Gallium nitride crystal, gallium nitride substrate, and method for producing gallium nitride substrate
US-12571123-B2 · Mar 10, 2026 · US
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Bao Quanxi patents
Bao Quanxi is listed as an inventor on 9 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bao Quanxi |
| Total patents | 9 |
| First publication | Jan 22, 2015 |
| Latest publication | Mar 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Gallium nitride crystal, gallium nitride substrate, and method for producing gallium nitride crystal
US-2024191395-A1 · Jun 13, 2024 · US
Gallium nitride crystal, gallium nitride substrate, and method for producing gallium nitride substrate
US-2023392280-A1 · Dec 7, 2023 · US
Pressure container for crystal production
US-11746439-B2 · Sep 5, 2023 · US
Pressure container for crystal production
US-2020048791-A1 · Feb 13, 2020 · US
Method for producing nitride single crystal using nitrogen-containing solvent, mineralizer having fluorine atom, and raw material
US-10501865-B2 · Dec 10, 2019 · US
Method for producing nitride single crystal
US-2018187328-A1 · Jul 5, 2018 · US
Method for producing nitride single crystal
US-9976229-B2 · May 22, 2018 · US
Method for producing nitride single crystal
US-2015023862-A1 · Jan 22, 2015 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ Tohoku | 8 |
| Mitsubishi Chem Corp | 7 |
| Japan Steel Works Ltd | 7 |
| The Japan Steelworks Ltd | 2 |
| Japan Steel Works M&E Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C30B29/406 | 9 |
| C30B7/105 | 9 |
| C30B7/14 | 4 |
| C30B29/403 | 4 |
| C30B35/002 | 2 |