Patents by Inventor Yujie Zhu
Yujie Zhu 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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PIEZOELECTRIC COMPOSITES CONTAINING A SACRIFICIAL MATERIAL AND USE THEREOF IN ADDITIVE MANUFACTURING
Publication number: 20230122929Abstract: Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component present therein. Printed parts having piezoelectric properties may be formed using compositions comprising a plurality of piezoelectric particles located in a polymer matrix comprising a first polymer material and a sacrificial material that are immiscible with each other. The sacrificial material, which may comprise a second polymer material, may be removable from the first polymer material under specified conditions. The piezoelectric particles may remain substantially non-agglomerated when combined with the polymer matrix. The polymer matrix may be treated to remove the sacrificial material to introduce a plurality of pores. The compositions may have a form factor such as a composite filament, a composite pellet, a composite powder, or a composite paste.Type: ApplicationFiled: March 22, 2022Publication date: April 20, 2023Applicants: XEROX CORPORATION, NATIONAL RESEARCH COUNCIL OF CANADAInventors: Sarah J. VELLA, Alexandros VASILEIOU, Yujie ZHU, Edward G. ZWARTZ, Chantal PAQUET, Silvio E. KRUGER, Mohammad RAFIEE, Yujie ZHANG, Thomas LACELLE, Derek ARANGUREN VAN EGMOND, Claudie ROY -
Publication number: 20220324243Abstract: A method is disclosed. For example, the method includes applying a clear coat layer on a substrate, drying the clear coat layer to form random microstructures in the clear coat layer, dispensing a printing fluid to print a graphical pattern on the clear coat layer, and generating a physical unclonable function (PUF) pattern by drying the printing fluid that fills the random microstructures formed in the clear coat layer.Type: ApplicationFiled: April 12, 2021Publication date: October 13, 2022Inventors: Yujie Zhu, Warren Jackson, Ethan Shen, Biby Esther Abraham
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Publication number: 20220305719Abstract: Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component. Printed parts having piezoelectric properties may be formed using a composite filament comprising a plurality of piezoelectric particles dispersed in a thermoplastic polymer. The composite filaments may be formed through melt blending and extrusion. The composite filament is compatible with fused filament fabrication and has a length and diameter compatible with fused filament fabrication, and the piezoelectric particles are substantially non-agglomerated and dispersed along the length of the composite filament. The piezoelectric particles may remain substantially non-agglomerated when dispersed in the thermoplastic polymer through melt blending.Type: ApplicationFiled: February 15, 2022Publication date: September 29, 2022Applicant: Xerox CorporationInventors: Sarah J. VELLA, Yujie ZHU
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Publication number: 20220234378Abstract: A print feedstock has a base material and a marker material, the base material and the marker material having different physical properties. A system to validate objects includes at least one printer to print feedstock onto an object, the feedstock comprising a base material and a marker material, the base material and a marker material having different properties, a device to create a unique identifier for the object based upon a pattern of the feedstock, and a store in which the unique identifier can be stored.Type: ApplicationFiled: January 25, 2021Publication date: July 28, 2022Inventors: WARREN JACKSON, JANOS VERES, YUJIE ZHU, JENNIFER L. BELELIE, ROBERT A. STREET, PING MEI, KENT EVANS
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Patent number: 11261341Abstract: An ink composition comprises a thermoplastic polyurethane; particles comprising silver; and at least one diluent liquid. The thermoplastic polyurethane has the property of exhibiting an elongation at break ranging from about 200% to about 1500% at 23° C. when in pure polymer form.Type: GrantFiled: May 7, 2019Date of Patent: March 1, 2022Assignee: XEROX CORPORATIONInventors: Sarah J. Vella, Yujie Zhu, Gregory McGuire
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Publication number: 20220034730Abstract: Systems and methods for detecting item placement on a surface are provided. The system includes a pressure-sensitive conductive sheet that includes a resistive grid that is formed of an electrically non-conductive polymer.Type: ApplicationFiled: July 30, 2020Publication date: February 3, 2022Inventors: Yujie Zhu, Tianxiao Xu, Ethan Shen
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Patent number: 11175790Abstract: A method for providing virtual aid templates includes capturing images of a physical environment including a physical object at a first location, rendering a 3-D virtual environment including a representation of the physical object, capturing a first hand gesture in the physical environment, translating the first hand gesture into a first operation of displaying a virtual aid template associated with the physical object, rendering the virtual aid template associated with the physical object adjacent to the location of the representation of the physical object, capturing a second hand gesture in the physical environment, translating the second hand gesture into a first interaction with the representation of the physical object, determining a second operation on the virtual aid template associated with the physical object in accordance with the first interaction, and rendering the second operation on the virtual aid template associated with the physical object.Type: GrantFiled: January 9, 2019Date of Patent: November 16, 2021Assignee: MIDEA GROUP CO., LTD.Inventors: Suresh Mani, Yujie Zhu, Mingyi Yang, Shan Tao
