Patents by Inventor Seiji Sasaki
Seiji Sasaki 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: 11959250Abstract: A first operation mechanism 3 includes a first driving source 30 which generates a driving force based on a drive command and a first driving mechanism 32 which inclines a left-side traveling pedal 1c by the driving force from the first driving source 30. The first driving mechanism 32 has a first abutting portion 32a which abuts a pedal surface of the left-side traveling pedal 1c and a first driving unit 32b which inclines the left-side traveling pedal 1c by inclining the first abutting portion. The first driving unit 32b is arranged in a position shifted to a lateral side from a space in which the first abutting portion 32a moves.Type: GrantFiled: February 6, 2020Date of Patent: April 16, 2024Assignees: Kobelco Construction Machinery Co., Ltd., Asahi Intecc Co., Ltd.Inventors: Hitoshi Sasaki, Seiji Saiki, Yoichiro Yamazaki, Kohei Nakamizo
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Patent number: 11954625Abstract: A server includes a unit obtaining a position of a registered vehicle, a unit obtaining a vehicle dispatch position, a unit determining a candidate vehicle based on the vehicle dispatch position and the position of the registered vehicle, a unit transmitting information regarding an autonomous driving function of the candidate vehicle to a user device, a unit receiving information for identifying a dispatch vehicle, and a unit transmitting a vehicle dispatch position to the dispatch vehicle. The user device includes a unit receiving the information regarding the autonomous driving function of the candidate vehicle, a unit displaying the information regarding the autonomous driving function of the candidate vehicle, an unit accepting a user operation for selecting the dispatch vehicle, and a unit transmitting the information for identifying the dispatch vehicle to the server.Type: GrantFiled: November 5, 2021Date of Patent: April 9, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Junya Watanabe, Yuji Sasaki, Seiji Arakawa, Naotoshi Kadotani, Masafumi Hayakawa, Takashi Hayashi
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Patent number: 11955599Abstract: The present disclosure provides a negative electrode material that can improve the charge-discharge efficiency of a battery. A negative electrode material includes a reduced form of a first solid electrolyte material and a conductive auxiliary. The first solid electrolyte material is denoted by Formula (1): Li60M?X?. Herein, in Formula (1), each of ?, ?, and ? is a value greater than 0, M represents at least one element selected from the group consisting of metal elements except Li and semimetals, and X represents at least one element selected from the group consisting of F, Cl, Br, and I.Type: GrantFiled: January 28, 2021Date of Patent: April 9, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tatsuya Oshima, Izuru Sasaki, Seiji Nishiyama, Akira Kawase
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Patent number: 11949064Abstract: The present disclosure provides a negative electrode material that can improve the cycle characteristics of a battery. The negative electrode material according to the present disclosure contains a reduced form of a solid electrolyte material. The solid electrolyte material is denoted by Formula (1): Li?M?X?. Herein, in Formula (1), each of ?, ?, and ? is a value greater than 0, M represents at least one element selected from the group consisting of metal dements except Li and semimetals, and X represents at least one dement selected from the group consisting of F, Cl, Br, and I.Type: GrantFiled: January 28, 2021Date of Patent: April 2, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tatsuya Oshima, Izuru Sasaki, Yuta Sugimoto, Seiji Nishiyama, Masashi Sakaida, Akira Kawase
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Patent number: 11915176Abstract: A server includes a unit obtaining a position of a registered vehicle, a unit obtaining a vehicle dispatch position, a unit determining a candidate vehicle based on the vehicle dispatch position and the position of the registered vehicle, a unit transmitting information regarding an autonomous driving function of the candidate vehicle to a user device, a unit receiving information for identifying a dispatch vehicle, and a unit transmitting a vehicle dispatch position to the dispatch vehicle. The user device includes a unit receiving the information regarding the autonomous driving function of the candidate vehicle, a unit displaying the information regarding the autonomous driving function of the candidate vehicle, an unit accepting a user operation for selecting the dispatch vehicle, and a unit transmitting the information for identifying the dispatch vehicle to the server.Type: GrantFiled: November 4, 2021Date of Patent: February 27, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Junya Watanabe, Yuji Sasaki, Seiji Arakawa, Naotoshi Kadotani, Masafumi Hayakawa, Takashi Hayashi
