Patents by Inventor Ji Qi

Ji Qi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10635579
    Abstract: A system and method of optimizing tree pruning for a decision tree may include splitting, a first dataset into a training dataset and a testing dataset, growing the training dataset into a first decision tree, sampling the training dataset by creating a plurality of sampling datasets from the training dataset, pruning the first decision tree using the plurality of sampling datasets, creating a plurality of models, at least one for each of the plurality of sampling datasets, and verifying the accuracy of each of the plurality of models, using the testing dataset.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: April 28, 2020
    Assignee: International Business Machines Corporation
    Inventors: Jun Qi Zhang, Jing Xu, Xing Wei, Zhiyuan Wang, Ji Hui Yang, Kai Xa Li
  • Publication number: 20200103401
    Abstract: The present invention provides QMAX based devices, kits, and methods for rapid, easy to use, and/or inexpensive detection of assaying.
    Type: Application
    Filed: February 9, 2018
    Publication date: April 2, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Publication number: 20200106932
    Abstract: The present invention provides, among other thing, devices and methods for simple, fast, and sensitive assaying, including imaging.
    Type: Application
    Filed: February 8, 2018
    Publication date: April 2, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi, Jun Tian, Wei Dong
  • Publication number: 20200095629
    Abstract: Provided herein is a method and device for performing a homogeneous nucleic acid detection assay. The device can contain a pair of plates where one of the plates comprises (i) surface amplification surface; and (ii) target-specific nucleic acid probes that are immobilized on said amplification surface and that specifically binds to a part of the target nucleic acid; and the second plate comprises a sample contact area comprising a reagent storage site that comprises target-specific nucleic acid detection agents that specifically binds to another part of the target nucleic acid. In some embodiments, the device can be read without a washing unbound label from the surface of the device.
    Type: Application
    Filed: February 8, 2018
    Publication date: March 26, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Ji Qi, Yufan Zhang, Ji Li
  • Patent number: 10600214
    Abstract: A method and system for image reconstruction are provided. A projection image of a projection object may be obtained. A processed projection image may be generated based on the projection image through one or more pre-process operations. A reconstructed image including an artifact may be reconstructed based on the processed projection image. The artifact may be a detector edge artifact, a projection object edge artifact, and a serrated artifact. The detector edge artifact, the projection object edge artifact, and the serrated artifact may be removed from the reconstructed image.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: March 24, 2020
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Le Yang, Haihua Zhou, Juan Feng, Kai Cui, Ji Qi, Na Zhang, Hao Chen, Jie Niu, Yecheng Han, Wanli Teng, Yange Ma
  • Publication number: 20200079787
    Abstract: A compound comprises a donor and an acceptor, wherein at least one donor (ā€œDā€) and at least one acceptor (ā€œAā€) may be arranged in an order of D-A; D-A-D; A-D-A; D-D-A-D-D; A-A-D-A-A; D-A-D-A-D; and A-D-A-D-A. The compound may be selected from the group consisting of: MTPE-TP, MTPE-TT, TPE-TPA-TT, PTZ-BT-TPA, NPB-TQ, TPE-TQ-A, MTPE-BTSe, DCDPP-2TPA, DCDPP-2TPA4M, DCDP-2TPA, DCDP-2TPA4M, TTS, ROpen-DTE-TPECM, and RClosed-DTE-TPECM. The compound may be used as a probe and may be functionalized with special targeted groups to image biological species. As non-limiting examples, the compound may be used in cellular cytoplasms or tissue imaging, blood vessel imaging, in vivo fluorescence imaging, brain vascular imaging, sentinel lymph node mapping, and tumor imaging, and the compound may be used as a photoacoustic agent.
    Type: Application
    Filed: December 12, 2017
    Publication date: March 12, 2020
    Inventors: Benzhong TANG, Ji QI, Ming CHEN, Wei QIN, Pengfei ZHANG
  • Publication number: 20200078792
    Abstract: The present invention provides devices, systems, and methods for rapid and easy-to-use in sample thermal cycling or temperature changes for the facilitation of reactions such as but not limited to PCR.
    Type: Application
    Filed: February 15, 2018
    Publication date: March 12, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Patent number: 10586355
    Abstract: A method and system for image reconstruction are provided. A projection image of a projection object may be obtained. A processed projection image may be generated based on the projection image through one or more pre-process operations. A reconstructed image including an artifact may be reconstructed based on the processed projection image. The artifact may be a detector edge artifact, a projection object edge artifact, and a serrated artifact. The detector edge artifact, the projection object edge artifact, and the serrated artifact may be removed from the reconstructed image.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: March 10, 2020
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Le Yang, Haihua Zhou, Juan Feng, Kai Cui, Ji Qi, Na Zhang, Hao Chen, Jie Niu, Yecheng Han, Wanli Teng, Yange Ma
  • Publication number: 20200033579
    Abstract: A method of assaying an analyte in a sample is disclosed. The method includes having a sample holder with a sample contact area for contacting a sample with an analyte, having a plurality of calibration structures on the sample contact area of the sample holder, imaging a part of the sample contact area that has the calibration structures, and using an algorithm that includes an image, calibration structures in the image, and artificial intelligence and/or machine learning to identify the analyte and/or determine the analyte concentration.
    Type: Application
    Filed: July 30, 2019
    Publication date: January 30, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Ji Qi, Yuechang Zhang, Wu Chou, Mingquan Wu, Xing Li, Jun Tian
  • Publication number: 20200025686
    Abstract: Among other thing, the present invention provides solution to the problem, particularly, the present invention provides means to improve the sensitivity, speed, and easy-to-use of a colorimetric assay.
