Patents by Inventor Masatoshi Ishikawa
Masatoshi Ishikawa 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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Publication number: 20240119351Abstract: A process includes obtaining, according to a predetermined update order of a policy parameter of each agent, a degree of influence on a constraint specific to a first agent and a degree of influence on a system-wide constraint in which a degree of influence by an updated policy parameter of a second agent previous to the first agent in the update order is shared, and in a case where an update width of the policy parameter of the first agent exists in both ranges respectively determined depending on the degree of influence on the constraint specific to the first agent and the degree of influence on the system-wide constraint, updating the policy parameter of the first agent and causing the degree of influence on the system-wide constraints by the updated policy parameter to be shared with a third agent next to the first agent in the update order.Type: ApplicationFiled: June 27, 2023Publication date: April 11, 2024Applicant: Fujitsu LimitedInventors: Yoshihiro OKAWA, Hayato DAN, Natsuki ISHIKAWA, Masatoshi OGAWA
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Publication number: 20240098511Abstract: A non-transitory computer-readable recording medium stores a program for causing a computer to execute a process, the process includes obtaining a third matrix by changing at least one of a position of a target object already installed or a scale of the target object in a two-dimensional second matrix, obtaining three-dimensional second data by superimposing a two-dimensional first matrix and the third matrix, the first matrix being provided for each facility already installed and indicating a position and a scale thereof, and predicting a degree of influence of the target object by inputting the second data, a type of day of week, and time to a machine learning model trained with three-dimensional first data, a type of day of week, and time as input, and with a degree of influence of the target object as output, the first data being obtained by superimposing the first matrix and the second matrix.Type: ApplicationFiled: July 6, 2023Publication date: March 21, 2024Applicant: Fujitsu LimitedInventors: Natsuki ISHIKAWA, Hayato DAN, Yoshihiro OKAWA, Masatoshi OGAWA
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Publication number: 20240067191Abstract: An in-vehicle environment setting system 10 includes: a receiving unit 210 that receives, from a vehicle 50, setting information regarding a setting for an in-vehicle environment of the vehicle 50 and environment information regarding an outdoor environment of the vehicle 50 in a manner associated with an identity of a user 52 who boards the vehicle 50; a learning unit 220 that learns a preference of the user 52 related to the setting for the in-vehicle environment based on the setting information and the environment information; a generation unit 230 that generates recommended setting information regarding a recommended setting for the in-vehicle environment preferred by the user 52 based on a learning result of the preference; and a transmission unit 240 that transmits the recommended setting information to a vehicle 60 which is different from the vehicle 50.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicant: TOYOTA JIDOSHA KABUSHIK] KAISHAInventors: Takashige Hori, Makoto Akahane, Ken Ishikawa, Masatoshi Takahara
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Patent number: 11874225Abstract: A reflection characteristic measurement device is provided that comprises: a control unit configured to measure a reflection characteristic of an object based on target information and instruction information, wherein: the target information is information including a coordinate positional relationship among a light source position of an incident light, a light detection position of a reflected light and a measurement point at the object, and numerical values related to the incident light and the reflected light, the incident light is light irradiated to the measurement point, the reflected light is light that the incident light is irradiated to the measurement point and then reflected at the measurement point, the instruction information is information related to an existing measurement result of the reflection characteristic, and the number of combinations of the coordinate positional relationship included in the target information is 1 to 15.Type: GrantFiled: July 26, 2019Date of Patent: January 16, 2024Inventors: Yoshihiro Watanabe, Masatoshi Ishikawa, Konosuke Kachi
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Patent number: 11835456Abstract: A substance identification device, a substance identification method and a substance identification program that can identify substances with high accuracy by means of light are provided. A substance identification device 10 includes a setting unit 11 that sets an irradiation condition of excitation light, an irradiation unit 12 that irradiates an object 100 with the excitation light under the irradiation condition, a measurement unit 13 that measures emission data for delayed fluorescence or phosphorescence of the object 100 which occurs in response to the irradiation with the excitation light, and an identification unit 15 that identifies a substance constituting the object based on the emission data and emission data for delayed fluorescence or phosphorescence which are measured when a plurality of substances are each irradiated with the excitation light under the irradiation condition.Type: GrantFiled: September 18, 2019Date of Patent: December 5, 2023Assignee: The University of TokyoInventors: Tomohiko Hayakawa, Masatoshi Ishikawa, Norimasa Kishi, Haruka Ikeda
