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Inventor

Takahiro Ohtsuka

Inventor
Saitama, JP

Overview

4→
Patents
1994–2010
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G01Cprimary
G01CMeasuring distances, levels or bearings22%
H03HImpedance networks, e.g. resonant circuits22%
Y10TTechnical subjects covered by former us classification22%
G04FTime-interval measuring11%
G11CStatic stores11%
H03KPulse technique11%
PatentTitleYear
7,716,807'Process of making a tuning fork type crystal component'20107,075,218'Tuning fork type crystal component for angular velocity sensor and manufacturing method thereof'20065,982,842'Output timer'19995,343,431'Semiconductor memory apparatus, test apparatus therefor and method for relieving semiconductor memory apparatus from short circuit'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1999Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history
1994Based in Itami, JP· patent location history
1999Patents assigned to MITSUBISHI ELEC SEMICONDUCTOR (1)· patent assignee history
1999Based in Tokyo, JP· patent location history
2006–2010Patents assigned to NIHON DEMPA KOGYO CO (2)· patent assignee history
2006–2010Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP21994–1999
NIHON DEMPA KOGYO CO22006–2010
MITSUBISHI ELEC SEMICONDUCTOR11999
Locations
LocationPatentsSpan
Saitama, JP22006–2010
Tokyo, JP11999
Itami, JP11994