LexDanaLexDanabeta
Inventor

Takahide Joichi

Inventor
Ushiku, JP

Overview

6→
Patents
2011–2016
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.

H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers55%
H01LSemiconductor devices18%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%
H10DInorganic electric semiconductor devices9%
PatentTitleYear
9,362,449'High efficiency light emitting diode and method of fabricating the same'20168,716,728'Nitride semiconductor light-emitting diode device'20148,455,886'Light emitting device using GaN LED chip'20138,158,994'GaN LED element and light emitting device having a structure to reduce light absorption by a pad electrode included therein'20128,158,990'Light emitting device using GaN LED chip'20128,012,783'Semiconductor element and method for manufacturing same'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2014Patents assigned to MITSUBISHI CHEM CORP (5)· patent assignee history
2011–2013Based in Amagasaki, JP· patent location history
2012–2014Patents assigned to HIRAOKA SHIN (4)· patent assignee history
2012–2014Patents assigned to JOICHI TAKAHIDE (4)· patent assignee history
2012–2014Patents assigned to OKAGAWA HIROAKI (4)· patent assignee history
2012–2014Patents assigned to SHIMA TOSHIHIKO (3)· patent assignee history
2012–2016Based in Ushiku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI CHEM CORP52011–2014
HIRAOKA SHIN42012–2014
JOICHI TAKAHIDEself42012–2014
OKAGAWA HIROAKI42012–2014
SHIMA TOSHIHIKO32012–2014
Locations
LocationPatentsSpan
Ushiku, JP32012–2016
Amagasaki, JP32011–2013