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Inventor

Guangsheng Liu

Inventor
Shenzhen, CN

Overview

10→
Patents
2007–2021
Patent span
Physics
Primary field (CPC G)

Patents· 10 as inventor

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

G06Kprimary
G06KGraphical data reading21%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids11%
G06FElectric digital data processing11%
G06VImage or video recognition or understanding11%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
H04BTransmission5%
H04MTelephonic communication5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%
PatentTitleYear
10,956,746Systems and methods for automated video classification202110,922,548Systems and methods for automated video classification202110,274,771Touch display screen201910,187,717Terminal device20199,787,219'Modulation policy for modular multi-level converter'20179,087,278'Fingerprint identification data card and electronic device'20158,500,466'Electronic apparatus with plug'20137,785,404'Ionic air purifier with high air flow'20107,390,352'Air purifier with front-load electrodes'2008D0551328'Air purifier'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2010Patents assigned to SYLMARK HOLDINGS LTD (3)· patent assignee history
2007–2010Based in Shenzen, CN· patent location history
2013–2015Patents assigned to HUAWEI DEVICE CO LTD (2)· patent assignee history
2013–2015Patents assigned to LI JIE (2)· patent assignee history
2013–2019Based in Shenzhen, CN· patent location history
2017Based in Jiangsu, CN· patent location history
2019Patents assigned to HUAWEI TECH CO LTD (2)· patent assignee history
2021Patents assigned to FACEBOOK INC (2)· patent assignee history
2021Based in Sunnyvale, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SYLMARK HOLDINGS LTD32007–2010
FACEBOOK INC22021
HUAWEI DEVICE CO LTD22013–2015
HUAWEI TECH CO LTD22019
LI JIE22013–2015
Locations
LocationPatentsSpan
Shenzhen, CN42013–2019
Shenzen, CN32007–2010
Sunnyvale, California, US22021
Jiangsu, CN12017