Inventor

Zhao Liu

Inventor
Shenzhen, CN

Overview

17→
Patents
1999–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 17 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication28%
G06FElectric digital data processing16%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes8%
LOC128%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact4%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
H01QAntennas, i.e. radio aerials4%
H01RElectrically-conductive connections4%
H04MTelephonic communication4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2019Patents assigned to TENCENT TECH SHENZHEN CO LTD (5)· patent assignee history
2014Patents assigned to LIU ZHAO (2)· patent assignee history
2014–2019Based in Guangdong, CN· patent location history
2017–2019Patents assigned to IBM (3)· patent assignee history
2017–2019Based in Shenzhen, CN· patent location history
2018Patents assigned to CENTURY TECH SHENZHEN CORPORATION LIMITED (1)· patent assignee history
2019Based in Beijing, CN· patent location history
2020Patents assigned to TRADEMARK LLC (2)· patent assignee history
2020Based in Nanjing, CN· patent location history
2021Based in Xi'an, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TENCENT TECH SHENZHEN CO LTD52014–2019
IBM32017–2019
LIU ZHAOself22014
TRADEMARK LLC22020
CENTURY TECH SHENZHEN CORPORATION LIMITED12018
Locations
LocationPatentsSpan
Shenzhen, CN42017–2019
Guangdong, CN32014–2019
Nanjing, CN22020
Beijing, CN22019
Xi'an, CN12021