LexDanaLexDanabeta
Inventor

Jing Cheng

Inventor
Beijing, CN

Overview

73→
Patents
1997–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 73 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties20%
B01LChemical or physical laboratory apparatus for general use15%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms11%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
Y10TTechnical subjects covered by former us classification7%
C40BCombinatorial chemistry5%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
A61BDiagnosis3%
B01DSeparation2%
PatentTitleYear
11,008,360Indoleacetic acid derivative and preparation method and pharmaceutical use thereof202110,758,903Microfluidic devices for multi-index biochemical detection202010,704,092Detection methods based on sequencing2020D0869684Isothermal amplification microfluidic chip nucleic acid analyzer201910,365,213Reliable fluorescence correction method for two-color measurement fluorescence system201910,309,977Device for detecting and/or analyzing bio-chip201910,300,483Multi-index detection microfluidic chip and methods of use201910,274,479Method for sperm motility evaluation and screening and its microfluidic device201910,264,965Eye imaging device and method of use201910,167,499Luminophore-labeled molecules coupled with particles for microarray-based assays201910,049,464Method for identifying a unit using a camera201810,022,695Micro-reactor array20189,895,690'Microfluidic chip and application thereof'20189,803,236'Microarray-based assay integrated with particles for analyzing molecular interactions'20179,664,632'Cell-impedance sensors'20179,556,485'Methods and compositions for detecting non-hematopoietic cells from a blood sample'20179,511,366'Microfluidic device and its use for positioning of cells or organisms'20169,445,840'Integrated microfluidic device for single oocyte trapping'20169,310,375'Luminophore-labeled molecules coupled with particles for microarray-based assays'20169,290,812'Methods and compositions for separating rare cells from fluid samples'20169,200,323'Hybridization methods using natural base mismatches'20159,133,516'Methods for identification of alleles using allele-specific primers for amplification'20158,986,944'Methods and compositions for separating rare cells from fluid samples'20158,980,568'Methods and compositions for detecting non-hematopoietic cells from a blood sample'20158,969,021'Methods and compositions for detecting non-hematopoietic cells from a blood sample'20158,957,039'Methods and compositions for the diagnosis and prognosis of cervical intraepithelial neoplasia and cervical cancer'20158,901,913'Microelectrode arrays'20148,900,530'Micro-volume liquid ejection system'20148,784,633'Automatic positioning and sensing microelectrode arrays'20148,779,779'On-chip cell migration detection'20148,735,067'Asymmetric PCR amplification, its special primer and application'20148,680,016'Testing method of nucleic acid binding protein based on biochip'20148,642,287'Cell-impedance sensors'20148,636,954'Calibration slide for fluorescence detection instruments and process of preparation'20148,603,750'Methods for assaying analytes using photoelectrochemical labels'20138,597,592'Microvalve controlled precision fluid dispensing apparatus with a self-purging feature and method for use'20138,540,416'Fluidic flow merging apparatus'20138,353,685'Method for fluid transfer and the micro peristaltic pump'20138,293,519'Microarray devices having controllable reaction volume'20128,273,309'Wicking inhibitor for fluidic devices'20128,137,622'Device for washing and hybridization of biochips'20128,124,382'Methods, microarray, and kits for detection of drug resistance genes in gram-negative bacteria'20128,003,063'Microfluidic devices and methods for multiple analyte detection'20117,968,305'Biochips including ion transport detecting structures and methods of use'20117,939,035'Sample preparation device for extracting drug residue'20117,928,357'High speed scanning platform for microarray scanner'20117,918,981'Cell isolation method and uses thereof'20117,875,466'Fluorescent magnetic nanoparticles and process of preparation'20117,811,768'Microdevice containing photorecognizable coding patterns and methods of using and producing the same'20107,776,580'Magnetism based rapid cell separation'20107,776,543'Microdevice containing photorecognizable coding patterns and methods of using and producing the same'20107,767,438'Microarray devices having controllable reaction volume'20107,718,362'DNA chip based genetic typing'20107,718,419'Microdevices having a preferential axis of magnetization and uses thereof'20107,706,419'Optical systems for microarray scanning'20107,632,674'Apparatus for stimulating an animal cell and recording its physiological signal and production and use methods thereof'20097,615,758'Laser confocal microarray scanner'20097,527,719'Capillary electrophoresis chip apparatus for detecting nucleotide polymorphism and single nucleotide polymorphism'20097,214,427'Composite beads comprising magnetizable substance and electro-conductive substance'20077,153,648'Dielectrophoretic separation of stained cells'20067,081,192'Methods for manipulating moieties in microfluidic systems'20066,998,236'Methods for detecting interaction between a test moiety and a plurality of target moieties'20066,949,355'Methods, compositions, and automated systems for separating rare cells from fluid samples'20056,900,013'Methods and compositions for identifying nucleic acid molecules using nucleolytic activities and hybridization'20056,881,314'Apparatuses and methods for field flow fractionation of particles using acoustic and other forces'20056,858,439'Compositions and methods for separation of moieties on chips'20056,716,642'Individually addressable micro-electromagnetic unit array chips in horizontal configurations'20046,703,203'Integrated microarray devices'20046,630,835'Apparatus and method for high throughput electrorotation analysis'20036,596,143'Apparatus for switching and manipulating particles and method of use thereof'20036,448,794'Apparatus and method for high throughput electrorotation analysis'20025,969,129'Purification of polynucleotides from polynucleotide/polysaccharide mixtures'19995,625,055'Rapid isolation of polynucleotides'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Based in Glasgow, GB· patent location history
1999Based in Philadelphia, PA, US· patent location history
2002–2017Patents assigned to AVIVA BIOSCIENCES CORP (16)· patent assignee history
2002–2021Based in Beijing, CN· patent location history
2004–2020Patents assigned to UNIV TSINGHUA (41)· patent assignee history
2009–2020Patents assigned to CAPITALBIO CORP (47)· patent assignee history
2011–2016Based in San Diego, CA, US· patent location history
2012–2019Patents assigned to CHENG JING (27)· patent assignee history
2012–2017Patents assigned to XING WANLI (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CAPITALBIO CORP472009–2020
UNIV TSINGHUA412004–2020
CHENG JINGself272012–2019
AVIVA BIOSCIENCES CORP162002–2017
XING WANLI62012–2017
Locations
LocationPatentsSpan
Beijing, CN672002–2021
San Diego, California, US42011–2016
Philadelphia, Pennsylvania, US11999
Glasgow, GB11997