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Inventor

Jun Oguma

Inventor
Abiko, JP

Overview

8→
Patents
2004–2014
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds21%
C09KMaterials for miscellaneous applications, not provided for elsewhere18%
H10KOrganic electric solid-state devices18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
C08LCompositions of macromolecular compounds12%
C07BGeneral methods of organic chemistry3%
C07CAcyclic or carbocyclic compounds3%
C07DHeterocyclic compounds3%
H05BElectric heating3%
PatentTitleYear
8,871,359'Organic electroluminescence device'20148,519,092'Polymer compound and polymer light-emitting device using the same'20138,263,735'Polymer compound and polymer light-emitting device using the same'20128,153,276'Polymer compound and polymer light emitting device using the same'20127,772,360'Polymer compound and polymer light-emitting device using the same'20107,208,567'Polymer compound and polymer light emitting device using the same'20076,916,938'Method for preparing sulfone or sulfoxide compound'20056,830,832'Polymer compound and polymer light-emitting device using the same'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2014Patents assigned to SUMITOMO CHEMICAL CO (8)· patent assignee history
2004–2013Based in Abiko, JP· patent location history
2012–2014Patents assigned to OGUMA JUN (4)· patent assignee history
2012–2013Patents assigned to AGATA KATSUMI (2)· patent assignee history
2012–2013Patents assigned to KITANO MAKOTO (2)· patent assignee history
2012–2013Patents assigned to NAKAZONO AKIKO (2)· patent assignee history
2012–2014Based in Tsukuba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO82004–2014
OGUMA JUNself42012–2014
AGATA KATSUMI22012–2013
KITANO MAKOTO22012–2013
NAKAZONO AKIKO22012–2013
Locations
LocationPatentsSpan
Abiko, JP62004–2013
Tsukuba, JP22012–2014