Inventor

Li Chai

Inventor
Shenzhen, CN

Overview

7→
Patents
1992–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H04Wprimary
H04WWireless communication networks38%
H04BTransmission25%
H04LTransmission of digital information, e.g. telegraphic communication19%
C04BLime, magnesia6%
H04JMultiplex communication6%
H10NElectric solid-state devices not otherwise provided for6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to UNIV HUBEI (1)· patent assignee history
1992Based in Wuhan, CN· patent location history
2021Patents assigned to HUAWEI TECH CO LTD (6)· patent assignee history
2021Based in Shenzhen, CN· patent location history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HUAWEI TECH CO LTD62021
UNIV HUBEI11992
Locations
LocationPatentsSpan
Shenzhen, CN42021
Beijing, CN22021
Wuhan, CN11992