Patents by Inventor Takushi Fujita
Takushi Fujita 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: 11971427Abstract: Provided is an automated analysis device capable of a more accurate determination of the sizes of bubbles included in a liquid. The automated analysis device includes a detection unit which detects bubbles included in a liquid, an internal standard solution syringe which executes a first liquid supply operation in which a liquid is supplied via the detection unit, a diluent syringe, a sipper syringe, solenoid valves, and a control device which determines whether the size of the bubbles detected during the first liquid supply operation is normal or not based on the operation speed of the liquid supply unit, and controls the operation of the liquid supply unit according to the determination.Type: GrantFiled: March 10, 2020Date of Patent: April 30, 2024Assignee: HITACHI HIGH-TECH CORPORATIONInventors: Akinao Fujita, Takushi Miyakawa, Tetsuji Kawahara
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Patent number: 11933803Abstract: Provided is an automated analysis device capable of a more accurate determination of the sizes of bubbles included in a liquid. The automated analysis device includes a detection unit which detects bubbles included in a liquid, an internal standard solution syringe which executes a first liquid supply operation in which a liquid is supplied via the detection unit, a diluent syringe, a sipper syringe, solenoid valves, and a control device which determines whether the size of the bubbles detected during the first liquid supply operation is normal or not based on the operation speed of the liquid supply unit, and controls the operation of the liquid supply unit according to the determination.Type: GrantFiled: March 10, 2020Date of Patent: March 19, 2024Assignee: HITACHI HIGH-TECH CORPORATIONInventors: Akinao Fujita, Takushi Miyakawa, Tetsuji Kawahara
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Patent number: 11580663Abstract: A camera height calculation method that causes a computer to execute a process, the process includes obtaining one or more images captured by an in-vehicle camera, extracting one or more feature points from the one or more images, identifying first feature points that exist over a road surface from the one or more feature points, and calculating a height of the in-vehicle camera from the road surface, based on positions of the identified first feature points.Type: GrantFiled: March 3, 2021Date of Patent: February 14, 2023Assignee: FUJITSU LIMITEDInventors: Jun Kanetake, Rie Hasada, Haruyuki Ishida, Takushi Fujita
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Patent number: 11467001Abstract: A non-transitory, computer-readable storage medium has stored therein a program for causing a processor to execute a process that includes: adjusting a difference between a first environment map created based on a feature of a given image among captured first time-series images and a second environment map created based on a feature of a given image among second time-series images captured separately from the first time-series images; comparing a position of an image related to a position and orientation calculated based on information on the first environment map with a position of an image related to a position and orientation calculated based on information on the second environment map, and calculating an adjustment value for adjusting a difference between the first environment map and the second environment map based on a result of the comparison.Type: GrantFiled: August 26, 2020Date of Patent: October 11, 2022Assignee: FUJITSU LIMITEDInventors: Asako Kitaura, Takushi Fujita
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Patent number: 11461944Abstract: A region clipping method for clipping a region of a target object out of an image is performed by a computer. The method includes: referencing a memory storing three-dimensional positional information of the target object; and calculating, by using information on an imaging position for the image and orientation for the image, the region of the target object within the image from the three-dimensional positional information.Type: GrantFiled: October 6, 2020Date of Patent: October 4, 2022Assignee: FUJITSU LIMITEDInventors: Ippei Kusakari, Asako Kitaura, Takushi Fujita
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Publication number: 20220067964Abstract: A position and orientation calculation method includes comparing a first image feature of first image information included in a plurality of environment maps with a second image feature of second image information acquired from a moving object or an imaging apparatus of the moving object, and specifying a calculation environment map to be used for calculating a position and orientation of the moving object or the imaging apparatus of the moving object, among the plurality of environment maps, based on a result of the comparison.Type: ApplicationFiled: May 25, 2021Publication date: March 3, 2022Applicant: FUJITSU LIMITEDInventors: Asako Kitaura, Takushi Fujita
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Publication number: 20220065634Abstract: A position and orientation calculation method performed by an information processing apparatus, the position and orientation calculation method includes comparing first route information of a plurality of environment maps including an acquisition position when a moving object or an acquisition apparatus mounted on the moving object acquires data with second route information acquired from a target moving object or an acquisition apparatus mounted on the target moving object whose position and orientation is to be calculated, and specifying a calculation environment map to be used for calculation of a position and orientation when the target moving object or the acquisition apparatus mounted on the target moving object acquires the data, from the plurality of environment maps, based on a result of the comparison.Type: ApplicationFiled: May 19, 2021Publication date: March 3, 2022Applicant: FUJITSU LIMITEDInventors: ASAKO KITAURA, Takushi Fujita
