Patents by Inventor Koki Uwatoko
Koki Uwatoko 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: 20230205910Abstract: An information processing device includes a processor, in which the processor determines a role of each of pages constituting a document, searches each of the pages for a character string indicating a confidentiality level according to different criteria depending on the determined role, and determines a confidentiality level of the document based on a result of the search.Type: ApplicationFiled: November 25, 2022Publication date: June 29, 2023Applicant: FUJIFILM Business Innovation Corp.Inventors: Koki UWATOKO, Takeshi ZENGO, Masaki KYOJIMA, Koichi FUJII
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Publication number: 20220309165Abstract: An information processing apparatus includes a processor configured to: obtain operation information relating to an operation performed on an information asset, the operation information including degree of secrecy of the information asset operated, a time period of the operation, and a place of the operation; determine a security risk of the operation performed on the information asset based on the operation information; and display a determined security risk of the operation on a display apparatus using a graphic, the graphic indicating an operator of the operation performed on the information asset and representing a level of risk using a predetermined display mode.Type: ApplicationFiled: July 23, 2021Publication date: September 29, 2022Applicant: FUJIFILM Business Innovation Corp.Inventors: Ryo KUKIMIYA, Masamichi TAKAHASHI, Koki UWATOKO, Takeshi ZENGO
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Publication number: 20220300658Abstract: A non-transitory computer readable medium stores a program causing a computer to execute a process, the process including preparing a target file for manipulation, the target file being a file to be manipulated, acquiring information regarding a situation in which the target file is manipulated, creating history information and a hash value of the history information based on the information that was acquired, in a case where a predetermined event occurs, the history information indicating occurrence of the predetermined event, and associating the history information with the hash value and transmitting a transaction including the hash value to a blockchain network.Type: ApplicationFiled: July 28, 2021Publication date: September 22, 2022Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Ryo KUKIMIYA, Masamichi TAKAHASHI, Koki UWATOKO, Ikuro FUJINO, Ryo HASEGAWA
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Publication number: 20160116377Abstract: A failure prediction apparatus includes an acquisition unit that acquires, from plural apparatuses to be monitored, state feature amount groups, a classification unit that classifies the plural apparatuses to be monitored for each degree of separation between a reference space which is defined by the plural state feature amount groups acquired by the acquisition unit and the state feature amount group of each of the plural apparatuses to be monitored, and a calculation unit that specifies a class which is classified by the classification unit and corresponds to the degree of separation between the reference space and the state feature amount group of an apparatus to be monitored and subjected to a failure prediction process among the plural apparatuses to be monitored, and calculates a probability of a failure occurring in the apparatus to be monitored and subjected to the failure prediction process.Type: ApplicationFiled: May 8, 2015Publication date: April 28, 2016Applicant: FUJI XEROX CO., LTD.Inventor: Koki UWATOKO
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Patent number: 9298150Abstract: Provided is a failure predictive system, including a storage unit that stores a first model, a second model, and a third model, which are models prepared in advance based on data acquired with respect to one or more monitored apparatuses, an acquiring unit that acquires data of the control parameters and the data of the usages with respect to the monitored apparatus which is a failure predictive object, and a calculation unit that calculates a failure occurrence probability of the monitored apparatus which is the failure predictive object based on the data of the control parameters and the data of the usages acquired by the acquiring unit, and the first to the third models stored in the storage unit.Type: GrantFiled: September 16, 2014Date of Patent: March 29, 2016Assignee: FUJI XEROX CO., LTD.Inventor: Koki Uwatoko
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Publication number: 20150227100Abstract: Provided is a failure predictive system, including a storage unit that stores a first model, a second model, and a third model, which are models prepared in advance based on data acquired with respect to one or more monitored apparatuses, an acquiring unit that acquires data of the control parameters and the data of the usages with respect to the monitored apparatus which is a failure predictive object, and a calculation unit that calculates a failure occurrence probability of the monitored apparatus which is the failure predictive object based on the data of the control parameters and the data of the usages acquired by the acquiring unit, and the first to the third models stored in the storage unit.Type: ApplicationFiled: September 16, 2014Publication date: August 13, 2015Inventor: Koki UWATOKO
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Patent number: 8977142Abstract: A malfunction inferring apparatus includes an obtaining unit and an inferring unit. The obtaining unit obtains, from a first image forming apparatus and a second image forming apparatus which are used alternatively with each other by plural users, a first usage status of the first image forming apparatus and a second usage status of the second image forming apparatus. If a first change occurs in the first usage status and if a second change corresponding to the first change occurs in the second usage status, the inferring unit infers that a malfunction has occurred in any one of the first image forming apparatus and the second image forming apparatus, in accordance with the first usage status and the second usage status obtained by the obtaining unit.Type: GrantFiled: January 11, 2013Date of Patent: March 10, 2015Assignee: Fuji Xerox Co., Ltd.Inventor: Koki Uwatoko