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Patent number: 11573190Abstract: A calibration method for an X-ray measuring device includes mounting a calibration tool on a rotating table, identifying centroid positions from an output of an X-ray image detector, calculating projection transformation matrixes from the centroid positions and known relative positional intervals, repeating to identify the centroid positions from the output of the X-ray image detector and to calculate the projection transformation matrixes from the centroid positions and known relative positional intervals while the rotating table is rotated twice or more by a predetermined angle, and calculating a rotation center position of the rotating table on the basis of the projection transformation matrixes. The calibration method thereby allows easy calculation of the rotation center position of the rotating table on which an object to be measured is mounted in a rotatable manner, with the simple process.Type: GrantFiled: June 28, 2021Date of Patent: February 7, 2023Assignee: MITUTOYO CORPORATIONInventors: Masato Kon, Hiromu Maie, Seiji Sasaki, Jyota Miyakura
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Patent number: 11344276Abstract: A calibration method of an X-ray measuring device includes: mounting a calibration tool 102 on a rotating table 120; a moving position acquisition step of parallelly moving a position of an j-th sphere 106 with respect to a position of a first sphere 106, irradiating the calibration tool 102 with an X-ray 118, and acquiring, form an output of an X-ray image detector 124, a moving position Mj where the magnitude of a differential position Erjofa centroid position ImDisjh_Sphr_j of a projected image of the j(2£j£N)-th sphere 106 with respect to a centroid position ImDis1_Sphr_1 of a projected image of the first sphere 106 becomes equal to or less than a specified value Vx; a relative position calculation step of performing the moving position acquisition step on the remaining spheres; a feature position calculation step; a transformation matrix calculation step; a rotation detection step; a position calculation step; and a center position calculation step.Type: GrantFiled: September 9, 2020Date of Patent: May 31, 2022Assignee: MITUTOYO CORPORATIONInventors: Masato Kon, Hiromu Maie, Seiji Sasaki, Jyota Miyakura
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Patent number: 11346660Abstract: A calibration method of an X-ray measuring device includes: a front-stage feature position calculation step of parallelly moving spheres disposed in N places a plurality of times, and identifying centroid positions ImPos(1 to Q)_Dis(1 to M)_Sphr_(1 to N) of projected images of the spheres in the N places; an individual matrix calculation step of calculating an individual projection matrix PPj (j=1 to Q) for each of the spheres; an individual position calculation step of calculating moving positions Xb of the spheres on the basis of the individual projection matrix PPj (j=1 to Q); a coordinate integration step of calculating specific relative position intervals X(1 to N) of the spheres; a rear-stage feature position calculation step; a transformation matrix calculation step of calculating a projective transformation matrix Hk (k=1 to Q); a rotation detection step; a position calculation step; and a center position calculation step.Type: GrantFiled: September 8, 2020Date of Patent: May 31, 2022Assignee: MITUTOYO CORPORATIONInventors: Masato Kon, Hiromu Maie, Seiji Sasaki, Jyota Miyakura
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Patent number: 11333619Abstract: A measurement X-ray CT apparatus calibrates a geometrical positional relationship between a focus of an X-ray source, an X-ray detector, and a rotation center of a rotating table in advance. The measurement X-ray CT apparatus then obtains projection images by irradiating the object to be measured with X-rays to perform a CT scan, and generates a three-dimensional image of the object to be measured by CT reconstruction of the projection images. The measurement X-ray CT apparatus further includes a reference frame that is made of a material and has a structure less susceptible to environmental changes, and sensors that are located on the reference frame and intended to successively obtain calibration values of the geometrical positional relationship between the focus of the X-ray source and the X-ray detector during the CT scan. The calibration values are used as parameters of the CT reconstruction.Type: GrantFiled: September 3, 2020Date of Patent: May 17, 2022Assignee: MITUTOYO CORPORATIONInventors: Seiji Sasaki, Nobuyuki Nakazawa, Hisayoshi Sakai, Masato Kon, Hidemitsu Asano
