Patents by Inventor Jack Hu
Jack Hu 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: 12577974Abstract: The present application discloses a locking device including: a mounting seat; a locking member, rotatable around an axial direction and movable in the axial direction, when the locking member is in a first axial position and a first rotational position, the locking member is retracted into the mounting seat along the axial direction, and the mounting seat prevents the locking member from rotating around the axial direction; and when the locking member is in a second axial position and a second rotational position, at least a portion of the locking member extends in the axial direction from the mounting seat, to be inserted into and engaged with a second object, and the mounting seat prevents the locking member from moving in the axial direction; and a compression torsional spring biasing the locking member toward the first axial position and the second rotational position.Type: GrantFiled: February 3, 2023Date of Patent: March 17, 2026Assignee: Southco Manufacturing and Technology (Shenzhen) Co., Ltd.Inventors: Jingyao Peng, Jack Hu
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Publication number: 20260038074Abstract: A security enhanced display apparatus includes a body configured to position against a display and retain a plurality of stored-value cards. A display component extends from the body and is configured to attach to the display so that the display apparatus is locked to the display. A fraud deterrent component extends from the body and is configured to impede, and in some embodiments prevent, stored-value cards that have been removed from the body from being repositioned on the body.Type: ApplicationFiled: October 7, 2025Publication date: February 5, 2026Applicant: Blackhawk Network, Inc.Inventors: Michael Carrow, Jack Hu
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Publication number: 20250020596Abstract: In certain examples, methods and semiconductor structures, aspects of the disclosure are directed to a guided-mode resonance metasurface pixel (“GMR pixel”) having a cavity section to support GMR at a certain Q and having optics at each end of the GMR pixel, to contain light and mitigate energy losses due to scattering of light, in response to light being directed towards the GMR pixel of the metasurface sensor. In certain more-specific examples, exemplary aspects of the disclosure are directed to a functionalized metasurface sensor including an array of guided-mode resonance metasurface biosensor pixels, each of which is functionalized for attachment of a distinct receptor or probe molecules.Type: ApplicationFiled: November 23, 2022Publication date: January 16, 2025Inventors: Jack Hu, Jennifer A. Dionne, Fareeha Safir, Butrus T. Khuri-Yakub
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Patent number: 12146826Abstract: A device for detecting optical chirality includes a metasurface composed of a biperiodic array of nanodisks in the form of a checkerboard array [300], where the nanodisks have diameters d±?/2 such that adjacent nanodisks [302, 304] have diameters that differ by an offset ?. The nanodisks are composed of a dielectric material that is transparent and has a refractive index greater than 2 at a predetermined operational ultraviolet wavelength. The nanodisks have a width-to-height aspect ratio d/h tuned to produce spectral overlap of electric dipole and magnetic dipole modes of incident circularly polarized ultraviolet light.Type: GrantFiled: November 8, 2020Date of Patent: November 19, 2024Assignee: The Board of Trustees of the Leland Stanford Junior UniversityInventors: Jennifer A. Dionne, Jack Hu, Michelle Solomon, Mark Lawrence
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Publication number: 20240011518Abstract: The present application discloses a locking device including: a mounting seat; a locking member, rotatable around an axial direction and movable in the axial direction, when the locking member is in a first axial position and a first rotational position, the locking member is retracted into the mounting seat along the axial direction, and the mounting seat prevents the locking member from rotating around the axial direction; and when the locking member is in a second axial position and a second rotational position, at least a portion of the locking member extends in the axial direction from the mounting seat, to be inserted into and engaged with a second object, and the mounting seat prevents the locking member from moving in the axial direction; and a compression torsional spring biasing the locking member toward the first axial position and the second rotational position.Type: ApplicationFiled: February 3, 2023Publication date: January 11, 2024Applicant: Southco Manufacturing and Technology (Shenzhen) Co., Ltd.Inventors: Jingyao Peng, Jack Hu
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Publication number: 20230341384Abstract: Optical sensing of biological targets is provided using a metasurface having guided mode resonances with electric field profiles that extend out from the metasurface. Surface functionalization of such metasurfaces can be used to provide sensing for biological targets, such as nucleic acids, proteins, small molecules, extracellular vesicles, and whole cells. Binding of the target to the surface functionalization can affect the resonance wavelength of the guided mode resonances, thereby providing a sensitive assay for the biological targets.Type: ApplicationFiled: October 8, 2021Publication date: October 26, 2023Inventors: Jennifer A. Dionne, John Abendroth, Mark Lawrence, Jack Hu, Fareeha Safir, Jefferson Dixon, Stefanie S. Jeffrey
