Patents Examined by Octavia Davis
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Patent number: 11933638Abstract: A method for detecting a phase on a gear includes obtaining a first determination result indicating whether the gear has been detected at a first detection position. A second determination result indicating whether the gear has been detected at a second detection position is obtained. A third angle between the first and second angles is obtained. A third determination result indicating whether the gear has been detected at a third detection position is obtained. The first angle is replaced with the third angle when the third and first determination results are same, or the second angle is replaced with the third angle when the third and first determination results are different. The phase on the gear is detected based on an angle that is between the first angle and the second angle.Type: GrantFiled: August 6, 2020Date of Patent: March 19, 2024Assignee: YAMAZAKI MAZAK CORPORATIONInventors: Kazuya Horibe, Kazumasa Maruta, Hiromasa Yamamoto, Yuki Yamamoto
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Patent number: 11913849Abstract: A multi-degree of freedom (DOF) force and torque sensor is provided. The multi-DOF force and torque sensor includes a first rigid plate, a second rigid plate, multiple elastic elements connected between the first and second rigid plates, and multiple signal pairs connected between the first and second rigid plates. The signal pairs are used for detecting relative displacements of the first and second rigid plates in multiple directions.Type: GrantFiled: July 28, 2020Date of Patent: February 27, 2024Assignees: Flexiv Ltd., Shanghai Flexiv Robotics Technology Co, Ltd.Inventors: Hao Jiang, Shuhan Li, Shiquan Wang, Ran An, Xuesen Li
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Patent number: 11912353Abstract: A kingpin assembly includes a housing having a recess located therein, a kingpin having at least a portion located within the recess of the housing, wherein the kingpin is secured within the recess of the housing, and wherein the kingpin includes an axis extending along a length of the kingpin, and a sensor arrangement configured to sense a force exerted on the kingpin in a first direction that is substantially perpendicular to the longitudinal axis, and a second direction that is substantially perpendicular to the first direction.Type: GrantFiled: February 27, 2023Date of Patent: February 27, 2024Assignee: SAF-Holland, Inc.Inventors: Randy L. Schutt, Ahmad Nizam Mohamad Jembari, Gerald Hungerink
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Patent number: 11911904Abstract: An apparatus for handling microelectronic devices comprises a pick arm having a pick surface configured for receiving a microelectronic device thereon, drives for moving the pick arm and reorienting the pick surface in the X, Y and Z planes and about a horizontal rotational axis and a vertical rotational axis, and a sensor device carried by the pick arm and configured to detect at least one of at least one magnitude of force and at least one location of force applied between the pick surface and a structure contacted by the pick surface or a structure and a microelectronic device carried on the pick surface.Type: GrantFiled: July 15, 2020Date of Patent: February 27, 2024Assignee: Micron Technology, Inc.Inventors: Kuan Wei Tseng, Brandon P. Wirz
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Patent number: 11906373Abstract: A pressure sensor that includes a piezoelectric film having a first main surface and a second main surface, a first electrode on the first main surface of the piezoelectric film, and a second electrode on the second main surface of the piezoelectric film. At least one of the first electrode and the second electrode is formed of a material having an elastic modulus of 60 GPa or more, and the product of a thickness of the at least one of the first electrode and the second electrode in a stacking direction of the pressure sensor multiplied by an elastic modulus of the at least one of the first electrode and the second electrode is 4 MPa·m or more.Type: GrantFiled: December 6, 2019Date of Patent: February 20, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hiroaki Kitada
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Patent number: 11906478Abstract: Described is a test head for a residual seal force (RSF) testing system. The test head includes a housing, an anvil, and a ball roller assembly. The housing defines a first cavity and the anvil is positioned at least partially within the first cavity. The ball roller assembly is configured to provide a point of contact between the housing and the anvil during a RSF test. The test head may further comprise a retaining ring configured to maintain the anvil at least partially within the first cavity.Type: GrantFiled: January 19, 2022Date of Patent: February 20, 2024Assignee: Illinois Tool Works Inc.Inventors: Adrian Riddick, Daniel Chouinard, Brian Salem, Christopher Hines
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Patent number: 11906381Abstract: The invention relates to the field of detection of implantable medical devices, particularly to magnetically induced torque measurement devices and method of implants in magnetic resonance imaging systems. The measurement device includes transmission shafts, gear sets, a knob, an indicator, a detachable torsion spring set, a loading tray, a protractor, and an MRI-compatible camera. The measurement device changes its measurement range by replacing the detachable torsion spring set, adjusts a height of the loading tray by a lifting platform, amplifies a rotation angle of the knob by the gear sets, and records deflection angles of the loading tray by the MRI-compatible camera. The measurement device provides the detachable torsion spring set, which is suitable for measuring most samples; and provides a height-adjustable loading tray, which can be applied to MR systems with different center heights.Type: GrantFiled: February 14, 2023Date of Patent: February 20, 2024Assignees: Fudan University, SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd.Inventors: Yong Yin, Xiaomei Wu, Dirong Ma