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Patent number: 11176701Abstract: A position estimation system includes one or more memories and one or more processors configured to acquire a first imaging position measured at a time of imaging a first image among a plurality of images imaged in time series, perform, based on a feature of the first image, calculation of a second imaging position of the first image, and perform, in accordance with a constraint condition that reduces a deviation between the first imaging position and the second imaging position, correction of at least one of the second imaging position or a three-dimensional position of a point included in the first image calculated based on the feature of the first image.Type: GrantFiled: October 24, 2019Date of Patent: November 16, 2021Assignee: FUJITSU LIMITEDInventors: Asako Kitaura, Takushi Fujita
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Publication number: 20210335000Abstract: A camera height calculation method that causes a computer to execute a process, the process includes obtaining one or more images captured by an in-vehicle camera, extracting one or more feature points from the one or more images, identifying first feature points that exist over a road surface from the one or more feature points, and calculating a height of the in-vehicle camera from the road surface, based on positions of the identified first feature points.Type: ApplicationFiled: March 3, 2021Publication date: October 28, 2021Applicant: FUJITSU LIMITEDInventors: Jun KANETAKE, Rie HASADA, Haruyuki ISHIDA, Takushi FUJITA
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Publication number: 20210134034Abstract: A region clipping method for clipping a region of a target object out of an image is performed by a computer. The method includes: referencing a memory storing three-dimensional positional information of the target object; and calculating, by using information on an imaging position for the image and orientation for the image, the region of the target object within the image from the three-dimensional positional information.Type: ApplicationFiled: October 6, 2020Publication date: May 6, 2021Applicant: FUJITSU LIMITEDInventors: Ippei KUSAKARI, Asako KITAURA, Takushi FUJITA
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Publication number: 20210095992Abstract: A non-transitory, computer-readable storage medium has stored therein a program for causing a processor to execute a process that includes: adjusting a difference between a first environment map created based on a feature of a given image among captured first time-series images and a second environment map created based on a feature of a given image among second time-series images captured separately from the first time-series images; comparing a position of an image related to a position and orientation calculated based on information on the first environment map with a position of an image related to a position and orientation calculated based on information on the second environment map, and calculating an adjustment value for adjusting a difference between the first environment map and the second environment map based on a result of the comparison.Type: ApplicationFiled: August 26, 2020Publication date: April 1, 2021Applicant: FUJITSU LIMITEDInventors: Asako KITAURA, Takushi FUJITA
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Patent number: 10735832Abstract: A method for data collection includes: executing a specification process for identifying a first apparatus from among a plurality of first apparatuses; executing a requesting process that includes transmitting a request to the identified first apparatus; executing a recording process for recording, in a storage, a first identifier of the identified first apparatus when a second apparatus does not receive a response from the identified first apparatus within a predetermined time after transmitting the request; executing a decision process for deciding, in response to an access from any of the plurality of first apparatuses, whether an identifier of the any of the plurality of first apparatuses matches the first identifier stored in the storage; and executing, when the identifier matches the first identifier stored in the storage, a re-requesting process for re-requesting data to the any of the plurality of first apparatuses.Type: GrantFiled: April 22, 2019Date of Patent: August 4, 2020Assignee: FUJITSU LIMITEDInventors: Satoshi Sano, Takushi Fujita, Asako Kitaura, Eishi Morimatsu
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Patent number: 10679072Abstract: A moving-object position estimating system includes: a moving-object position estimating terminal apparatus that estimates a position a moving object; and an information storing apparatus, wherein the moving-object position estimating terminal apparatus: acquires an image in surroundings of the moving object; obtains feature point information regarding feature points of the acquired image; obtains photography environment information in surroundings of the feature points; associates the feature point information with the photography environment information to set the first environment map information; transmits, to the information storing apparatus, a request for retrieving second environment map information corresponding to the photography environment information in the first environment map information and sending back the second environment map information; and compares the feature point information included in the second environment map information with the feature point information included in the first eType: GrantFiled: February 5, 2018Date of Patent: June 9, 2020Assignee: FUJITSU LIMITEDInventor: Takushi Fujita
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Publication number: 20200134866Abstract: A position estimation system includes one or more memories and one or more processors configured to acquire a first imaging position measured at a time of imaging a first image among a plurality of images imaged in time series, perform, based on a feature of the first image, calculation of a second imaging position of the first image, and perform, in accordance with a constraint condition that reduces a deviation between the first imaging position and the second imaging position, correction of at least one of the second imaging position or a three-dimensional position of a point included in the first image calculated based on the feature of the first image.Type: ApplicationFiled: October 24, 2019Publication date: April 30, 2020Applicant: FUJITSU LIMITEDInventors: ASAKO KITAURA, Takushi Fujita
