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Inventor

Yuji Kamura

Inventor
Ota, JP

Overview

6→
Patents
2002–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H04Bprimary
H04BTransmission40%
H04JMultiplex communication30%
G02BOptical elements, systems or apparatus10%
G06FElectric digital data processing10%
H04QSelecting10%
PatentTitleYear
10,250,322Transmission system, transmission device, and transmission method20199,831,976Optical transmission apparatus, optical transmission system, and transmission wavelength control method20179,588,297'Wavelength selective switch, variable dispersion compensator, optical transmission apparatus, and optical transmission system'20177,174,108'Transmission device and repeater'20076,754,172'Non-interruptive protection switching device and network system using the same'20046,400,614'Transmission device and integrated circuit'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2019Patents assigned to FUJITSU LTD (6)· patent assignee history
2002–2007Based in Kawasaki, JP· patent location history
2017–2019Based in Ota, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD62002–2019
Locations
LocationPatentsSpan
Ota, JP32017–2019
Kawasaki, JP32002–2007