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Inventor

Yipin CHENG

Inventor
CN

Overview

1→
Patents
2024
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E02Dprimary
E02DFoundations100%
PatentTitleYear
12,163,305Installation method for closure joint of immersed tunnel2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to CCCC FIRST HARBOR ENG CO LTD (1)· patent assignee history
2024Patents assigned to NO 2 ENG CO LTD OF CCCC FIRST HARBOR ENG CO LTD (1)· patent assignee history
2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CCCC FIRST HARBOR ENG CO LTD12024
NO 2 ENG CO LTD OF CCCC FIRST HARBOR ENG CO LTD12024
Locations
LocationPatentsSpan
CN12024