Process to yield foam construction boards with low surface irregularities
US-12358190-B1 · Jul 15, 2025 · US
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Yao Chunhua patents
Yao Chunhua is listed as an inventor on 47 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yao Chunhua |
| Total patents | 47 |
| First publication | Jan 15, 2015 |
| Latest publication | Jul 15, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Process for producing isocyanate-based foam construction boards
US-2025222636-A1 · Jul 10, 2025 · US
Isocyanate-based foam construction boards
US-12291620-B2 · May 6, 2025 · US
Process for producing isocyanate-based foam construction boards
US-12263622-B1 · Apr 1, 2025 · US
Methods of forming microelectronic devices, and related microelectronic devices, memory devices, and electronic systems
US-2024349478-A1 · Oct 17, 2024 · US
Process for producing isocyanate-based foam construction boards
US-2024327592-A1 · Oct 3, 2024 · US
Process for producing isocyanate-based foam construction boards
US-2024309160-A1 · Sep 19, 2024 · US
Process for producing isocyanate-based foam construction boards
US-12006414-B2 · Jun 11, 2024 · US
Process for producing isocyanate-based foam construction boards
US-11999833-B2 · Jun 4, 2024 · US
Interactive temperature control system
US-11982457-B2 · May 14, 2024 · US
Recent patents
Latest publications not already listed above.
Foam construction boards with enhanced fire performance
US-2024149551-A1 · May 9, 2024 · US
Surface cleaning
US-11969140-B2 · Apr 30, 2024 · US
Shallow trench isolation recess control
US-2024074158-A1 · Feb 29, 2024 · US
Polyisocyanurate coverboards with improved fire resistance
US-11913222-B2 · Feb 27, 2024 · US
Encapsulated fragile insulation materials
US-2023234323-A1 · Jul 27, 2023 · US
Interactive temperature control system
US-2023213232-A1 · Jul 6, 2023 · US
Encapsulated fragile insulation materials
US-11618235-B2 · Apr 4, 2023 · US
Apparatus comprising silicon carbide materials and related electronic systems and methods
US-2023022071-A1 · Jan 26, 2023 · US
Surface cleaning
US-2022400924-A1 · Dec 22, 2022 · US
Process for producing isocyanate-based foam construction boards
US-2022251320-A1 · Aug 11, 2022 · US
Emergency assistance response
US-11398146-B2 · Jul 26, 2022 · US
Emergency assistance response
US-2022198902-A1 · Jun 23, 2022 · US
Polyisocyanurate coverboards with improved fire resistance
US-2022154453-A1 · May 19, 2022 · US
Process for producing isocyanate-based foam construction boards
US-2022056234-A1 · Feb 24, 2022 · US
Polyisocyanurate coverboards with improved fire resistance
US-11242681-B2 · Feb 8, 2022 · US
Encapsulated fragile insulation materials
US-2022001642-A1 · Jan 6, 2022 · US
Process for producing isocyanate-based foam construction boards
US-11174364-B2 · Nov 16, 2021 · US
Adhesive-backed composite insulation boards with vacuum-insulated capsules
US-2021198527-A1 · Jul 1, 2021 · US
Polyisocyanurate coverboards with improved fire resistance
US-2021108408-A1 · Apr 15, 2021 · US
Isocyanate-based foam construction boards
US-2021095090-A1 · Apr 1, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Firestone Building Prod Co Llc | 19 |
| Holcim Technology Ltd | 12 |
| Micron Technology Inc | 9 |
| Stepan Co | 5 |
| Wisconsin Alumni Res Found | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B32B2266/0278 | 27 |
| B32B2419/06 | 23 |
| B32B5/18 | 20 |
| B32B5/20 | 19 |
| B32B2307/3065 | 19 |