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Patent number: 8712257Abstract: An image forming system includes first and second generation units, a setting unit, and a prognosis unit. For a monitoring item whose detection values, being detected during an image forming operation in an image forming apparatus in which a trouble occurred within a predetermined time period after an operating condition was changed, were changed to an abnormal state, the first generation unit generates characteristic information indicating a variation state of the detection values. The setting unit sets criterion information to predict occurrence of a trouble, based on the generated characteristic information. The second generation unit generates, for the monitoring item corresponding to the set criterion information, characteristic information indicating a variation state of detection values in a target image forming apparatus.Type: GrantFiled: April 25, 2011Date of Patent: April 29, 2014Assignee: Fuji Xerox Co., Ltd.Inventor: Koki Uwatoko
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Publication number: 20140010558Abstract: A malfunction inferring apparatus includes an obtaining unit and an inferring unit. The obtaining unit obtains, from a first image forming apparatus and a second image forming apparatus which are used alternatively with each other by plural users, a first usage status of the first image forming apparatus and a second usage status of the second image forming apparatus. If a first change occurs in the first usage status and if a second change corresponding to the first change occurs in the second usage status, the inferring unit infers that a malfunction has occurred in any one of the first image forming apparatus and the second image forming apparatus, in accordance with the first usage status and the second usage status obtained by the obtaining unit.Type: ApplicationFiled: January 11, 2013Publication date: January 9, 2014Applicant: FUJI XEROX CO., LTD.Inventor: Koki UWATOKO
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Patent number: 8514425Abstract: An image-forming system includes a determining section that, for each type of malfunction in image-forming apparatuses, determines a reference number of occurrences of the type of malfunction based on at least one of (1) a distribution of the number of apparatuses in which the type of malfunction has occurred against the number of occurrences of the type of malfunction and (2) a distribution of the number of apparatuses on which maintenance has been carried out against the number of occurrences of the type of malfunction; an extracting section that extracts a subgroup of apparatuses in which the malfunction has occurred a number of times larger than or equal to the reference number of occurrences; and a setting section that sets a criterion for maintenance based on a time series tendency of occurrence of the malfunction in an apparatus on which maintenance has been carried out in the subgroup.Type: GrantFiled: September 22, 2011Date of Patent: August 20, 2013Assignee: Fuji Xerox Co., Ltd.Inventors: Shigehiro Furukawa, Koki Uwatoko
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Patent number: 8403448Abstract: A medium transport device includes a sensor unit, a timing data collection unit, and a sampling resolution changing unit. The sensor unit is provided in a transport path of a print recording medium to detect a transport timing of the print recording medium. A timing data collection unit receives an output from the sensor unit and samples the output at a sampling interval as timing data. A sampling resolution changing unit changes the sampling interval.Type: GrantFiled: September 2, 2009Date of Patent: March 26, 2013Assignee: Fuji Xerox Co., Ltd.Inventors: Kaoru Yasukawa, Koji Adachi, Norikazu Yamada, Koki Uwatoko, Tetsuichi Satonaga, Shigehiro Furukawa
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Patent number: 8405870Abstract: An image processing apparatus includes a determination unit determining, based on a pixel value of a prescribed background color area in image data obtained by inputting a printed image, and based on information regarding a color of a toner used in printing the image, whether or not the background color of the image corresponds to the color of the toner.Type: GrantFiled: August 20, 2009Date of Patent: March 26, 2013Assignee: Fuji Xerox Co., Ltd.Inventors: Koki Uwatoko, Koji Adachi, Kaoru Yasukawa, Norikazu Yamada, Shigehiro Furukawa, Tetsuichi Satonaga
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Patent number: 8400693Abstract: An image defect diagnostic system includes: an acquiring unit acquiring image data for a test target image; an image defect detecting unit detecting image defects in the test target image; a coordinate conversion processor performing coordinate conversion processing to convert position coordinate information on the image defects into position coordinate information in each rotated coordinate system by every predetermined angle by using a coordinate point in the test target image as rotation center coordinates; an occurrence state detecting unit detecting an occurrence state of the image defects in each rotated coordinate system by using the position coordinate information; a setting unit setting a coordinate rotation angle for the coordinate conversion processing on the basis of the occurrence state; and a feature amount extracting unit extracting a feature amount characterizing the image defects, by using the position coordinate information in a coordinate system rotated by the coordinate rotation angle.Type: GrantFiled: March 18, 2010Date of Patent: March 19, 2013Assignee: Fuji Xerox Co., Ltd.Inventor: Koki Uwatoko
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Patent number: 8355641Abstract: A paper wrinkle sign monitoring device includes: at least one timing detecting unit that is set on a transport path of a printing medium, and that detects transport timing of the printing medium; and a sign output unit that detects a sign of paper wrinkle generation in the transporting time of the printing medium based on the transport timing of the printing medium detected by the timing detecting unit, and that outputs the sign.Type: GrantFiled: April 13, 2009Date of Patent: January 15, 2013Assignee: Fuji Xerox Co., Ltd.Inventors: Koji Adachi, Kaoru Yasukawa, Shigehiro Furukawa, Norikazu Yamada, Koki Uwatoko, Tetsuichi Satonaga
