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Inventor

Masahiko Takeuchi

Inventor
Toyota, JP

Overview

43→
Patents
1984–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 43 as inventor

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

B01Dprimary
B01DSeparation10%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general9%
H10BElectronic memory devices9%
Y02TClimate change mitigation technologies related to transportation9%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%
H10DInorganic electric semiconductor devices7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
A61MDevices for introducing media into, or onto, the body2%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material2%
PatentTitleYear
10,626,765Exhaust gas purification device202010,596,068Drug container connector and male member cover202010,556,099Lever lock male connector and male connector assembly202010,543,150Vial shield202010,500,391Adapter for male connector and male connector with adapter201910,357,744Exhaust gas purification device201910,344,655Exhaust gas purification catalyst201910,201,805Exhaust gas purification apparatus201910,183,253Exhaust gas purification device201910,159,935Exhaust gas purification catalyst201810,159,934Exhaust gas purification catalyst201810,125,649Exhaust gas purification catalyst201810,076,725Exhaust gas purification catalyst20189,595,528'Semiconductor device and method of manufacturing the same'20178,981,422'Semiconductor device and method of manufacturing the same'20158,551,908'Exhaust gas purification catalyst'20138,120,116'Semiconductor device and photomask'20127,763,926'Semiconductor device manufacturing method and semiconductor device'20107,439,569'Semiconductor device manufacturing method and semiconductor device'20087,363,858'Printing apparatus with plate feeding mechanism having transport rollers'20087,078,759'Semiconductor device manufacturing method and semiconductor device'20066,924,192'Semiconductor device manufacturing method and semiconductor device'20056,852,678'Water-based lubricants containing sulfur as a coordinating atom and uses thereof'20056,849,957'Photomask including auxiliary mark area, semiconductor device and manufacturing method thereof'20056,837,490'Paper feeding apparatus'20056,780,549'Photo-or heat-curable resin composition and multilayer printed wiring board'20046,770,421'Photo- or heat-curable resin composition and multilayer printed wiring board'20046,765,256'Semiconductor device'20046,743,692'Semiconductor device manufacturing method'20046,734,481'Semiconductor device having a monitor pattern'20046,684,627'Method of purifying exhaust gas from internal combustion engine'20046,591,576'Structural member having closed sections, and apparatus and method for producing the structural member'20036,569,803'Catalyst for purifying exhaust gas'20036,521,933'Semiconductor device and method of manufacturing the same'20036,487,468'Method for analyzing forging process and medium storing program for executing the method'20026,335,560'Semiconductor device having a mark section and a dummy pattern'20025,809,952'Valve opening system of internal combustion engine'19985,763,921'Semiconductor device including retrograde well structure with suppressed substrate bias effects'19985,018,939'Apparatus for separating iron sheets'19915,010,226'Automatic seam welding apparatus'19914,926,213'Apparatus for holding sensitized material in slitwise exposure type copying camera'19904,784,562'Apparatus for carrying work to and out of press'19884,448,754'Monolithic catalyst catalytic converter with catalyst holding expansible retainer ring'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2019Patents assigned to TOYOTA MOTOR CO LTD (15)· patent assignee history
1984–2020Based in Toyota, JP· patent location history
1990–2008Patents assigned to DAINIPPON SCREEN MFG (3)· patent assignee history
1998–2005Based in Hyogo, JP· patent location history
2002–2012Based in Tokyo, JP· patent location history
2004–2010Patents assigned to RENESAS TECH CORP (8)· patent assignee history
2015–2017Based in Kanagawa, JP· patent location history
2018–2020Patents assigned to CATALER CORP (9)· patent assignee history
2019–2020Patents assigned to JMS CO LTD (4)· patent assignee history
2019–2020Based in Hiroshima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYOTA MOTOR CO LTD151984–2019
CATALER CORP92018–2020
RENESAS TECH CORP82004–2010
JMS CO LTD42019–2020
DAINIPPON SCREEN MFG31990–2008
Locations
LocationPatentsSpan
Toyota, JP171984–2020
Tokyo, JP72002–2012
Hyogo, JP51998–2005
Hiroshima, JP42019–2020
Kanagawa, JP22015–2017