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Publication number: 20210289783Abstract: A 5A5B6C tricyclic spironolactone derivative is provided with a formula XI: The present invention also relates to its preparation method and its applications in the areas of insecticide, nematicide, fungicide and anti-viral agent. The 5A5B6C tricyclic spironolactone derivatives in the present invention are high-performance, broad-spectrum, low-toxicity and low-ecological risk compounds with a wide range of applications in the areas of agriculture, horticulture, forestry and health.Type: ApplicationFiled: March 14, 2018Publication date: September 23, 2021Inventors: Zhijin Fan, Yujie Zhu, Lai Chen, Shuang Zhou, Xiaofeng Guo, Haixia Wang, Bin Yu, Nailou Zhang, Qifan Wu, Dongyan Yang, Bin Zhao
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Patent number: 11106327Abstract: A method for providing real-time virtual experience of user interactions includes rendering a 3-D virtual environment based on one or more images of a physical environment including one or more representations of physical objects, receiving a user input to place a first preset virtual object at a space in the 3-D virtual environment, rendering the first preset virtual object, detecting, by the one or more cameras, a user's hand gesture interacting with the first preset virtual object, translating the user's hand gesture into an interaction with the first preset virtual object, identifying a first part of the first preset virtual object that is subject to the interaction with the first preset virtual object, concurrently displaying in real time on the display a representation of the user's hand gesture and a movement of the first part of the first preset virtual object caused by the interaction in the 3-D virtual environment.Type: GrantFiled: January 9, 2019Date of Patent: August 31, 2021Assignee: MIDEA GROUP CO., LTD.Inventors: Suresh Mani, Yujie Zhu, Eyoha Girma, Chien-Hwa Hwang
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Patent number: 11096288Abstract: A method for producing flexible conductive printed circuit with a printed overcoat is disclosed. For example, the method includes forming conductive printed circuit lines on a flexible substrate, detecting locations on the flexible substrate where the conductive printed circuit lines are formed, and printing an overcoat over the conductive printed circuit lines at the locations that are detected on the flexible substrate, wherein the overcoat comprises a mixture of thermoplastic polyurethane (TPU) and a solvent having a viscosity of 1 centipoise to 2,000 centipoise to allow the mixture to be printed.Type: GrantFiled: December 20, 2019Date of Patent: August 17, 2021Assignee: Xerox CorporationInventors: Sarah J. Vella, Yujie Zhu, Chad S. Smithson
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Patent number: 11085833Abstract: A temperature sensitive ink composition including a metal oxide nanoparticle; a binder; a solvent; an optional dispersant; and an optional surfactant; wherein the ink composition is a thermistor ink that exhibits a change in resistance which is dependent on temperature. A process for preparing the ink composition. A process including depositing the ink composition onto a substrate to form deposited features; and optionally, heating the deposited features on the substrate to form temperature sensitive features on the substrate, wherein depositing can include ink jet printing or aerosol jet printing.Type: GrantFiled: October 31, 2018Date of Patent: August 10, 2021Assignee: Xerox CorporationInventors: Sarah J. Vella, Guiqin Song, Chad Smithson, Yujie Zhu
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Publication number: 20210189158Abstract: A printable flexible overcoat ink composition that can be digitally printed is disclosed. For example, the printable flexible overcoat ink composition includes a mixture of a thermoplastic polyurethane (TPU) and a solvent. The mixture is mixed to have a viscosity of 1 centipoise to 2,000 centipoise to allow the mixture to be digitally printed via an inkjet printhead or an aerosol jet printhead.Type: ApplicationFiled: December 20, 2019Publication date: June 24, 2021Inventors: Sarah J. Vella, Yujie Zhu, Biby Esther Abraham, Kurt I. Halfyard
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Publication number: 20210195759Abstract: A method for producing flexible conductive printed circuit with a printed overcoat is disclosed. For example, the method includes forming conductive printed circuit lines on a flexible substrate, detecting locations on the flexible substrate where the conductive printed circuit lines are formed, and printing an overcoat over the conductive printed circuit lines at the locations that are detected on the flexible substrate, wherein the overcoat comprises a mixture of thermoplastic polyurethane (TPU) and a solvent having a viscosity of 1 centipoise to 2,000 centipoise to allow the mixture to be printed.Type: ApplicationFiled: December 20, 2019Publication date: June 24, 2021Inventors: Sarah J. Vella, Yujie Zhu, Chad S. Smithson
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Publication number: 20210150546Abstract: A method and system of facilitating product research and development, comprising: obtaining respective product-related data from a plurality of data sources, including product-specific data for a plurality of products, and non-product-specific data including at least one of talent profile data and technology description data; performing topic extraction on the respective product-specific data and the non-product-specific data to obtain respective topics associated with the plurality of products and corresponding numerical statistics for the respective topics; performing sentiment analysis on the respective product-specific data for a plurality of products for the respective topics to obtain respective values of a measure of consumer sentiment corresponding to the respective topics for a respective product; and presenting an integrated sentiment review of a selected product based on the respective values of the measure of consumer sentiment corresponding to one or more of the respective topics for the selectedType: ApplicationFiled: November 15, 2019Publication date: May 20, 2021Inventors: Yujie Zhu, Suresh Mani, Yuxuan Wan, Sathyanarayanan Muthusamy
