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Inventor

Tetsuro Harada

Inventor
Otsu, JP

Overview

17→
Patents
1989–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 17 as inventor

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

H04Bprimary
H04BTransmission33%
H03HImpedance networks, e.g. resonant circuits30%
H01PWaveguides18%
H04WWireless communication networks5%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use5%
B24BMachines, devices, or processes for grinding or polishing3%
H03FAmplifiers3%
H05KPrinted circuits3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,715,186High frequency module and communication device202010,348,268Demultiplexing circuit20199,883,585'Radio-frequency circuit module'20189,571,145'High frequency circuit module'20178,390,392'Variable capacitance module and matching circuit module'20137,911,294'Variable-frequency band-elimination filter'20117,653,360'High-frequency composite component'20107,586,388'Filter module and communication apparatus'20097,561,005'High frequency front-end module and duplexer'20097,498,902'Balanced/unbalanced filter module and communication apparatus'20097,398,059'High frequency composite component'20087,398,103'High-frequency module and mobile communication apparatus using the same'20087,356,349'High-frequency module and communication apparatus'20086,928,298'Mobile communication device and high-frequency composite unit used in the same'20056,788,958'High-frequency module and mobile communication apparatus using the same'20046,639,489'Composite high-frequency switch, high-frequency module, and communication apparatus'20034,860,497'Drill grinder having drill holder including chucks for gripping shank and body of the drill'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to OSG CORP (1)· patent assignee history
2003–2020Patents assigned to MURATA MANUFACTURING CO (16)· patent assignee history
2003–2005Based in Shiga, JP· patent location history
2008–2011Based in Otsu, JP· patent location history
2008Based in Yasu, JP· patent location history
2013Patents assigned to HARADA TETSURO (1)· patent assignee history
2013Patents assigned to NAGAI TOMOHIRO (1)· patent assignee history
2013Patents assigned to TONEGAWA KEN (1)· patent assignee history
2013–2018Based in Nagaokakyo, JP· patent location history
2019–2020Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MURATA MANUFACTURING CO162003–2020
HARADA TETSUROself12013
NAGAI TOMOHIRO12013
OSG CORP11989
TONEGAWA KEN12013
Locations
LocationPatentsSpan
Otsu, JP72008–2011
Nagaokakyo, JP32013–2018
Shiga, JP32003–2005
Kyoto, JP22019–2020
Yasu, JP12008