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Publication number: 20230304160Abstract: The present invention addresses the problem of providing a chemical conversion treatment solution that contains zirconium ions and that makes it possible to form a highly corrosion-resistant chemical conversion coating formed with consideration for the environment as well. The present invention provides a chemical conversion treatment solution that contains trivalent chromium ions, zirconium ions, aluminum ions, at least one type of carboxylic acid ions, and at least one type of silicon compound, the chemical conversion treatment solution being free of fluorine ions and fluorine compounds.Type: ApplicationFiled: July 19, 2021Publication date: September 28, 2023Applicant: DIPSOL CHEMICALS CO., LTD.Inventors: Ryuta KASHIO, Masatoshi ISHIKAWA, Tomitaka YAMAMOTO
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Publication number: 20230186784Abstract: A system is provided that effectively assists a user in learning a prescribed motion, irrespective of the user's age and motivation. The system comprises a first contact unit, a sensor unit, and a second contact unit. The first contact unit is connected to a point to be operated. By the first contact unit coming into contact with a first limb of a user, a target position that is defined by the point to be operated is variably configured in conformity with the motion of the first limb. The sensor unit is configured so as to measure an error from the prescribed trajectory of the target position. The second contact unit is provided with an error sensation presentation unit and is configured so as to come into contact with a second limb that is different from the first limb of the user. The error sensation presentation unit is configured so as to add a kinesthetic or tactile sense based on the error to the second limb and thereby present the error to the user.Type: ApplicationFiled: May 25, 2021Publication date: June 15, 2023Inventors: Shouren HUANG, Yuji YAMAKAWA, Masatoshi ISHIKAWA
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Publication number: 20230168197Abstract: There are provided a state determination device, a state determination method, and a state determination program capable of determining a state of an object to be inspected. A state determination device 10 includes an irradiation unit 12 which irradiates an object to be inspected with excitation light under a predetermined irradiation condition, a measurement unit 13 which measures light emission data of light emission from the object to be inspected, which is generated with a delay with respect to the irradiation with the excitation light, and a determination unit 15 which determines a state of the object to be inspected by checking the light emission data against light emission data of light emission from the object to be inspected, which is measured in the case where the excitation light is emitted under an irradiation condition common to the light emission data for each state of a substance constituting the object to be inspected.Type: ApplicationFiled: March 17, 2021Publication date: June 1, 2023Inventors: Tomohiko HAYAKAWA, Haruka IKEDA, Norimasa KISHI, Masatoshi ISHIKAWA
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Patent number: 11491403Abstract: A video game processing program product for causing a server to realize functions to control progress of a video game is provided. The functions include: a function to generate content in which at least one of the user or a character operated by the user is allowed to participate, in a case where a predetermined condition is satisfied; a function to store the number of participants who participate in first content and a clear time indicating a time required to clear the first content in a predetermined storage medium; a function to set up the degree of difficulty for second content indicating content to be generated newly; and a function to detect whether a generation condition contained in the predetermined condition to generate the second content is satisfied or not. The generating function includes a function to generate the second content with the degree of difficulty thus set up.Type: GrantFiled: June 16, 2020Date of Patent: November 8, 2022Assignee: KABUSHIKI KAISHA SQUARE ENIXInventors: Mitsutoshi Gondai, Masatoshi Ishikawa, Tsuyoshi Yokozawa, Takashi Sugi
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Publication number: 20220252633Abstract: A processing system, a marking method, a marker detected in this method, and a marking program that allow a predetermined area of a target to be detected as a marker without attaching a marker thereto are provided. The processing system includes: an irradiation unit that irradiates a target with irradiation light; an imaging unit that images emission light that the target itself emits in response to being irradiated with the irradiation light; and a detection unit that detects the emission light as a marker of the target based on an image taken by the imaging unit.Type: ApplicationFiled: July 15, 2020Publication date: August 11, 2022Inventors: Tomohiko HAYAKAWA, Masatoshi ISHIKAWA, Haruka IKEDA
