Preparation device and method for semi-insulating indium phosphide
US-12559861-B2 · Feb 24, 2026 · US
This page is not indexed by search engines while we improve data quality.
Sun Niefeng patents
Sun Niefeng is listed as an inventor on 32 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sun Niefeng |
| Total patents | 32 |
| First publication | Nov 21, 2019 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for preparing compound crystal via melt migration under supergravity
US-2025376784-A1 · Dec 11, 2025 · US
Device and method for centrifugally synthesizing and growing compound crystal
US-2025369149-A1 · Dec 4, 2025 · US
Injection synthesis method for semiconductor compound
US-2025369150-A1 · Dec 4, 2025 · US
Crystal growth device and method with temperature gradient control
US-2025369148-A1 · Dec 4, 2025 · US
Rocking type seed crystal surface corrosion, cleaning and drying device and process method
US-12486598-B2 · Dec 2, 2025 · US
Semiconductor phosphide injection synthesis system and control method
US-12383879-B2 · Aug 12, 2025 · US
Method for cutting substrate wafer from indium phosphide crystal bar
US-12285819-B2 · Apr 29, 2025 · US
Device and method for continuous VGF crystal growth through reverse injection synthesis
US-12188145-B2 · Jan 7, 2025 · US
Apparatus and method for synthesizing and continuously growing phosphide in magnetic field in immersion fashion
US-2024352624-A1 · Oct 24, 2024 · US
Recent patents
Latest publications not already listed above.
Process for synthesizing indium phosphide by liquid phosphorus injection method
US-12116690-B2 · Oct 15, 2024 · US
Apparatus for preparing a single crystal comprising a volatilization chamber and a plurality of crystal pieces fixed by combined fixtures located in a solid connection chamber
US-12098478-B2 · Sep 24, 2024 · US
Purification apparatus and purification method for non-metal semiconductor material
US-2024228286-A1 · Jul 11, 2024 · US
Large-scale compound semiconductor single crystal growth system and method
US-2024229291-A1 · Jul 11, 2024 · US
Method for preparing compound semiconductor crystal by combining continuous lec and vgf after injection synthesis
US-2024209545-A1 · Jun 27, 2024 · US
Preparation device and method for semi-insulating indium phosphide
US-2024209546-A1 · Jun 27, 2024 · US
Polishing Device for Indium Phosphide Substrate, and Polishing Process
US-2024035192-A1 · Feb 1, 2024 · US
Method for preparing indium phosphide crystal by utilizing indium-phosphorus mixture
US-11781240-B2 · Oct 10, 2023 · US
Growth Device and Method for Low-Stress Crystals
US-2023069057-A1 · Mar 2, 2023 · US
Process for synthesizing indium phosphide by liquid phosphorus injection method
US-2023055938-A1 · Feb 23, 2023 · US
Semiconductor Phosphide Injection Synthesis System and Control Method
US-2023049408-A1 · Feb 16, 2023 · US
Rocking type seed crystal surface corrosion, cleaning and drying device and process method
US-2023038976-A1 · Feb 9, 2023 · US
Method for preparing indium phosphide crystal by utilizing indium-phosphorus mixture
US-2022081799-A1 · Mar 17, 2022 · US
Apparatus for preparing large-size single crystal
US-2022074073-A1 · Mar 10, 2022 · US
Method for cutting substrate wafer from indium phosphide crystal bar
US-2022072660-A1 · Mar 10, 2022 · US
Growth method and apparatus for preparing high-yield crystals
US-11242615-B2 · Feb 8, 2022 · US
Growth Method and Apparatus for Preparing High-Yield Crystals
US-2021355599-A1 · Nov 18, 2021 · US
Device and Method for Continuous VGF Crystal Growth through Reverse Injection Synthesis
US-2021285123-A1 · Sep 16, 2021 · US
Method for carrying out phosphide in-situ injection synthesis by carrier gas
US-2020157704-A1 · May 21, 2020 · US
Method for carrying out phosphide in-situ injection synthesis by carrier gas
US-10648100-B1 · May 12, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| The 13Th Research Institute Of China Electronics Tech Group Corporation | 32 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C30B29/40 | 24 |
| C30B11/006 | 8 |
| C30B15/02 | 8 |
| C30B29/44 | 7 |
| C30B27/02 | 7 |