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Publication number: 20210404976Abstract: A calibration method for an X-ray measuring device includes mounting a calibration tool on a rotating table, identifying centroid positions from an output of an X-ray image detector, calculating projection transformation matrixes from the centroid positions and known relative positional intervals, repeating to identify the centroid positions from the output of the X-ray image detector and to calculate the projection transformation matrixes from the centroid positions and known relative positional intervals while the rotating table is rotated twice or more by a predetermined angle, and calculating a rotation center position of the rotating table on the basis of the projection transformation matrixes. The calibration method thereby allows easy calculation of the rotation center position of the rotating table on which an object to be measured is mounted in a rotatable manner, with the simple process.Type: ApplicationFiled: June 28, 2021Publication date: December 30, 2021Applicant: MITUTOYO CORPORATIONInventors: Masato KON, Hiromu MAIE, Seiji SASAKI, Jyota MIYAKURA
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Patent number: 11170572Abstract: An isosurface mesh M is generated by extracting voxels having a certain CT value from volume data obtained by X-ray CT. A gradient vector g of a CT value is calculated at each vertex p of the isosurface mesh M. A plurality of sample points S are generated in positive and negative directions of the calculated gradient vector g. Gradient norms N of CT values at the respective generated sample points S are calculated. The vertex p of the isosurface mesh is moved and corrected to a sample point Sm having the maximum norm Nm calculated.Type: GrantFiled: November 7, 2019Date of Patent: November 9, 2021Assignees: THE UNIVERSITY OF TOKYO, MITUTOYO CORPORATIONInventors: Yutaka Ohtake, Yukie Nagai, Tomonori Goto, Seiji Sasaki, Masato Kon
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Patent number: 11018445Abstract: A terminal includes a body portion and an elastic plate. The body portion is made of an electrically conductive material, is formed into a tubular shape extending in a tube axial direction, and has an insertion opening for insertion of a mating terminal therethrough. An elastic plate is made of an electrically conductive material extending, inside the body portion, in the tube axial direction and is folded back such that an arched portion faces the insertion opening, for the elastic plate to contact with the mating terminal. The elastic plate includes a first plate spring portion and a second plate spring portion overlapping the first plate spring portion.Type: GrantFiled: November 1, 2019Date of Patent: May 25, 2021Assignee: DAI-ICTII SEIKO CO., LTD.Inventors: Takayoshi Endo, Seiji Sasaki
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Publication number: 20210072022Abstract: A calibration method of an X-ray measuring device includes: a front-stage feature position calculation step of parallelly moving spheres disposed in N places a plurality of times, and identifying centroid positions ImPos(1 to Q)_Dis(1 to M)_Sphr_(1 to N) of projected images of the spheres in the N places; an individual matrix calculation step of calculating an individual projection matrix PPj (j=1 to Q) for each of the spheres; an individual position calculation step of calculating moving positions Xb of the spheres on the basis of the individual projection matrix PPj (j=1 to Q); a coordinate integration step of calculating specific relative position intervals X(1 to N) of the spheres; a rear-stage feature position calculation step; a transformation matrix calculation step of calculating a projective transformation matrix Hk (k=1 to Q); a rotation detection step; a position calculation step; and a center position calculation step.Type: ApplicationFiled: September 8, 2020Publication date: March 11, 2021Applicant: MITUTOYO CORPORATIONInventors: Masato KON, Hiromu MAIE, Seiji SASAKI, Jyota MIYAKURA
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Publication number: 20210072168Abstract: A measurement X-ray CT apparatus calibrates a geometrical positional relationship between a focus of an X-ray source, an X-ray detector, and a rotation center of a rotating table in advance. The measurement X-ray CT apparatus then obtains projection images by irradiating the object to be measured with X-rays to perform a CT scan, and generates a three-dimensional image of the object to be measured by CT reconstruction of the projection images. The measurement X-ray CT apparatus further includes a reference frame that is made of a material and has a structure less susceptible to environmental changes, and sensors that are located on the reference frame and intended to successively obtain calibration values of the geometrical positional relationship between the focus of the X-ray source and the X-ray detector during the CT scan. The calibration values are used as parameters of the CT reconstruction.Type: ApplicationFiled: September 3, 2020Publication date: March 11, 2021Applicant: MITUTOYO CORPORATIONInventors: Seiji SASAKI, Nobuyuki NAKAZAWA, Hisayoshi SAKAI, Masato KON, Hidemitsu ASANO