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Publication number: 20220134567Abstract: A robot system is provided, comprising: a robot including a first sensor configured to measure a displacement quantity of a coordinate position between a work point and a target point defined for each of a plurality of objects with different shapes or a physical quantity that changes due to the displacement quantity at a first operation frequency; and a control apparatus for controlling the robot, including a coarse operation management unit configured to move the target point to the vicinity of the object at a second operation frequency, a calculation control unit configured to generate a control signal to correct the displacement quantity at a third operation frequency in such a manner that the target point approaches the work point, and a correction drive unit configured to execute a correction operation to align the target point with the work point based on the control signal; wherein the second operation frequency is a frequency less than or equal to ½ of the first and third operation frequencies.Type: ApplicationFiled: February 25, 2020Publication date: May 5, 2022Inventors: Masatoshi ISHIKAWA, Taku SENOO, Yuji YAMAKAWA, Shouren HUANG
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Publication number: 20220034809Abstract: A substance identification device, a substance identification method and a substance identification program that can identify substances with high accuracy by means of light are provided. A substance identification device 10 includes a setting unit 11 that sets an irradiation condition of excitation light, an irradiation unit 12 that irradiates an object 100 with the excitation light under the irradiation condition, a measurement unit 13 that measures emission data for delayed fluorescence or phosphorescence of the object 100 which occurs in response to the irradiation with the excitation light, and an identification unit 15 that identifies a substance constituting the object based on the emission data and emission data for delayed fluorescence or phosphorescence which are measured when a plurality of substances are each irradiated with the excitation light under the irradiation condition.Type: ApplicationFiled: September 18, 2019Publication date: February 3, 2022Inventors: Tomohiko HAYAKAWA, Masatoshi ISHIKAWA, Norimasa KISHI, Haruka IKEDA
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Publication number: 20220018658Abstract: A measuring system configured to measure a position of an object is provided with an imaging apparatus and an information processing apparatus, wherein: the imaging apparatus is a camera having a frame rate of 100 fps or higher, and is configured to image the object included in the angle of view of the camera, as an image; the information processing apparatus is provided with a communication unit, an IPM conversion unit, and a position measuring unit; the communication unit is connected to the imaging apparatus, and is configured to receive the image captured by the imaging apparatus; the IPM conversion unit is configured to set at least a part of the image including the object as a predetermined area, and to perform an inverse perspective projection transportation of the image to generate an IPM image limited to the predetermined area.Type: ApplicationFiled: December 11, 2019Publication date: January 20, 2022Inventors: Masahiro HIRANO, Taku SENOO, Norimasa KISHI, Masatoshi ISHIKAWA
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Publication number: 20210299870Abstract: Provided are a robot assistance device and a robot assistance system capable of expanding the accuracy of human movement while completely maintaining human cognition and safety. The robot assistance device includes: an operation unit and an operated portion that are non-electrically connected to each other, wherein: a user is able to displace a target position defined by the operated portion while having self-awareness by operating the operation unit; a sensor unit provided on a drive unit and configured to acquire a feature information regarding a predetermined trajectory about a displacement of the target position, and the drive unit provided on the operated portion and configured to be driven so as to correct a deviation of the target position from the predetermined trajectory based on a control signal determined based on the feature information.Type: ApplicationFiled: August 14, 2019Publication date: September 30, 2021Inventors: Shouren HUANG, Masatoshi ISHIKAWA, Yuji YAMAKAWA
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Publication number: 20210262934Abstract: A reflection characteristic measurement device is provided that comprises: a control unit configured to measure a reflection characteristic of an object based on target information and instruction information, wherein: the target information is information including a coordinate positional relationship among a light source position of an incident light, a light detection position of a reflected light and a measurement point at the object, and numerical values related to the incident light and the reflected light, the incident light is light irradiated to the measurement point, the reflected light is light that the incident light is irradiated to the measurement point and then reflected at the measurement point, the instruction information is information related to an existing measurement result of the reflection characteristic, and the number of combinations of the coordinate positional relationship included in the target information is 1 to 15.Type: ApplicationFiled: July 26, 2019Publication date: August 26, 2021Inventors: Yoshihiro WATANABE, Masatoshi ISHIKAWA, Konosuke KACHI
