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Inventor

Changluo Zhu

Inventor
Jiangsu, CN

Overview

2→
Patents
2012–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E05Bprimary
E05BLocks25%
E21BEarth or rock drilling25%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
11,060,384Method for precisely extracting coal-mine gas20218,146,395'Anti-theft lock with plate tumblers'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to LIN MU (1)· patent assignee history
2012Patents assigned to PINGDINGSHAN DAHAN LOCK CO LTD (1)· patent assignee history
2012Patents assigned to ZHU CHANGLUO (1)· patent assignee history
2012Based in Pingdingshan, CN· patent location history
2021Patents assigned to UNIV CHINA MINING (1)· patent assignee history
2021Based in Jiangsu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIN MU12012
PINGDINGSHAN DAHAN LOCK CO LTD12012
UNIV CHINA MINING12021
ZHU CHANGLUOself12012
Locations
LocationPatentsSpan
Jiangsu, CN12021
Pingdingshan, CN12012