    Type: Application
    Filed: February 9, 2018
    Publication date: January 23, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Publication number: 20200025653
    Abstract: The present invention provides, among other things, devices, methods and applications of collecting, preserving, transporting, and analyzing tiny body fluids which have targeted biomarkers.
    Type: Application
    Filed: February 8, 2018
    Publication date: January 23, 2020
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Publication number: 20190376888
    Abstract: Among other thing, the present invention provides solution to the problem, particularly, the present invention certain surfaces and certain sample holder to improve the sensitivity, speed, and easy-to-use of an optical signal based assays, such as colorimetric assays or fluorescence assays.
    Type: Application
    Filed: February 16, 2018
    Publication date: December 12, 2019
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Publication number: 20190365283
    Abstract: The present invention relates to provide, among other things, the methods, devices, and systems that can simply and quickly collecting and analyzing a tiny amount of vapor condensates (e.g. exhaled breath condensate (EBC)).
    Type: Application
    Filed: February 16, 2018
    Publication date: December 5, 2019
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Yufan Zhang, Ji Qi
  • Publication number: 20190370161
    Abstract: A system and method of optimizing tree pruning for a decision tree may include splitting, a first dataset into a training dataset and a testing dataset, growing the training dataset into a first decision tree, sampling the training dataset by creating a plurality of sampling datasets from the training dataset, pruning the first decision tree using the plurality of sampling datasets, creating a plurality of models, at least one for each of the plurality of sampling datasets, and verifying the accuracy of each of the plurality of models, using the testing dataset.
    Type: Application
    Filed: June 1, 2018
    Publication date: December 5, 2019
    Inventors: Jun Qi Zhang, Jing Xu, Xing Wei, Zhiyuan Wang, Ji Hui Yang, Kai XA Li
  • Publication number: 20190358635
    Abstract: The present invention provides devices, systems, and methods for rapid sample thermal cycle changes for the facilitation of reactions such as but not limited to PCR.
    Type: Application
    Filed: February 14, 2018
    Publication date: November 28, 2019
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Ji Qi, Yufan Zhang
  • Patent number: 10446852
    Abstract: The present invention relates to a fuel-cell system. This system includes an anode electrode; a cathode electrode; a separator positioned between the anode electrode and the cathode electrode, wherein the separator is not an ion exchange membrane; an anode catalyst; and a cathode catalyst, wherein the cathode catalyst is a non-precious metal catalyst or metal-free catalyst. The present invention also relates to a method of generating energy from crude fuel. This method involves providing a fuel-cell system and contacting the fuel-cell system with a crude fuel under conditions effective to generate energy from the crude fuel.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: October 15, 2019
    Assignee: Iowa State University Research Foundation, Inc.
    Inventors: Wenzhen Li, Neeva Benipal, Ji Qi, Yang Qiu
  • Publication number: 20190233426
    Abstract: A compound of Formula (IA), or a pharmaceutically acceptable salt thereof, is provided that has been shown to be useful for treating a PRC2-mediated disease or disorder: wherein A, R3, R4, R6, and R7 are as defined herein.
    Type: Application
    Filed: June 9, 2017
    Publication date: August 1, 2019
    Inventors: Ho Man CHAN, Xingnian Fu, Xiang-Ju Justin Gu, Ying HUANG, Ling LI, Yuan MI, Wei QI, Martin SENDZIK, Yongfeng SUN, Long WANG, Zhengtian YU, Hailong ZHANG, Ji Yue ZHANG, Man ZHANG, Qiong ZHANG, Kehao ZHAO
  • Publication number: 20190215924
    Abstract: Aspects of the subject technology relate to control circuitry for light-emitting diodes. The control circuitry may operate a light-emitting diode using a multi-peak pulse-width-modulation signal. The control circuitry may include a multi-stage driver having a relatively larger driver stage for providing a direct current through a light-emitting diode and a relatively smaller driver stage configured to cooperate with a pulse-width-modulation controller to pulse-width-modulate a current through the light-emitting diode.
    Type: Application
    Filed: March 14, 2019
    Publication date: July 11, 2019
    Inventors: Mohammad J. Navabi-Shirazi, Alejandro Lara Ascorra, Asif Hussain, Ji Yeoul Ryoo, Jingdong Chen, Jun Qi, Manisha P. Pandya, Yanhui Xie
  • Publication number: 20190202828
    Abstract: A compound of Formula (IA), or a pharmaceutically acceptable salt thereof, is provided that has been shown to be useful for treating a PRC2-mediated disease or disorder: wherein A, R6, R7 and R8 are as defined herein.
    Type: Application
    Filed: June 6, 2017
    Publication date: July 4, 2019
    Inventors: Ho Man CHAN, Xingnian Fu, Xiang-Ju Justin Gu, Ying HUANG, Ling LI, Yuan MI, Wei QI, Martin SENDZIK, Yongfeng SUN, Long WANG, Zhengtian YU, Hailong ZHANG, Ji Yue ZHANG, Man ZHANG, Qiong ZHANG, Kehao ZHAO
  • Publication number: 20190170734
    Abstract: Among other things, the present invention is related to devices and methods for imaging a liquid sample between two plates.
    Type: Application
    Filed: October 26, 2018
    Publication date: June 6, 2019
    Applicant: Essenlix Corporation
    Inventors: Stephen Y. Chou, Wei Ding, Ji Qi