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Patent number: 11008659Abstract: The present invention provides a chemical conversion liquid for zinc or zinc alloy bases, which contains 2-200 mmol/L of trivalent chromium ions, 1-300 mmol/L of zirconium ions and at least one component selected from among fluorine ions, a water-soluble carboxylic acid and a salt thereof, and which does not contain Co ions and hexavalent chromium ions.Type: GrantFiled: December 25, 2015Date of Patent: May 18, 2021Assignee: DIPSOL CHEMICALS CO., LTD.Inventors: Ayumi Saito, Masatoshi Ishikawa, Takashi Koike
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Patent number: 10891706Abstract: The present disclosure relates to an arithmetic device that reduces a scale of an arithmetic processing unit which performs an arithmetic process between frames in a sensor. A frame memory stores pixel data of a frame that transitions in time sequence. An inter-frame arithmetic processing unit implements a predetermined arithmetic by column parallel in a row unit on the pixel data of a current frame and the pixel data of a past frame stored in the frame memory and updates the pixel data of the past frame stored in the frame memory on the basis of a result of the predetermined arithmetic.Type: GrantFiled: August 23, 2017Date of Patent: January 12, 2021Assignees: SONY CORPORATION, THE UNIVERSITY OF TOKYOInventors: Hironobu Katayama, Shuji Uehara, Yoshinori Muramatsu, Tomohiro Yamazaki, Yoshihiro Watanabe, Masatoshi Ishikawa
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Publication number: 20200306642Abstract: A video game processing program product for causing a server to realize functions to control progress of a video game is provided. The functions include: a function to generate content in which at least one of the user or a character operated by the user is allowed to participate, in a case where a predetermined condition is satisfied; a function to store the number of participants who participate in first content and a clear time indicating a time required to clear the first content in a predetermined storage medium; a function to set up the degree of difficulty for second content indicating content to be generated newly; and a function to detect whether a generation condition contained in the predetermined condition to generate the second content is satisfied or not. The generating function includes a function to generate the second content with the degree of difficulty thus set up.Type: ApplicationFiled: June 16, 2020Publication date: October 1, 2020Applicant: KABUSHIKI KAISHA SQUARE ENIX (also trading as SQUARE ENIX CO., LTD.)Inventors: Mitsutoshi GONDAI, Masatoshi ISHIKAWA, Tsuyoshi YOKOZAWA, Takashi SUGI
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Patent number: 10717006Abstract: A video game processing program product for causing a server to realize functions to control progress of a video game is provided. The functions include: a function to generate content in which at least one of the user or a character operated by the user is allowed to participate, in a case where a predetermined condition is satisfied; a function to store the number of participants who participate in first content and a clear time indicating a time required to clear the first content in a predetermined storage medium; a function to set up the degree of difficulty for second content indicating content to be generated newly; and a function to detect whether a generation condition contained in the predetermined condition to generate the second content is satisfied or not. The generating function includes a function to generate the second content with the degree of difficulty thus set up.Type: GrantFiled: January 2, 2019Date of Patent: July 21, 2020Assignee: KABUSHIKI KAISHA SQUARE ENIXInventors: Mitsutoshi Gondai, Masatoshi Ishikawa, Tsuyoshi Yokozawa, Takashi Sugi
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Patent number: 10713749Abstract: To perform inter-pixel image processing with lower latency and higher speed. An image sensor includes: a pixel array unit in which pixels having a photoelectric conversion function are arranged in an array; an AD conversion unit configured to perform AD conversion processing on pixel signals output from the pixels in parallel for each column of the pixels of the pixel array unit; a memory unit configured to hold pixel signals of any number of rows subjected to AD conversion in the AD conversion unit for each column of the pixels; an inter-pixel image processing unit configured to read pixel signals of any rows and columns from the memory unit, and perform computing between the pixel signals in parallel for each column of the pixels; and an output circuit configured to control output, to an outside, of pixel signals output from the AD conversion unit and pixel signals output from the inter-pixel image processing unit. The present technology can be applied to, for example, a CMOS image sensor.Type: GrantFiled: August 23, 2017Date of Patent: July 14, 2020Assignees: Sony Corporation, The University of TokyoInventors: Yoshinori Muramatsu, Shuji Uehara, Hironobu Katayama, Tomohiro Yamazaki, Masatoshi Ishikawa, Yoshihiro Watanabe