Biscarbazole derivative and organic electroluminescent element using same
US-10147888-B2 · Dec 4, 2018 · US
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Hibino Kumiko patents
Hibino Kumiko holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 0 |
| First publication | Jan 27, 2015 |
| Latest publication | Dec 4, 2018 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Biscarbazole derivative and organic electroluminescent element using same
US-10147888-B2 · Dec 4, 2018 · US
Material for organic electroluminescence device and organic electroluminescence device
US-9306171-B2 · Apr 5, 2016 · US
Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same
US-8940414-B2 · Jan 27, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| C09K2211/1029 | 3 |
| C09K2211/1007 | 3 |
| C09K11/06 | 3 |
| H01L51/0072 | 3 |
| H10K85/6572 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 3 |
| Electricity | 3 |
| Cross-Sectional Technologies | 1 |