Emitter with excellent structural stability and enhanced efficiency of electron emission and X-ray tube comprising the same
US11456145B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Oct 29, 2019 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Jul 8, 2040 |
Classification
- Technology area (CPC —)General
Abstract
The present invention provides an emitter, which comprises carbon nanotubes and is excellent in the efficiency of electron emission, and an X-ray tube comprising the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.