LexDanaLexDanabeta
Inventor

CHENGMING ZHANG

Inventor
CN

Overview

3→
Patents
2022–2023
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling20%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure20%
G01MTesting static or dynamic balance of machines or structures20%
G06FElectric digital data processing20%
Y02PClimate change mitigation technologies in the production or processing of goods20%
PatentTitleYear
11,754,467Three-dimensional force loading device for motor spindle202311,377,941Gasflow distribution device, gas distributor, pipe string and method for separate-layer gas injection202211,287,936Touch display panel and touch display device2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to PETROCHINA CO LTD (1)· patent assignee history
2022Patents assigned to YUNGU GUAN TECH CO LTD (1)· patent assignee history
2022–2023Based in CN· patent location history
2023Patents assigned to HARBIN INST TECHNOLOGY (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HARBIN INST TECHNOLOGY12023
PETROCHINA CO LTD12022
YUNGU GUAN TECH CO LTD12022
Locations
LocationPatentsSpan
CN32022–2023