China Railway Sixth Group Co., Ltd.

China

 
Total IP 3
Total IP Rank # 502,805
IP Activity Score 1.1/5.0    3
IP Activity Rank # 339,187

Patents

Trademarks
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3 0
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Last Patent 2024 - Tunnel fire-fighting water suppl...
First Patent 2020 - Double-wall cofferdam and pier c...

Latest Inventions, Goods, Services

2023 Invention Tunnel fire-fighting water supply system. A tunnel fire-fighting water supply system, comprising ...
2021 Invention Construction method for large-span thin-wall concrete sound barrier pouring trolley. A constructi...
2020 Invention Double-wall cofferdam and pier construction method. A double-wall cofferdam and a pier constructi...