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Inventor

Akihito Doi

Inventor
Amagasaki, JP

Overview

2→
Patents
2013–2018
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus33%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy33%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution33%
PatentTitleYear
9,947,951Fuel cell module20188,615,146'Planar optical waveguide'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to DOI AKIHITO (1)· patent assignee history
2013Patents assigned to HIMENO AKIRA (1)· patent assignee history
2013Patents assigned to NAGAI AKIRA (1)· patent assignee history
2013Patents assigned to NAGANO MITSURU (1)· patent assignee history
2013Patents assigned to NAITO MASAHIKO (1)· patent assignee history
2013Based in Yokohama, JP· patent location history
2018Based in Amagasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOI AKIHITOself12013
HIMENO AKIRA12013
NAGAI AKIRA12013
NAGANO MITSURU12013
NAITO MASAHIKO12013
Locations
LocationPatentsSpan
Amagasaki, JP12018
Yokohama, JP12013