N-type doping of an electron transport material and methods of use thereof
US7981328B2 · kind B2 · utility
3Cited by
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13Claims
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Key dates
| Filing date | Jun 22, 2007 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | Jan 31, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/331
Abstract
Electron transport material and methods of N-type doping the same are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.