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Inventor

Masaki Takakuwa

Inventor
Tokyo, JP

Overview

11→
Patents
1998–2006
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps30%
B82YSpecific uses or applications of nanostructures25%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure25%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1020%
PatentTitleYear
7,034,321'Electron beam exposure apparatus and electron beam measurement module'20067,015,482'Electron beam writing equipment using plural beams and method'20066,969,862'Charged-particle-beam exposure apparatus and method of controlling same'20056,946,662'Multi-charged beam lens, charged-particle beam exposure apparatus using the same, and device manufacturing method'20056,870,310'Multibeam generating apparatus and electron beam drawing apparatus'20056,807,864'Pressure sensor with water repellent filter'20046,768,118'Electron beam monitoring sensor and electron beam monitoring method'20046,575,038'Pressure sensor and method for assembling the same'20036,085,598'Pressure sensor device having breakable mounting member'20005,900,554'Pressure sensor'19995,747,694'Pressure sensor with barrier in a pressure chamber'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–1999Patents assigned to NIPPON DENSO CO (2)· patent assignee history
1998–2004Based in Toyohashi, JP· patent location history
2000–2004Patents assigned to DENSO CORP (3)· patent assignee history
2004–2006Patents assigned to CANON KK (4)· patent assignee history
2004–2006Patents assigned to ADVANTEST CORP (2)· patent assignee history
2004–2005Patents assigned to HITACHI LTD (2)· patent assignee history
2004–2006Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK42004–2006
DENSO CORP32000–2004
ADVANTEST CORP22004–2006
HITACHI LTD22004–2005
NIPPON DENSO CO21998–1999
Locations
LocationPatentsSpan
Tokyo, JP62004–2006
Toyohashi, JP51998–2004