Patents by Inventor Jianan Qu
Jianan Qu 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).
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Patent number: 11988799Abstract: A method and computing system is disclosed herein. The computing system receives, from a remote computing device, a set of production information for a plurality of plays from a region. The set of production information is directed to past production of the well. The computing system generates an input data set based on the set of production information. The input data set is generated by imputing missing production data to the production information and collapsing the data set into calendar days. The computing system fits one or more decline curves to the input data set. The computing system consolidates the one or more curves into a new data set. The computing system classifies the one or more curves by identifying a subset of wells in the new data set. The subset of wells includes a threshold amount of production information. The computing system delivers the classified results to the remote computing device.Type: GrantFiled: June 12, 2020Date of Patent: May 21, 2024Assignee: RS Energy Group Topco, Inc.Inventors: Norman Runciman, Morgan Kwan, Jiarao Huang, Jianan Qu, Amanda Mackey
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Patent number: 11579334Abstract: Techniques for predicting a landing zone of a wellbore include identifying a first subsurface geological model of a first subterranean layer located under a terranean surface that includes an upper boundary depth of the first subterranean layer and a lower boundary depth of the first subterranean layer; identifying a second subsurface geological model of a second subterranean layer deeper than the first subterranean layer that is independent of the first subsurface geological model and includes an upper boundary depth of the second subterranean layer; correlating a predicted landing zone for a plurality of wellbores using the first and second subsurface geological models that is based on a location of a horizontal portion of each wellbore; and generating data that comprises a representation of the correlated plurality of wellbores for presentation on a graphical user interface (GUI).Type: GrantFiled: April 7, 2021Date of Patent: February 14, 2023Assignee: Enverus, Inc.Inventors: Michelle Thoms, Jianan Qu, Jiarao Huang, David Howard
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Publication number: 20220326409Abstract: Techniques for predicting a landing zone of a wellbore include identifying a first subsurface geological model of a first subterranean layer located under a terranean surface that includes an upper boundary depth of the first subterranean layer and a lower boundary depth of the first subterranean layer; identifying a second subsurface geological model of a second subterranean layer deeper than the first subterranean layer that is independent of the first subsurface geological model and includes an upper boundary depth of the second subterranean layer; correlating a predicted landing zone for a plurality of wellbores using the first and second subsurface geological models that is based on a location of a horizontal portion of each wellbore; and generating data that comprises a representation of the correlated plurality of wellbores for presentation on a graphical user interface (GUI).Type: ApplicationFiled: April 7, 2021Publication date: October 13, 2022Inventors: Michelle Thoms, Jianan Qu, Jiarao Huang, David Howard
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Publication number: 20220236547Abstract: Provided herein is a method for identifying and correcting optical aberrations within a sample under optical microscopy. The method includes providing a plurality of optical beams including at least a first optical beam and a second optical beam; modulating at least one of the optical beams at one or more frequencies; providing a combined optical beam at least partially superimposed in time by the first optical beam and the second optical beam; focusing the combined optical beam into the sample; detecting a first signal excited by the combined optical beam in the sample; demodulating the first signal by at least one lock-in amplifier to obtain a second signal including performing a plurality of measurements of spatial positions of the first optical beam with respect to the second optical beam; identifying and correcting the optical aberrations by the second signal through obtaining the electric-field point spread function of the optical beams.Type: ApplicationFiled: November 17, 2021Publication date: July 28, 2022Inventors: Jianan QU, Zhongya QIN
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Patent number: 11320428Abstract: The present subject matter relates to compounds that have aggregation-induced emission (AIE) characteristics and are capable of generating Raman signals in the Raman cell-silent region (1800 cm?1-2800 cm?1). The compounds can be used in dual-mode cell imaging by fluorescence and Raman microscopes.Type: GrantFiled: April 18, 2018Date of Patent: May 3, 2022Assignee: THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Benzhong Tang, Meijuan Jiang, Xuesong Li, Jianan Qu
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Publication number: 20210223430Abstract: A method and computing system is disclosed herein. The computing system receives, from a remote computing device, a set of production information for a plurality of plays from a region. The set of production information is directed to past production of the well. The computing system generates an input data set based on the set of production information. The input data set is generated by imputing missing production data to the production information and collapsing the data set into calendar days. The computing system fits one or more decline curves to the input data set. The computing system consolidates the one or more curves into a new data set. The computing system classifies the one or more curves by identifying a subset of wells in the new data set. The subset of wells includes a threshold amount of production information. The computing system delivers the classified results to the remote computing device.Type: ApplicationFiled: June 12, 2020Publication date: July 22, 2021Inventors: Norman Runciman, Morgan Kwan, Jiarao Huang, Jianan Qu, Amanda Mackey
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Publication number: 20210190776Abstract: The present subject matter relates to compounds that have aggregation-induced emission (AIE) characteristics and are capable of generating Raman signals in the Raman cell-silent region (1800 cm?1-2800 cm?1).Type: ApplicationFiled: April 18, 2018Publication date: June 24, 2021Inventors: Benzhong TANG, Meijuan JIANG, Xuesong LI, Jianan QU
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Patent number: 8334900Abstract: Described herein is a novel 3-D optical imaging system based on active stereo vision and motion tracking for to tracking the motion of patient and for registering the time-sequenced images of suspicious lesions recorded during endoscopic or colposcopic examinations. The system quantifies the acetic acid induced optical signals associated with early cancer development. The system includes at least one illuminating light source for generating light illuminating a portion of an object, at least one structured light source for projecting a structured light pattern on the portion of the object, at least one camera for imaging the portion of the object and the structured light pattern, and means for generating a quantitative measurement of an acetic acid-induced change of the portion of the object.Type: GrantFiled: July 20, 2009Date of Patent: December 18, 2012Assignee: The Hong Kong University of Science and TechnologyInventors: Jianan Qu, Tao Wu
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Publication number: 20100149315Abstract: Described herein is a novel 3-D optical imaging system based on active stereo vision and motion tracking for to tracking the motion of patient and for registering the time-sequenced images of suspicious lesions recorded during endoscopic or colposcopic examinations. The system quantifies the acetic acid induced optical signals associated with early cancer development. The system includes at least one illuminating light source for generating light illuminating a portion of an object, at least one structured light source for projecting a structured light pattern on the portion of the object, at least one camera for imaging the portion of the object and the structured light pattern, and means for generating a quantitative measurement of an acetic acid-induced change of the portion of the object.Type: ApplicationFiled: July 20, 2009Publication date: June 17, 2010Applicant: The Hong Kong University of Science and TechnologyInventors: Jianan Qu, Tao Wu
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Patent number: 6343228Abstract: Fluorescence imaging of tissue is used as a diagnostic tool in which geometric effects and specular reflections are compensated for by normalizing a fluorescence image with a cross-polarized image.Type: GrantFiled: October 19, 1999Date of Patent: January 29, 2002Assignee: The Hong Kong University of Science and TechnologyInventor: Jianan Qu