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Inventor

Ronghua Liu

Inventor
Beijing, CN

Overview

7→
Patents
2013–2021
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G06Kprimary
G06KGraphical data reading13%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
G02BOptical elements, systems or apparatus9%
G02CSpectacles9%
G06FElectric digital data processing9%
G06NComputing arrangements based on specific computational models9%
G06TImage data processing or generation, in general9%
G06VImage or video recognition or understanding9%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
PatentTitleYear
10,990,853Information processing method and information processing apparatus for improving the discriminality of features of extracted samples202110,929,648Apparatus and method for data processing202110,885,308Method and apparatus for evaluating illumination condition in face image2021D0894905Ethernet OTG card reader adapter20209,647,293'Gel polymer composite electrolyte, polymer lithium ion battery comprising the gel polymer composite electrolyte and methods of preparing the same'20178,658,748'Silicone hydrogel contact lenses having acceptable levels of energy loss'20148,481,662'Silicone hydrogel contact lenses having acceptable levels of energy loss'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2014Patents assigned to COOPERVISION INT HOLDING CO LP (2)· patent assignee history
2013–2020Patents assigned to LIU RONGHUA (2)· patent assignee history
2013Patents assigned to BACK ARTHUR (1)· patent assignee history
2013–2014Based in Pleasanton, CA, US· patent location history
2017Patents assigned to BYD CO LTD (1)· patent assignee history
2017–2020Based in Shenzhen, CN· patent location history
2021Patents assigned to FUJITSU LTD (3)· patent assignee history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD32021
COOPERVISION INT HOLDING CO LP22013–2014
LIU RONGHUAself22013–2020
BACK ARTHUR12013
BYD CO LTD12017
Locations
LocationPatentsSpan
Beijing, CN32021
Shenzhen, CN22017–2020
Pleasanton, California, US22013–2014