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Publication number: 20190347489Abstract: An apparatus determines a correlation between a categorization result that is obtained by categorizing collecting information into at least two groups and a result that is obtained by filtering the collecting information by accompanying information, where the collecting information is collected from an information collecting apparatus that collects information concerning a mobile body. Based on the determined correlation, the apparatus determines new accompanying information that is to be mounted in the information collecting apparatus, from the accompanying information, and distributes the determined new accompanying information to the information collecting apparatus.Type: ApplicationFiled: May 1, 2019Publication date: November 14, 2019Applicant: FUJITSU LIMITEDInventors: ASAKO KITAURA, Satoshi Sano, Takushi Fujita, Eishi MORIMATSU
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Publication number: 20190349651Abstract: A method for data collection includes: executing a specification process for identifying a first apparatus from among a plurality of first apparatuses; executing a requesting process that includes transmitting a request to the identified first apparatus; executing a recording process for recording, in a storage, a first identifier of the identified first apparatus when a second apparatus does not receive a response from the identified first apparatus within a predetermined time after transmitting the request; executing a decision process for deciding, in response to an access from any of the plurality of first apparatuses, whether an identifier of the any of the plurality of first apparatuses matches the first identifier stored in the storage; and executing, when the identifier matches the first identifier stored in the storage, a re-requesting process for re-requesting data to the any of the plurality of first apparatuses.Type: ApplicationFiled: April 22, 2019Publication date: November 14, 2019Applicant: FUJITSU LIMITEDInventors: Satoshi Sano, Takushi Fujita, ASAKO KITAURA, Eishi MORIMATSU
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Publication number: 20190316923Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: refer to first information that indicates a traveling locus of a vehicle and second information that indicates a risk latent in an area; count a distance which is traveled by the vehicle along a route included in the area and a number of times of unsafe driving movements which are taken by the vehicle while traveling on the route; calculate risk tolerance of a driver against the risk on the basis of the counted distance and number of times; and correct a passage cost between two points on a route using the risk and the risk tolerance.Type: ApplicationFiled: June 25, 2019Publication date: October 17, 2019Applicant: FUJITSU LIMITEDInventors: Toshiaki Ando, Takushi Fujita
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Patent number: 10282987Abstract: A method for driving support includes: collecting driving information from a terminal mounted on a vehicle driven by a driver, the driving information including data acquired by the terminal during the vehicle is driven by the driver; evaluating a degree of safe driving of the driver in accordance with the driving information; determining whether driving behavior of the driver varies based on the driving information when the driver is a person for whom a degree of safe driving is evaluated higher than a threshold; executing a determination process for determining that a road section identified by the driving information is in a condition turning into bad road when the driving behavior is determined as being varied in accordance with the driving information; and updating road surface condition information that indicates a road surface condition in the road section, based on a result of determination in the determination process.Type: GrantFiled: January 29, 2018Date of Patent: May 7, 2019Assignee: FUJITSU LIMITEDInventors: Yasuhiro Aoki, Takushi Fujita
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Publication number: 20180224288Abstract: An action option presentation apparatus includes a memory, a processor coupled to the memory and configured to extract one or more action options based on route information from a departure location to a destination location that is extracted from departure location information and destination location information, and also based on information indicating one or more places at which to drop in during a period of time before travel starts in accordance with the route information.Type: ApplicationFiled: April 2, 2018Publication date: August 9, 2018Applicant: FUJITSU LIMITEDInventors: Takushi FUJITA, Taizo ANAN, Takuro IKEDA
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Publication number: 20180225524Abstract: A moving-object position estimating system includes: a moving-object position estimating terminal apparatus that estimates a position a moving object; and an information storing apparatus, wherein the moving-object position estimating terminal apparatus: acquires an image in surroundings of the moving object; obtains feature point information regarding feature points of the acquired image; obtains photography environment information in surroundings of the feature points; associates the feature point information with the photography environment information to set the first environment map information; transmits, to the information storing apparatus, a request for retrieving second environment map information corresponding to the photography environment information in the first environment map information and sending back the second environment map information; and compares the feature point information included in the second environment map information with the feature point information included in the first eType: ApplicationFiled: February 5, 2018Publication date: August 9, 2018Applicant: FUJITSU LIMITEDInventor: Takushi Fujita