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Publication number: 20210068777Abstract: A calibration method of an X-ray measuring device includes: mounting a calibration tool on a rotating table; a moving position acquisition step of parallelly moving a position of an j-th sphere with respect to a position of a first sphere, irradiating the calibration tool with an X-ray, and acquiring, form an output of an X-ray image detector, a moving position Mj where the magnitude of a differential position Erj of a centroid position ImDisjh_Sphr_j of a projected image of the j(2?j?N)-th sphere with respect to a centroid position ImDis1_Sphr_1 of a projected image of the first sphere becomes equal to or less than a specified value Vx; a relative position calculation step of performing the moving position acquisition step on the remaining spheres a feature position calculation step; a transformation matrix calculation step; a rotation detection step; a position calculation step; and a center position calculation step.Type: ApplicationFiled: September 9, 2020Publication date: March 11, 2021Applicant: MITUTOYO CORPORATIONInventors: Masato KON, Hiromu MAIE, Seiji SASAKI, Jyota MIYAKURA
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Publication number: 20200175758Abstract: An isosurface mesh M is generated by extracting voxels having a certain CT value from volume data obtained by X-ray CT. A gradient vector g of a CT value is calculated at each vertex p of the isosurface mesh M. A plurality of sample points S are generated in positive and negative directions of the calculated gradient vector g. Gradient norms N of CT values at the respective generated sample points S are calculated. The vertex p of the isosurface mesh is moved and corrected to a sample point Sm having the maximum norm Nm calculated.Type: ApplicationFiled: November 7, 2019Publication date: June 4, 2020Applicants: THE UNIVERSITY OF TOKYO, MITUTOYO CORPORATIONInventors: Yutaka OHTAKE, Yukie NAGAI, Tomonori GOTO, Seiji SASAKI, Masato KON
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Publication number: 20200169023Abstract: A terminal includes a body portion and an elastic plate. The body portion is made of an electrically conductive material, is formed into a tubular shape extending in a tube axial direction, and has an insertion opening for insertion of a mating terminal therethrough. An elastic plate is made of an electrically conductive material extending, inside the body portion, in the tube axial direction and is folded back such that an arched portion faces the insertion opening, for the elastic plate to contact with the mating terminal. The elastic plate includes a first plate spring portion and a second plate spring portion overlapping the first plate spring portion.Type: ApplicationFiled: November 1, 2019Publication date: May 28, 2020Inventors: Takayoshi ENDO, Seiji Sasaki
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Patent number: 10545102Abstract: A coordinate alignment tool includes a base having at least two ground faces to hold an attitude suitable for measurement by a coordinate measuring device and an attitude suitable for measurement by a measuring X-ray CT apparatus, and a fixer to fixate a measured object to the base; and at least three master balls arranged on the base.Type: GrantFiled: November 1, 2017Date of Patent: January 28, 2020Assignee: MITUTOYO CORPORATIONInventors: Akihito Takahashi, Seiji Sasaki
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Publication number: 20180120242Abstract: A coordinate alignment tool includes a base having at least two ground faces to hold an attitude suitable for measurement by a coordinate measuring device and an attitude suitable for measurement by a measuring X-ray CT apparatus, and a fixer to fixate a measured object to the base; and at least three master balls arranged on the base.Type: ApplicationFiled: November 1, 2017Publication date: May 3, 2018Applicant: MITUTOYO CORPORATIONInventors: Akihito TAKAHASHI, Seiji SASAKI
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Patent number: 9509070Abstract: There is provided a connector terminal to be inserted into and housed in a connector housing, the connector housing including a first space having an opening through which the connector terminal is inserted thereinto, and a second space into which a circuit board is fit, the second space being situated adjacent to the first space, the connector terminal including a hollow terminal body, and a resilient piece to be housed in the terminal body, the resilient piece including a contact portion resiliently protruding into the second space from the first space, the terminal body including a stopper restricting movement of the resilient piece in a direction opposite to a direction in which the connector terminal is inserted into the first space.Type: GrantFiled: June 24, 2015Date of Patent: November 29, 2016Assignee: DAI-ICHI SEIKO CO., LTD.Inventors: Takayoshi Endo, Takehiko Osuga, Masaya Muta, Seiji Sasaki