Inventor
Nobuhiko Akino
Inventor
Tsukuba, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices17%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
H01LSemiconductor devices11%
H05BElectric heating10%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%
C08LCompositions of macromolecular compounds7%
C07DHeterocyclic compounds5%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
PatentTitleYear
11,046,655Compound and method for producing same202111,005,044Light emitting device202110,711,091Light-emitting device and method for producing same202010,529,934Metal complex and light emitting device using the same202010,431,760Light emitting device201910,128,449Metal complex and light emitting device using the same20189,976,078Polymer compound, luminescent material, and light emitting device20189,735,374'Metal complex and light-emitting device containing the metal complex'20179,705,097'Metal complex and light-emitting device containing the metal complex'20179,691,983'Composition containing polymer compound and light-emitting device using the same'20179,315,723'Polymer compound, luminescent material, and light emitting device'20168,697,256'Composition comprising phosphorescent compound and light emitting device using the composition'20148,608,986'Metal complex, polymer compound and device containing those'20138,592,544'Polymeric compound containing metal complex residue and element comprising same'20138,274,074'Polymer material and device using the same'20128,034,420'Benzotriazole compound-containing composition and light-emitting device using the composition'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2021Patents assigned to SUMITOMO CHEMICAL CO (16)· patent assignee history
2011–2021Based in Tsukuba, JP· patent location history
2012–2017Patents assigned to AKINO NOBUHIKO (6)· patent assignee history
2012–2018Based in Koshigaya, JP· patent location history
2013Patents assigned to OKAMURA REI (2)· patent assignee history
2017Patents assigned to NAT INST ADVANCED IND SCIENCE & TECH (2)· patent assignee history
2017–2021Based in Ibaraki, JP· patent location history
2020–2021Patents assigned to CAMBRIDGE DISPLAY TECH LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 16 | 2011–2021 |
| AKINO NOBUHIKOself | 6 | 2012–2017 |
| CAMBRIDGE DISPLAY TECH LTD | 2 | 2020–2021 |
| NAT INST ADVANCED IND SCIENCE & TECH | 2 | 2017 |
| OKAMURA REI | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 9 | 2011–2021 |
| Ibaraki, JP | 4 | 2017–2021 |
| Koshigaya, JP | 3 | 2012–2018 |