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Patent number: 8326564Abstract: A detected data processing apparatus includes a selecting unit that calculates mutual correlation between a plurality of groups of detected data acquired from a detecting unit that detects an operational state of a circuit board, and then selects as analysis data the detected data of a group whose value indicating correlation with other groups is smaller than a threshold value set up in advance; and a first calculating unit that calculates a first Mahalanobis distance on a basis of a first Mahalanobis space generated by using the analysis data selected by the selecting unit from the detected data obtained when a normal circuit board is operated and on a basis of the detected data obtained when a circuit board of diagnosis target is operated.Type: GrantFiled: July 20, 2009Date of Patent: December 4, 2012Assignee: Fuji Xerox Co., LtdInventors: Tetsuichi Satonaga, Koji Adachi, Kaoru Yasukawa, Norikazu Yamada, Koki Uwatoko, Shigehiro Furukawa
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Patent number: 8290893Abstract: According to an aspect of the present invention, there is provided a failure diagnosis system including: a causal relationship information storage unit configured to store causal relationship information representing a causal relationship between events regarding a diagnosis-target apparatus, the causal relationship information including: common causal relationship information that is commonly used in a plurality of types of failure diagnosis regarding the diagnosis-target apparatus; and specific causal relationship information that is used in each specific type of failure diagnosis among the plurality of types of failure diagnosis; and a diagnosis execution unit configured to selectively execute the plural types of failure diagnosis by using a combined causal relationship information that is a combination of the common causal relationship information and a piece of the specific causal relationship information corresponding to a diagnosis-target type of failure diagnosis.Type: GrantFiled: August 27, 2009Date of Patent: October 16, 2012Assignee: Fuji Xerox Co., Ltd.Inventors: Norikazu Yamada, Koji Adachi, Kaoru Yasukawa, Shigehiro Furukawa, Koki Uwatoko, Tetuichi Satonaga
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Publication number: 20120176640Abstract: An image-forming system includes a determining section that, for each type of malfunction in image-forming apparatuses, determines a reference number of occurrences of the type of malfunction based on at least one of (1) a distribution of the number of apparatuses in which the type of malfunction has occurred against the number of occurrences of the type of malfunction and (2) a distribution of the number of apparatuses on which maintenance has been carried out against the number of occurrences of the type of malfunction; an extracting section that extracts a subgroup of apparatuses in which the malfunction has occurred a number of times larger than or equal to the reference number of occurrences; and a setting section that sets a criterion for maintenance based on a time series tendency of occurrence of the malfunction in an apparatus on which maintenance has been carried out in the subgroup.Type: ApplicationFiled: September 22, 2011Publication date: July 12, 2012Applicant: FUJI XEROX CO., LTD.Inventors: Shigehiro FURUKAWA, Koki UWATOKO
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Publication number: 20120140262Abstract: An image forming system includes first and second generation units, a setting unit, and a prognosis unit. For a monitoring item whose detection values, being detected during an image forming operation in an image forming apparatus in which a trouble occurred within a predetermined time period after an operating condition was changed, were changed to an abnormal state, the first generation unit generates characteristic information indicating a variation state of the detection values. The setting unit sets criterion information to predict occurrence of a trouble, based on the generated characteristic information. The second generation unit generates, for the monitoring item corresponding to the set criterion information, characteristic information indicating a variation state of detection values in a target image forming apparatus.Type: ApplicationFiled: April 25, 2011Publication date: June 7, 2012Applicant: FUJI XEROX CO., LTD.Inventor: Koki UWATOKO
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Patent number: 8091884Abstract: A transport device includes a feed unit that feeds transport subjects being loaded in a loading portion one by one in a transport direction, a protrusion amount detection unit that detects a protrusion amount of the transport subjects from the loading portion in the transport direction and an overlap feed sign detection unit that detects a sign of occurrence of overlap feed of the transport subjects based on a detection result of the protrusion amount.Type: GrantFiled: September 3, 2009Date of Patent: January 10, 2012Assignee: Fuji Xerox Co., Ltd.Inventors: Shigehiro Furukawa, Koji Adachi, Kaoru Yasukawa, Norikazu Yamada, Koki Uwatoko, Tetsuichi Satonaga
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Patent number: 7903844Abstract: A failure analysis system includes an obtaining portion that obtains read-in image information that is image information obtained by reading an output image, a memory that stores fundamental image reduction information that is information in which an information amount of fundamental image information is reduced, the fundamental image information serving as a fundamental of the output image, a calculating portion that calculates a characteristic value of a projecting waveform by use of differential information between read-in image reduction information and the fundamental image reduction information, the read-in image reduction information being information in which the information amount of the read-in image information obtained by the obtaining portion is reduced, the fundamental image reduction information being stored in the memory; and a determining portion that determines a defect type group that is a group of defect types of elements included in the output image by use of a clustering process.Type: GrantFiled: January 12, 2007Date of Patent: March 8, 2011Assignee: Fuji Xerox Co., Ltd.Inventors: Tetsuichi Satonaga, Koki Uwatoko, Koji Adachi, Kaoru Yasukawa