China Construction Industrial & Energy Engineering Group Huanghe Construction Co., Ltd.
3 patents in portfolio
- US12285785utility2025Pipeline Overturning Lining Inner Wall Cleaner0 cites
- US12079553utility2024Method, Medium and System for Determining Demolition Points of Large Building0 cites
- US11995790utility2024Three-dimensional View-based Fabricated Building Display Method and System0 cites