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Inventor

Naoya Ushiyama

Inventor
Fukuoka, JP

Overview

8→
Patents
2012–2018
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

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

H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers36%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1036%
H01LSemiconductor devices23%
F21KNon-electric light sources using luminescence5%
PatentTitleYear
10,141,482Semiconductor light emitting device20189,496,471'Semiconductor light emitting device'20169,240,531'Light emitting device including reinforcing member'20169,136,439'Semiconductor light emitting device'20158,952,409'Light emitting device including a fluorescent material layer'20158,497,521'LED package'20138,378,347'LED package'20138,319,320'LED module'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2016Patents assigned to TOSHIBA KK (7)· patent assignee history
2012–2013Patents assigned to IWASHITA KAZUHISA (3)· patent assignee history
2012–2013Patents assigned to KOMATSU TETSURO (3)· patent assignee history
2012–2013Patents assigned to OSHIO HIROAKI (3)· patent assignee history
2012–2013Patents assigned to TONEDACHI TATSUO (3)· patent assignee history
2012–2016Based in Fukuoka, JP· patent location history
2018Based in Shinagawa-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK72012–2016
IWASHITA KAZUHISA32012–2013
KOMATSU TETSURO32012–2013
OSHIO HIROAKI32012–2013
TONEDACHI TATSUO32012–2013
Locations
LocationPatentsSpan
Fukuoka, JP72012–2016
Shinagawa-ku, JP12018