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Inventor

Shigeru Ohkawa

Inventor
Kawasaki, JP

Overview

3→
Patents
2002–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H03Fprimary
H03FAmplifiers60%
H04BTransmission20%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1020%
PatentTitleYear
8,014,736'Distortion compensating apparatus, wireless communicating apparatus, and distortion compensating method'20116,888,404'Multicarrier amplifying device'20056,392,491'High-frequency amplifier and amplification element'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2011Patents assigned to FUJITSU LTD (3)· patent assignee history
2002–2011Based in Kawasaki, JP· patent location history
2005Based in Sapporo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD32002–2011
Locations
LocationPatentsSpan
Kawasaki, JP22002–2011
Sapporo, JP12005