Aluminum nitride single crystals having large crystal augmentation parameters
US12227873B2 · kind B2 · utility
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Key dates
| Filing date | Aug 12, 2020 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | May 10, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
In various embodiments, aluminum nitride single crystals have large crystal augmentation parameters and may therefore be suitable for the fabrication of numerous, large single-crystal aluminum nitride substrates having high crystalline quality. The aluminum nitride single crystals may have large boule masses and volumes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.