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Inventor

Atsushi Kiyama

Inventor
Kawasaki, JP

Overview

3→
Patents
2008–2019
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.

H04Bprimary
H04BTransmission22%
H04JMultiplex communication22%
H04QSelecting22%
G01BMeasuring length, thickness or similar linear dimensions11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
G06TImage data processing or generation, in general11%
PatentTitleYear
10,461,879Device and method for transmitting wavelength division multiplexed optical signal20199,900,089'Optical transmission device and method for checking optical connection in optical transmission device'20187,394,536'Method and apparatus for inspecting front surface shape'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to ASAHI GLASS CO LTD (1)· patent assignee history
2008Based in Yamagata, JP· patent location history
2018–2019Patents assigned to FUJITSU LTD (2)· patent assignee history
2018–2019Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD22018–2019
ASAHI GLASS CO LTD12008
Locations
LocationPatentsSpan
Kawasaki, JP22018–2019
Yamagata, JP12008