Inventor
Shuji Doi
Inventor
Tsukuba, JP
Overview
Patents· 36 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%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
H10KOrganic electric solid-state devices16%
H05BElectric heating10%
Y10TTechnical subjects covered by former us classification6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%
C08LCompositions of macromolecular compounds2%
G02BOptical elements, systems or apparatus2%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%
PatentTitleYear
10,249,822Polymer blends for a semiconducting layer of an organic electronic device201910,141,513Polymeric light emitting substance and polymer light emitting device using the same20188,492,007'Metal complex and organic electroluminescent device'20138,012,603'Polymer compound and polymer light-emitting device using the same'20118,003,226'Metal complex and organic electroluminescent device'20117,947,340'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'20107,357,990'Polymeric fluorescent material, process for producing the same, and polymeric luminiscent element'20087,258,932'Polymeric fluorescent substrate and polymer light-emitting device using the same'20077,255,936'Polymeric fluorescent substance and polymer light-emitting device using the same'20077,244,515'Polymeric fluorescent substance and polymer light-emitting device using the same'20077,125,930'Block copolymer and polymeric luminescent element'20067,033,680'Electroluminescent element'20066,984,459'Polymeric fluorescent substance and polymer light emitting device'20066,926,973'Copolymer, polymer composition and polymer light-emitting device'20056,905,785'Polymeric fluorescent substance, production thereof and polymer light-emitting device'20056,830,832'Polymer compound and polymer light-emitting device using the same'20046,818,733'Polymeric fluorescent substance and polymer light-emitting device using the same'20046,696,180'Polymeric fluorescent substance, production method thereof, and polymer light-emitting device using the same'20046,521,359'Polymeric fluorescent substance and polymer light emitting device'20036,444,334'Polymeric fluorescent substance and polymer light-emitting device using the same'20026,404,472'Film containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the same'20026,403,236'Polymer light emitting device'20026,207,301'Polymer fluorescent substance and organic electroluminescence device'20016,133,973'Film containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the same'20005,980,781'Polymeric fluorescent substance and organic electroluminescence device'19995,821,002'Polymeric fluorescent substance, production process thereof and organic electrolumescence device'19985,759,709'Polymeric fluorescent substance and organic electroluminescence device'19985,751,389'Film containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the same'19985,726,457'Organic electroluminescence device'19985,589,320'Polymeric fluorescent substance and organic electroluminescence devices using the same'19965,543,079'Polymeric fluorescent substance and organic electroluminescence devices using the same'19965,424,150'Polymeric solid electrolyte'19955,317,169'Organic electroluminescence device'19944,988,608'Method for forming fine pattern of conjugated polymer film'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2019Patents assigned to SUMITOMO CHEMICAL CO (32)· patent assignee history
1991–2018Based in Tsukuba, JP· patent location history
1998–2019Based in Ibaraki, JP· patent location history
2013Patents assigned to DOI SHUJI (1)· patent assignee history
2013Patents assigned to KOBAYASHI SATOSHI (1)· patent assignee history
2013Patents assigned to MIKAMI SATOSHI (1)· patent assignee history
2019Patents assigned to CAMBRIDGE DISPLAY TECH LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 32 | 1991–2019 |
| CAMBRIDGE DISPLAY TECH LTD | 1 | 2019 |
| DOI SHUJIself | 1 | 2013 |
| KOBAYASHI SATOSHI | 1 | 2013 |
| MIKAMI SATOSHI | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 32 | 1991–2018 |
| Ibaraki, JP | 4 | 1998–2019 |