Inventor
LI YIYONG
CN11 patents
⚠️ This page may combine multiple inventors who share the name “LI YIYONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CCCC FIRST HARBOR ENG CO LTD
6 patentsUS10836459B2Nov 17, 2020
Self-propelled integrated ship for transporting and installing immersed tubes of underwater tunnel and construction process
CCCC FIRST HARBOR ENG CO LTD3 citations69
US11655608B1May 23, 2023
Water stopping device of suspension and sliding type and an application thereof
CCCC FIRST HARBOR ENG CO LTD0 citations55
US12215470B2Feb 4, 2025
Water replacement type storage field construction method and storage field
CCCC FIRST HARBOR ENG CO LTD0 citations44
US11674283B2Jun 13, 2023
Semi-submersible immersed tube transportation and installation integrated ship and construction process
CCCC FIRST HARBOR ENG CO LTD0 citations41
US12163305B1Dec 10, 2024
Installation method for closure joint of immersed tunnel
CCCC FIRST HARBOR ENG CO LTD0 citations38
US10781567B2Sep 22, 2020
Foundation treatment method for piling foundation structure by penetrating hardpan layer
CCCC FIRST HARBOR ENG CO LTD0 citations33