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Inventor

Takuma Shoji

Inventor
Yokohama, JP

Overview

4→
Patents
2012–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Jprimary
H04JMultiplex communication67%
H04BTransmission33%
PatentTitleYear
9,800,326'Optical transmission device and protection wavelength selection method'20179,379,839'Optical transmission device and optical transmission method'20168,554,071'Optical transmission apparatus and continuity testing method'20138,190,022'Optical transmission apparatus'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2017Patents assigned to FUJITSU LTD (4)· patent assignee history
2012–2016Patents assigned to SHOJI TAKUMA (3)· patent assignee history
2012–2013Based in Kawasaki, JP· patent location history
2013–2016Patents assigned to NAKAJIMA ICHIRO (2)· patent assignee history
2016–2017Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD42012–2017
SHOJI TAKUMAself32012–2016
NAKAJIMA ICHIRO22013–2016
Locations
LocationPatentsSpan
Yokohama, JP22016–2017
Kawasaki, JP22012–2013