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Inventor

Zhuangzhuang ZHENG

Inventor
CN

Overview

1→
Patents
2025
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties100%
PatentTitleYear
12,449,339Device and method for testing gas loss amount which simulates wireline coring process2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025Patents assigned to NO 1 EXPLOR BRIGADE OF SHANDONG COAL GEOLOGY BUREAU (1)· patent assignee history
2025Patents assigned to UNIV CHINA PETROLEUM EAST CHINA (1)· patent assignee history
2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NO 1 EXPLOR BRIGADE OF SHANDONG COAL GEOLOGY BUREAU12025
UNIV CHINA PETROLEUM EAST CHINA12025
Locations
LocationPatentsSpan
CN12025