Field briefing
E04C · Structural elements
Structural elements; building materials. Patents classified in CPC E04C, part of Construction and mining.
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Newest patents in E04C · Structural elements
1 patent imported from the European Patent Office; newest published 2025-09-05; most active companies: Hunan Hangwu ENG Co Ltd, Zhongcheng Space Shenzhen Intelligent Tech Co Ltd.
- Assembly type gas film bin and assembly method thereof CN120592349A, published 2025-09-05
Most active companies
Counted over the newest 1 imported patents in this industry.
- Hunan Hangwu ENG Co Ltd 1 patent
- Zhongcheng Space Shenzhen Intelligent Tech Co Ltd 1 patent