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Patent number: 11789851Abstract: The present invention discloses an offline debugging method, comprising: S01: obtaining interfaces which require return values in test flows of the test device; S02: setting the return value corresponding to each of the interfaces which require the return values, adding M debugging strategies and determining a debugging strategy required to be started; S03: compiling a configuration file comprises the M debugging strategies into an executable file required by the target platform; S04: setting up a virtual machine to fit the target platform, and transferring the executable file to the virtual machine; S05: invoking the test flow, returning the return value set by the debugging strategy corresponding to the interface which require the return value and obtaining an debugging result correspondingly. Therefore, the present invention solves a problem that debugging relays on hardware devices in semiconductor automation test, so as to reduce complexity and difficulty of debugging of a test device.Type: GrantFiled: September 15, 2020Date of Patent: October 17, 2023Inventor: Jack Hu
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Publication number: 20230324381Abstract: Improved surface enhanced Raman spectroscopy (SERS) of biological targets in liquids is provided. Nanoparticles are treated with a surfactant to provide an electrostatic attraction between the nanoparticles and the biological targets. The resulting clustering of the nanoparticles at the biological targets improves the SERS signal, Such SERS spectroscopy enables real time monitoring of the biological targets, thereby enabling a wide variety of assays etc.Type: ApplicationFiled: September 1, 2021Publication date: October 12, 2023Inventors: Loza Fekadu Tadesse, Jack HU, Amr Ahmed Essawi Saleh, Stefanie S. Jeffrey, Jennifer A Dionne
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Publication number: 20220364982Abstract: A device for detecting optical chirality includes a metasurface composed of a biperiodic array of nanodisks in the form of a checkerboard array [300], where the nanodisks have diameters d±?/2 such that adjacent nanodisks [302, 304] have diameters that differ by an offset ?. The nanodisks are composed of a dielectric material that is transparent and has a refractive index greater than 2 at a predetermined operational ultraviolet wavelength. The nanodisks have a width-to-height aspect ratio d/h tuned to produce spectral overlap of electric dipole and magnetic dipole modes of incident circularly polarized ultraviolet light.Type: ApplicationFiled: November 8, 2020Publication date: November 17, 2022Inventors: Jennifer A. Dionne, Jack Hu, Michelle Solomon, Mark Lawrence
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Patent number: 11402062Abstract: An installable and dismantlable apparatus as provided by the present invention includes: a load bearing part; a fixing mechanism including an unlocking drive component and a fixing moving component, the unlocking drive component disposed on the load bearing part, and the fixing moving component connected with the unlocking drive component; and a transmission mechanism including a first stage transmission component and a second stage transmission component, the first stage transmission component located on the load bearing part, the second stage transmission component connected with the unlocking drive component, and the first stage transmission component connected with the second stage transmission component. The present invention not only realizes quick installation and dismantling, and improves the efficiency, but also saves manpower and time, and reduces cost.Type: GrantFiled: July 27, 2020Date of Patent: August 2, 2022Assignee: INNOVATIVE AUDIO INTERNATIONAL CO., LTD.Inventor: Jack Hu
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Patent number: 11391310Abstract: An installable and dismantlable apparatus provided by the present invention includes: a load bearing part, a toggle assembly rotatably disposed on the load bearing part and a fixing assembly movably disposed on the load bearing part, and the fixing assembly is driven to move for fixing while the toggle assembly rotates. Through the use together of the load bearing part, the toggle assembly and the fixing assembly, while installed, the toggle assembly rotates and the fixing assembly is driven to move, and then the fixing assembly acts on another part for fixing; while dismantled, only the fixing assembly needs to be pushed towards its initial position, which not only ensures the convenience, reliability and firmness during the installation and fixation, but also saves manpower; and in practical use it is easy to operate and convenient for workers to install and dismantle quickly while ensuring the fixing effect.Type: GrantFiled: July 27, 2020Date of Patent: July 19, 2022Assignee: INNOVATIVE AUDIO INTERNATIONAL CO., LTD.Inventor: Jack Hu
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Publication number: 20220197782Abstract: The present invention discloses an offline debugging method, comprising: S01: obtaining interfaces which require return values in test flows of the test device; S02: setting the return value corresponding to each of the interfaces which require the return values, adding M debugging strategies and determining a debugging strategy required to be started; S03: compiling a configuration file comprises the M debugging strategies into an executable file required by the target platform; S04: setting up a virtual machine to fit the target platform, and transferring the executable file to the virtual machine; S05: invoking the test flow, returning the return value set by the debugging strategy corresponding to the interface which require the return value and obtaining an debugging result correspondingly. Therefore, the present invention solves a problem that debugging relays on hardware devices in semiconductor automation test, so as to reduce complexity and difficulty of debugging of a test device.Type: ApplicationFiled: September 15, 2020Publication date: June 23, 2022Inventor: Jack Hu
