokohama, JP	8	1980–2001
Kanagawa, JP	7	2005–2015
Tokyo, JP	7	1987–2014
Ohta, JP	4	1991–2004