LexDanaLexDanabeta
Inventor

Sophie Heidenhain

Inventor
Lower Cambourne, GB

Overview

13→
Patents
2009–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 13 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere15%
H10KOrganic electric solid-state devices15%
H05BElectric heating13%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
H01LSemiconductor devices11%
C07CAcyclic or carbocyclic compounds9%
C08LCompositions of macromolecular compounds6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%
C07DHeterocyclic compounds2%
PatentTitleYear
10,580,992Polymer comprising an unsymmetric diarylaminofluoren unit202010,396,287Amino fluorene monomers, polymers, and organic electronic devices201910,290,810Polymer and organic electronic device20199,966,534Polymer and device20189,929,347'Polymer compound and light emitting element using same'20189,859,499'Polymer comprising an unsymmetric diarylaminofluorene unit'20189,676,900'Fluorene containing copolymer used in light emitting devices'20179,159,929'Rigid amines'20158,883,320'Light-emitting device'20148,860,007'Aryl-substituted polyindenofluorenes for use in organic electroluminiscent devices'20148,415,029'Conjugated polymers prepared from rigid amines'20138,399,605'Arylamine polymer'20137,632,975'Process for the synthesis of arylfluorenes and analogs thereof'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2015Patents assigned to CDT OXFORD LTD (5)· patent assignee history
2009–2020Based in Lower Cambourne, GB· patent location history
2013–2020Patents assigned to CAMBRIDGE DISPLAY TECH LTD (10)· patent assignee history
2013–2014Patents assigned to HEIDENHAIN SOPHIE (4)· patent assignee history
2013–2014Patents assigned to STEUDEL ANNETTE (3)· patent assignee history
2013–2014Based in Cambourne, GB· patent location history
2014–2017Based in Cambridgeshire, GB· patent location history
2017–2020Patents assigned to SUMITOMO CHEMICAL CO (7)· patent assignee history
2018Based in Traunreut, DE· patent location history
2018Based in Altenmarkt, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CAMBRIDGE DISPLAY TECH LTD102013–2020
SUMITOMO CHEMICAL CO72017–2020
CDT OXFORD LTD52009–2015
HEIDENHAIN SOPHIEself42013–2014
STEUDEL ANNETTE32013–2014
Locations
LocationPatentsSpan
Lower Cambourne, GB72009–2020
Cambridgeshire, GB22014–2017
Cambourne, GB22013–2014
Traunreut, DE12018
Altenmarkt, DE12018