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Inventor

Ke Liu

Inventor
Beijing, CN

Overview

26→
Patents
2001–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 26 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus10%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters8%
H04LTransmission of digital information, e.g. telegraphic communication6%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%
G01RMeasuring electric variables4%
G01SRadio direction-finding4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
G06FElectric digital data processing4%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
10,746,857Method for correcting measuring errors of long-distance scanning laser radar202010,750,140Laser display system202010,727,945Efficiently combining multiple taps of an optical filter2020D0874430Headphone2020D0871692Portable washing machine201910,374,389Plasmonic mode III-V laser as on-chip light source201910,284,005Power supply assembly and electronic device201910,146,408Method, system and terminal for interface presentation20189,690,127'Electronic device'20179,667,032'Plasmonic mode III-V laser as on-chip light source'20179,526,930'Control method of a fire truck for high-rise and super high-rise building firefighting'20169,529,158'Silicon-based, broadband, waveguide-integrated electro-optical switch'20169,335,387'Ventilation method and ventilation system for a magnetic resonance imaging system'20169,149,725'Method and server for PVP team matching in computer games'20158,719,357'Method and apparatus for managing message'20148,661,239'Encryption device and method for controlling download and access operations performed to a mobile terminal'20147,924,008'Vibrationally decoupled patient table for use in magnetic resonance system'20117,218,906'Layered space time processing in a multiple antenna system'20077,086,582'Sequential punch press with complementary sliding plates'20066,850,022'Method and system for determining electronic commutation in brushless DC machines irrespective of the placement of rotor position sensors'20056,803,735'Speed-based open-loop start-up method for brushless DC motor'20046,801,009'Current limitation process of brush and brushless DC motors during severe voltage changes'20046,798,162'12/42 volt DC brush motor control system'20046,753,010'Soft gelatin capsule containing angelica oil'20046,626,281'Workpiece shift apparatus for punch press'20036,176,727'Terminator board holder'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2006Patents assigned to HON HAI PREC IND CO LTD (3)· patent assignee history
2003–2020Based in Shenzhen, CN· patent location history
2004–2005Patents assigned to SIEMENS VDO AUTOMOTIVE INC (4)· patent assignee history
2004–2005Based in Ontario, CA· patent location history
2011–2016Based in Hangzhou, CN· patent location history
2014–2020Patents assigned to LIU KE (4)· patent assignee history
2016–2019Patents assigned to UNIV GEORGE WASHINGTON (3)· patent assignee history
2016–2020Based in Beijing, CN· patent location history
2016–2019Based in Arlington, VA, US· patent location history
2017–2019Patents assigned to IBM (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIU KEself42014–2020
SIEMENS VDO AUTOMOTIVE INC42004–2005
HON HAI PREC IND CO LTD32001–2006
UNIV GEORGE WASHINGTON32016–2019
IBM22017–2019
Locations
LocationPatentsSpan
Beijing, CN62016–2020
Shenzhen, CN62003–2020
Arlington, Virginia, US32016–2019
Hangzhou, CN22011–2016
Ontario, CA22004–2005