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Inventor

Koshi Kitajima

Inventor
Kawasaki, JP

Overview

3→
Patents
2009–2014
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.

H04Jprimary
H04JMultiplex communication50%
G06FElectric digital data processing25%
H04BTransmission25%
PatentTitleYear
8,897,638'Optical packet switching system'20148,190,036'Optical signal receiving apparatus and optical signal attenuation controlling method'20127,577,873'Transmission apparatus'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2012Patents assigned to FUJITSU LTD (2)· patent assignee history
2009–2014Based in Kawasaki, JP· patent location history
2012–2014Patents assigned to KITAJIMA KOSHI (2)· patent assignee history
2012Patents assigned to ITOU SUNAO (1)· patent assignee history
2014Patents assigned to FUJITSU TELECOM NETWORKS LTD (1)· patent assignee history
2014Patents assigned to FUKUTOMI SATOSHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD22009–2012
KITAJIMA KOSHIself22012–2014
FUJITSU TELECOM NETWORKS LTD12014
FUKUTOMI SATOSHI12014
ITOU SUNAO12012
Locations
LocationPatentsSpan
Kawasaki, JP32009–2014