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Inventor

Fuminori Morisawa

Inventor
Kyoto, JP

Overview

21→
Patents
2004–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 21 as inventor

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

H03Fprimary
H03FAmplifiers53%
H03GControl of amplification24%
G05FSystems for regulating electric or magnetic variables21%
H04BTransmission3%
PatentTitleYear
10,892,720Control circuit for power amplifier202110,826,453Power amplifier circuit202010,715,093Power amplifier module202010,637,401Current output circuit202010,476,454Power amplifier module201910,396,718Bias control circuit and power amplification module201910,256,778Power amplifier module201910,044,330Power amplifier module201810,020,786Power amplification module20189,912,300'Bias control circuit and power amplification module'20189,882,533'Current output circuit'20189,436,204'Band-gap reference voltage circuit'20169,166,531'Semiconductor integrated circuit device and high-frequency power amplifier module'20158,519,796'Bias generation circuit, power amplifier module, and semiconductor device'20138,471,631'Bias circuit, power amplifier, and current mirror circuit'20138,183,925'High frequency power amplifier and operating method thereof'20127,595,694'Electronics parts for high frequency power amplifier'20097,352,244'Electronics parts for high frequency power amplifier'20087,078,974'High frequency power amplifier circuit'20066,967,535'High frequency power amplifier circuit'20056,756,850'High frequency power amplifier circuit'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2006Patents assigned to HITACHI COMM SYSTEMS INC (3)· patent assignee history
2004–2009Patents assigned to RENESAS TECH CORP (3)· patent assignee history
2004–2006Based in Kawagoe, JP· patent location history
2008–2009Based in Takasaki, JP· patent location history
2012–2013Patents assigned to MORISAWA FUMINORI (3)· patent assignee history
2012–2013Based in Kanagawa, JP· patent location history
2013–2021Patents assigned to MURATA MANUFACTURING CO (15)· patent assignee history
2013Patents assigned to TABEI MAKOTO (2)· patent assignee history
2015–2021Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MURATA MANUFACTURING CO152013–2021
HITACHI COMM SYSTEMS INC32004–2006
MORISAWA FUMINORIself32012–2013
RENESAS TECH CORP32004–2009
TABEI MAKOTO22013
Locations
LocationPatentsSpan
Kyoto, JP132015–2021
Kanagawa, JP32012–2013
Kawagoe, JP32004–2006
Takasaki, JP22008–2009