Compound having substituted bipyridyl group and pyridoinodole ring structure, and organic electroluminescent device
US-10541369-B2 · Jan 21, 2020 · US
Takahashi Eiji holds 15 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 15 |
| Recent patents | 0 |
| First publication | May 12, 2015 |
| Latest publication | Jan 21, 2020 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-10541369-B2 · Jan 21, 2020 · US
US-10267239-B2 · Apr 23, 2019 · US
US-9948841-B2 · Apr 17, 2018 · US
US-9905770-B2 · Feb 27, 2018 · US
US-9553272-B2 · Jan 24, 2017 · US
Representative or frequently cited publications from precomputed assignee stats.
US-10541369-B2 · Jan 21, 2020 · US
US-10267239-B2 · Apr 23, 2019 · US
US-9948841-B2 · Apr 17, 2018 · US
US-9905770-B2 · Feb 27, 2018 · US
US-9553272-B2 · Jan 24, 2017 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| H10K85/6572 | 7 |
| H01L51/0072 | 7 |
| H10K85/631 | 6 |
| H10K50/15 | 5 |
| H01L51/0059 | 5 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 11 |
| Chemistry & Metallurgy | 6 |
| Physics | 4 |
| Mechanical Engineering | 2 |
| Cross-Sectional Technologies | 1 |
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