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Publication number: 20210341100Abstract: An installable and dismantlable apparatus as provided by the present invention includes: a load bearing part; a fixing mechanism including an unlocking drive component and a fixing moving component, the unlocking drive component disposed on the load bearing part, and the fixing moving component connected with the unlocking drive component; and a transmission mechanism including a first stage transmission component and a second stage transmission component, the first stage transmission component located on the load bearing part, the second stage transmission component connected with the unlocking drive component, and the first stage transmission component connected with the second stage transmission component. The present invention not only realizes quick installation and dismantling, and improves the efficiency, but also saves manpower and time, and reduces cost.Type: ApplicationFiled: July 27, 2020Publication date: November 4, 2021Inventor: Jack HU
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Publication number: 20210341136Abstract: An installable and dismantlable apparatus provided by the present invention includes: a load bearing part, a toggle assembly rotatably disposed on the load bearing part and a fixing assembly movably disposed on the load bearing part, and the fixing assembly is driven to move for fixing while the toggle assembly rotates. Through the use together of the load bearing part, the toggle assembly and the fixing assembly, while installed, the toggle assembly rotates and the fixing assembly is driven to move, and then the fixing assembly acts on another part for fixing; while dismantled, only the fixing assembly needs to be pushed towards its initial position, which not only ensures the convenience, reliability and firmness during the installation and fixation, but also saves manpower; and in practical use it is easy to operate and convenient for workers to install and dismantle quickly while ensuring the fixing effect.Type: ApplicationFiled: July 27, 2020Publication date: November 4, 2021Inventor: Jack HU
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Publication number: 20200361897Abstract: Methods and devices are disclosed for selective photo-destruction of one chiral enantiomer of a compound using nanostructures by enhancing differential absorption of circularly polarized light by the one chiral enantiomer. Methods and devices are disclosed for selective enrichment of one chiral enantiomer of a compound using nanostructures by enhancing differential absorption of circularly polarized light by the one chiral enantiomer. The nanostructures support optical frequency electric resonances and optical frequency magnetic resonances.Type: ApplicationFiled: February 24, 2020Publication date: November 19, 2020Inventors: Jennifer Anne Dionne, Chi-Sing Ho, Aitzol Imanol Garcia Echarri, Michelle L. Solomon, Jack Hu
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Publication number: 20140303028Abstract: Circulating Endothelial Cells are isolated from patient blood and gene expression of the cells is analyzed to assess a medical condition or the tissue of origin of the cell. Kits for conducting the method are also provided.Type: ApplicationFiled: June 24, 2014Publication date: October 9, 2014Inventors: Yixin Wang, Baoying Huang, Jack Hu, Yuqui Jiang, Tim Jatkoe, Yadhoda Rajpurohit
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Publication number: 20140011685Abstract: Circulating Endothelial Cells are isolated from patient blood and gene expression of the cells is analyzed to assess a medical condition or the tissue of origin of the cell. Kits for conducting the method are also provided.Type: ApplicationFiled: July 3, 2012Publication date: January 9, 2014Inventors: Yixin WANG, Baoying Huang, Jack Hu, Yuqiu Jiang, Tim Jatkoe, Yashoda Rajpurohit
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Patent number: 8482922Abstract: The present invention discloses a method of cooling an ultramobile device with microfins attached to an external wall of an enclosure surrounding the ultramobile device.Type: GrantFiled: July 22, 2011Date of Patent: July 9, 2013Assignee: Intel CorporationInventors: Zhihua Li, Cheng-Chieh Hsieh, Jack Hu, Hakan Erturk, George Chen
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Publication number: 20070235862Abstract: A hybrid flip chip and wire bond semiconductor connection package for an integrated circuit. The hybrid package includes a package substrate, a plurality of flip chip pads, and a plurality of wire-bond pads. The package substrate has at least one void or opening with a top side and a bottom side. The flip chip pads mounted on the top side of the package substrate, while the wire-bond pads mounted on the bottom side of the package substrate. The wire-bond pads are configured to receive the integrated circuit.Type: ApplicationFiled: March 29, 2006Publication date: October 11, 2007Inventors: Shih-Cheng Chang, Jack Hu
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Patent number: D566116Type: GrantFiled: June 29, 2005Date of Patent: April 8, 2008Assignee: EZPnP Technologies Corp.Inventor: Jack Hu