LexDanaLexDanabeta
Inventor

Binhua WU

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.

E21Dprimary
E21DShafts50%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels50%
PatentTitleYear
11,920,474Protecting trolley and construction method of rock burst prewarning protection system in non-contact tunnel construction2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to CHINA RAILWAY 16TH BUREAU GROUP BEIJING JIANGONG MACHINERY CO LTD (1)· patent assignee history
2024Patents assigned to CHINA RAILWAY 16TH BUREAU GROUP 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
CHINA RAILWAY 16TH BUREAU GROUP BEIJING JIANGONG MACHINERY CO LTD12024
CHINA RAILWAY 16TH BUREAU GROUP CO LTD12024
Locations
LocationPatentsSpan
CN12024