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Patent number: 11898918Abstract: MEMS force sensors for providing temperature coefficient of offset (TCO) compensation are described herein. An example MEMS force sensor can include a TCO compensation layer to minimize the TCO of the force sensor. The bottom side of the force sensor can be electrically and mechanically mounted on a package substrate while the TCO compensation layer is disposed on the top side of the sensor. It is shown the TCO can be reduced to zero with the appropriate combination of Young's modulus, thickness, and/or thermal coefficient of expansion (TCE) of the TCO compensation layer.Type: GrantFiled: January 30, 2023Date of Patent: February 13, 2024Assignee: NextInput, Inc.Inventors: Julius Minglin Tsai, Dan Benjamin
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Patent number: 11898924Abstract: A sensor unit to be incorporated in a skin-like layer of machines such as robots employs a set of sensor electrodes supported in a first deformable sheet and a base electrode supported in a second deformable sheet, each of the sensor electrodes partially overlapping the base electrode so that application of a shear force causes the overlap of the electrodes to differentially change modifying the capacitance of the electrodes and permitting the detection of the shear force.Type: GrantFiled: May 7, 2021Date of Patent: February 13, 2024Assignee: The University of British ColumbiaInventors: Mirza Saquib Sarwar, John D. W. Madden, Garth Eden Claire Preston
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Patent number: 11895922Abstract: An etching method for forming a vertical structure is provided. The etching method may include: positioning a mask on a substrate, wherein the mask includes an opening pattern and a compensation pattern, and the compensation pattern is disposed at a corner of two adjacent sides of the opening pattern and includes a concave compensation pattern that is indented from one of the two adjacent sides; and forming the vertical structure on the substrate through the opening pattern of the mask by a dry etching process.Type: GrantFiled: April 7, 2021Date of Patent: February 6, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Choongho Rhee, Sungchan Kang, Yongseop Yoon
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Patent number: 11885696Abstract: The invention relates to a vibrating wire sensor (20, 30, 40 and 50) having a vibrating wire (21, 31, 41 and 51), which is tensioned accordingly differently under measurement conditions of a current factor to be detected, and having an exciter arrangement for exciting the vibrating wire (21, 31, 41 and 51) in the range of the respective natural frequency thereof, wherein the exciter arrangement has at least one exciter layer (22, 32, 42 and 52) provided on a longitudinal portion of the vibrating wire (21, 31, 41 and 51), having a piezoelectric activation layer (33, 46 and 54), which has a different length depending on the activation state, and thus creates a correspondingly different vibration position of the vibrating wire (21, 31, 41 and 51). A vibrating wire sensor can thus be designed to be more robust, wherein the power consumption is additionally considerably less. The invention further relates to a vibrating wire having an exciter layer (22, 32, 42 and 52), which has a piezoelectric activation layer.Type: GrantFiled: February 12, 2018Date of Patent: January 30, 2024Assignee: Digi Sens Holding AGInventor: Martin Lustenberger
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Patent number: 11885695Abstract: A sensor includes a sensor electrode layer including a capacitive sensing unit, a first reference electrode layer provided to face a first surface of the sensor electrode layer, and a first elastic layer that is provided between the first reference electrode layer and the sensor electrode layer, and is configured to be elastically deformed by shear force added in an in-plane direction. At least one of the first reference electrode layer or the first elastic layer includes a first probe portion that is displaced in an in-plane direction in accordance with elastic deformation of the first elastic layer, and changes an electrostatic capacitance of the sensing unit.Type: GrantFiled: October 3, 2019Date of Patent: January 30, 2024Assignee: Sony CorporationInventors: Tomoko Katsuhara, Yoshiaki Sakakura, Manami Miyawaki
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Patent number: 11867575Abstract: A pressure/force sensor comprises a diaphragm structure including a sensing element and a lead structure extending from the diaphragm structure and including first and second traces electrically coupled to the sensing element. The diaphragm structure and the lead structure include a circuit assembly comprising a common insulating layer and a common conductor layer on the insulating layer. The conductor layer includes at least a portion of the sensing element and at least the first trace.Type: GrantFiled: January 28, 2022Date of Patent: January 9, 2024Assignee: Hutchinson Technology IncorporatedInventors: Michael W. Davis, Peter F. Ladwig, Matthew S. Lang, Dean E. Myers, Clark T. Olsen, Douglas P. Riemer
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Patent number: 11860053Abstract: A torque sensor device for detecting a torque applied to a shaft, includes a magnetic arrangement, a stator arrangement and a magnetic sensor arrangement. The magnetic arrangement is configured for generating at least one magnetic field. A magnetic flux can be generated in the stator arrangement. The magnetic arrangement and the stator arrangement are movable relative to each other in the circumferential direction. The magnetic arrangement and the stator arrangement are arranged relative to each other so that, by a relative movement between the magnetic arrangement and the stator arrangement in the circumferential direction about a center axis of the torque sensor device, a first magnetic flux with a first magnetic flux direction and a second magnetic flux with a second flux direction opposite to the first flux direction can be generated in the stator arrangement.Type: GrantFiled: July 22, 2019Date of Patent: January 2, 2024Assignee: VALEO SCHALTER UND SENSOREN GMBHInventor: Ekkehart Fröhlich
