Inventor
Takahiro Ueoka
Inventor
Tsukuba, JP
Overview
Patents· 11 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 elsewhere21%
H10KOrganic electric solid-state devices16%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
C07CAcyclic or carbocyclic compounds7%
H01LSemiconductor devices7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
H05BElectric heating5%
B01DSeparation2%
PatentTitleYear
11,046,886Method for producing liquid composition202110,756,269Composition and light emitting device using the same202010,141,513Polymeric light emitting substance and polymer light emitting device using the same20187,947,340'Polymeric light emitting substance and polymer light emitting device using the same'20117,701,129'Polymeric fluorescent substance and polymer light-emitting device using the same'20107,662,478'Polymer and polymer light-emitting device using the same'20107,244,515'Polymeric fluorescent substance and polymer light-emitting device using the same'20077,208,567'Polymer compound and polymer light emitting device using the same'20076,875,895'Bis (diphenylvinyl) arene compound'20056,528,692'Process for producing bromo-aromatic condensed ring compound'20036,444,334'Polymeric fluorescent substance and polymer light-emitting device using the same'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2021Patents assigned to SUMITOMO CHEMICAL CO (11)· patent assignee history
2002–2021Based in Tsukuba, JP· patent location history
2020Based in Osaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 11 | 2002–2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 10 | 2002–2021 |
| Osaka, JP | 1 | 2020 |