Inventor

Lijun Zou

Inventor
Shanghai, CN

Overview

4→
Patents
2017–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

H01Fprimary
H01FMagnets25%
C25DProcesses for the electrolytic or electrophoretic production of coatings13%
E21BEarth or rock drilling13%
F16LPipes13%
F17CVessels for containing or storing compressed, liquefied or solidified gases13%
F25BRefrigeration machines, plants or systems13%
G01RMeasuring electric variables13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to BEIJING PETROLEUM MACHINERY FACTORY (1)· patent assignee history
2017Patents assigned to CHINA NAT PETROLEUM CORP (1)· patent assignee history
2017Patents assigned to CNPC DRILLING RES INST (1)· patent assignee history
2017Based in Beijing, CN· patent location history
2021Patents assigned to SHANGHAI UNITED IMAGING HEALTHCARE CO LTD (2)· patent assignee history
2021Patents assigned to SEAGATE TECHNOLOGY LLC (1)· patent assignee history
2021Based in Shanghai, CN· patent location history
2021Based in Eden Prairie, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHANGHAI UNITED IMAGING HEALTHCARE CO LTD22021
BEIJING PETROLEUM MACHINERY FACTORY12017
CHINA NAT PETROLEUM CORP12017
CNPC DRILLING RES INST12017
SEAGATE TECHNOLOGY LLC12021
Locations
LocationPatentsSpan
Shanghai, CN22021
Eden Prairie, Minnesota, US12021
Beijing, CN12017