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Inventor

FENGGANG ZHANG

Inventor
CN

Overview

2→
Patents
2025
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.

E21Bprimary
E21BEarth or rock drilling20%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels20%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere20%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure20%
H10KOrganic electric solid-state devices20%
PatentTitleYear
12,234,732Monitoring and warning device for rock burst in coal mine202512,232,355Display panel, method for manufacturing same, and display apparatus2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025Patents assigned to BOE TECHNOLOGY GROUP CO LTD (1)· patent assignee history
2025Patents assigned to MIANYANG BOE OPTOELECTRONICS TECH CO LTD (1)· patent assignee history
2025Patents assigned to UNIV HENAN POLYTECHNIC (1)· patent assignee history
2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD12025
MIANYANG BOE OPTOELECTRONICS TECH CO LTD12025
UNIV HENAN POLYTECHNIC12025
Locations
LocationPatentsSpan
CN22025