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Publication number: 20210150594Abstract: A method and system of facilitating product research and development, comprising: providing, in a first user interface region, a plurality of filters for selecting product research data; receiving a request to display an integrated sentiment review for a respective collection of products corresponding to respective user selected values; obtaining results of topic extraction on selected product research data; obtaining results of sentiment analysis on the selected product research data; and presenting, in a second user interface region, the integrated sentiment review of the respective collection of products, including, for each of a plurality of top-ranked topics in the results of topic extraction on the selected product research data corresponding to the respective user selected values for a first filter and a second filter, a first visual representation of a quantitative measure of positive consumer sentiment adjacent a second visual representation of a quantitative measure of negative consumer sentiment.Type: ApplicationFiled: November 15, 2019Publication date: May 20, 2021Inventors: Yujie Zhu, Suresh Mani, Yuxuan Wan, Chien-Hwa Hwang
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Patent number: 10906880Abstract: The present invention is that provided a synthesis method of a series of isothiazole oxime ether containing strobilurin derivatives IV. The present invention relates to 3,4-dichloroisothiazolyl oxime ether strobilurin derivatives, and their chemical structural formula is as shown by IV. The invention discloses the structural formula of the above compound, the synthesis method and the use as an insecticide, a fungicide, an anti-plant virus agent, and an agriculturally acceptable auxiliary or synergist and a commercial insecticide. The use of a fungicide, an anti-plant virus agent and an acaricide in combination for controlling agricultural, forestry, horticultural plant pests, diseases, virus diseases and preparation methods.Type: GrantFiled: January 25, 2017Date of Patent: February 2, 2021Assignee: Nankai UniversityInventors: Zhijin Fan, Lai Chen, Xiaofeng Guo, Yujie Zhu, Xiaolin Qian, Liuyong Ma, Nailou Zhang, Haixia Wang, Zhiming Zhang, Jinghua Xu, Yinqi Song
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Publication number: 20200354600Abstract: An ink composition comprises a thermoplastic polyurethane; particles comprising silver; and at least one diluent liquid. The thermoplastic polyurethane has the property of exhibiting an elongation at break ranging from about 200% to about 1500% at 23° C. when in pure polymer form.Type: ApplicationFiled: May 7, 2019Publication date: November 12, 2020Applicant: XEROX CORPORATIONInventors: Sarah J. Vella, Yujie Zhu, Gregory McGuire
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Patent number: 10799042Abstract: There is described a point-of-purchase display and method. The display includes one or more sheets. The one or more sheets when unfolded and assembled form the display. The display includes a back wall, a front wall, at least a side wall and a bottom wall. A printed electronic device is affixed to a surface of the one or more sheets. The printed electronic device is selected from the group consisting of: wires, insulators, resistors, capacitors, inductors, transformers, transistors, antennas, OLEDs and sensors. A microcontroller electrically is coupled to the printed electronic device. A connection device is coupled to the printed electronic device. A modular electronic component is coupled to the connection device.Type: GrantFiled: February 1, 2019Date of Patent: October 13, 2020Assignee: Xerox CorporationInventors: Chad S. Smithson, Yujie Zhu, Kurt I. Halfyard
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Patent number: 10789638Abstract: A method includes: deploying a frontend system (FIES); registering a current deployment location of the FIES; detecting a close-proximity interaction between a user and the FIES that specifies a first category; generating a product recommendation that includes a first product of the first category; detecting a respective prior purchase record of the user for a second product in a second category associated with the first category; if the prior purchase record indicates a purchase or delivery location outside of a geographic region of the registered current deployment location, automatically augmenting the product recommendation to include a third product from the second category selected based on characteristics of the second product; and otherwise, automatically refining the first product recommendation to further define characteristics of the first product based on the characteristics of the second product; and providing the product recommendation to the first user after the automatic augmenting or refiningType: GrantFiled: October 11, 2018Date of Patent: September 29, 2020Assignee: MIDEA GROUP CO., LTD.Inventors: Dongyan Wang, Suresh Mani, Yujie Zhu, Shijun Ma
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Publication number: 20200245785Abstract: There is described a point-of-purchase display and method. The display includes one or more sheets. The one or more sheets when unfolded and assembled form the display. The display includes a back wall, a front wall, at least a side wall and a bottom wall. A printed electronic device is affixed to a surface of the one or more sheets. The printed electronic device is selected from the group consisting of: wires, insulators, resistors, capacitors, inductors, transformers, transistors, antennas, OLEDs and sensors. A microcontroller electrically is coupled to the printed electronic device. A connection device is coupled to the printed electronic device. A modular electronic component is coupled to the connection device.Type: ApplicationFiled: February 1, 2019Publication date: August 6, 2020Inventors: Chad S. Smithson, Yujie Zhu, Kurt I. Halfyard