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Patent number: 11858120Abstract: A force measuring sensor is provided. The force measuring sensor includes: a wire; a signal generator having one side fixed to one end of the wire; and a signal processor configured to convert and process an analog signal received from the signal generator into a digital signal, in which the wire is configured to penetrate an internal space formed in the signal generator, and the analog signal is generated by a change in thickness of a component of the signal generator caused by a change in tension of the wire.Type: GrantFiled: August 23, 2021Date of Patent: January 2, 2024Assignees: Hyundai Motor Company, Kia CorporationInventors: Hyo Seung Han, Muhammad Zahak Jamal, Ju Young Yoon, Sang In Park
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Patent number: 11846557Abstract: A six-axis Force Torque Transducer (FTT) including a hub and at least one flexural beam disposed on the hub and extending outwardly from the hub. Each of the at least one flexural beams including a U-beam having a substantially U-shaped cross section and at least one beam plate attached to the U-beam at a portion of the U-beam that is remote from the hub. A first strain gauge carrier, including at least one strain gauge, is mounted on an exterior surface of the at least one U-beam. A second strain gauge carrier, including at least one strain gauge, is mounted on an exterior surface of the at least one beam plate. A connection element electrically connects the strain gauges of the first strain gauge carrier and the strain gauges of the second strain gauge carrier in a bridge configuration.Type: GrantFiled: May 20, 2021Date of Patent: December 19, 2023Assignee: Bota Systems AGInventor: Klajd Lika
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Patent number: 11841286Abstract: A torque detection device includes a first portion, a second portion disposed inside the first portion, and a connecting portion configured to link the first portion and the second portion. The first portion includes a first convex portion that projects toward the second portion. The second portion includes a second convex portion that projects toward the first portion. An inner surface of the first portion and a surface of the first convex portion link to the connecting portion. An outer surface of the second portion and a surface of the second convex portion link to the connecting portion. When torque is applied, the connecting portion deforms, and the first portion and the second portion are displaced relative to each other.Type: GrantFiled: December 29, 2020Date of Patent: December 12, 2023Assignee: Canon Kabushiki KaishaInventor: Isamu Okuma
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Patent number: 11835410Abstract: A method for determining sensor parameters of an actively-driven sensor system may include performing an initialization operation to establish a baseline estimate of the sensor parameters, obtaining as few as three samples of a measured physical quantity versus frequency for the actively-driven sensor system, performing a refinement operation to provide a refined version of the sensor parameters based on the as few as three samples, iteratively repeating the refinement operation until the difference between successive refined versions of the sensor parameters is below a defined threshold, and outputting the refined sensor parameters as updated sensor parameters for the actively-driven sensor system.Type: GrantFiled: October 26, 2020Date of Patent: December 5, 2023Assignee: Cirrus Logic Inc.Inventors: Michael A. Kost, Tejasvi Das, Marc J. Kobayashi, Siddharth Maru, Rahul Gawde
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Patent number: 11834107Abstract: A steering device includes a steering transmission housing which provides a sensor recording region, a steering sensor unit arranged in the sensor recording region in an installed state, and plug connector unit arranged, in an installed state, in a contacting recess in the steering transmission housing for electrically contacting the steering sensor unit. The connector unit includes a plug unit for connection to the steering sensor unit and a carrier unit coupled to the plug unit at least in a pre-installed state of the connector unit. The steering device has a decoupling unit which is intended to transmit a force exerted during an installation process of the connector unit onto the plug unit and/or the carrier unit in such a way that the connection between the plug unit and the carrier unit is released during the installation process of the connector unit.Type: GrantFiled: September 11, 2019Date of Patent: December 5, 2023Assignee: Robert Bosch GmbHInventors: Waldemar Mattus, Marten Weber, Tobias Isdebski, Philipp Seibold
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Patent number: 11835401Abstract: The invention relates to a pressure sensor, forces after one to three directions, normal to the sensor plane and tangential to the sensor plane, as well as torques, the sensor being based on the variation of reactive or mixed impedances when applying normal forces or pressure and/or tangential forces or torques on the sensor structure. The sensor has a structure that includes a closed and watertight space, so that the behavior of the sensor is little or not affected by varying environmental conditions.Type: GrantFiled: August 26, 2022Date of Patent: December 5, 2023Inventors: Mike Horia Mihail Teodorescu, Horia-Nicolai Teodorescu, Marius Gheorghe Hagan