Patents by Inventor Kazuma Goto
Kazuma Goto 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: 11926510Abstract: This crane is provided with: a operable functional unit; an actuator; a generation unit that generates a first control signal including a first deceleration signal section composed of a control signal for decelerating a speed of the operable functional unit from a first speed to a second speed and a first constant-speed signal section composed of a control signal for maintaining the speed of the operable functional unit at the second speed; a filter unit for filtering the first control signal to generate a second control signal; and a control unit that controls the actuator so as to decelerate the operable functional unit based on the second control signal, then controls the actuator so as to maintain the speed at the second speed, and controls the actuator so as to zero the speed when a load has been moved to a location satisfying a prescribed condition.Type: GrantFiled: February 28, 2019Date of Patent: March 12, 2024Assignee: TADANO LTD.Inventors: Tomokazu Goto, Shinsuke Kanda, Kazuma Mizuki
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Publication number: 20230288179Abstract: Magnetism sensors having magnetism sensitivities with respect to respective single directions, and a coil configured to generate a magnetic field are used. A processor is configured to use some of the magnetism sensors to estimate a relative position between the coil and the some of the magnetism sensors based on magnetic fields; and avoid using, in calculation to estimate the relative distance, magnetism data measured by at least one of the magnetism sensors, the at least one of the magnetism sensors having an absolute value of a cosine similarity that is greater than or equal to a threshold, the cosine similarity being between a normal vector to the coil and a direction in which the at least one of the magnetism sensors has a magnetism sensitivity.Type: ApplicationFiled: February 13, 2023Publication date: September 14, 2023Applicant: Ricoh Company, Ltd.Inventor: Kazuma GOTO
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Patent number: 11733062Abstract: A magnetic measuring apparatus includes at least one magnetic sensor, a coil, a driving circuit configured to supply a current to the coil, a conductor electrically connecting the coil and the driving circuit, and a computing device which estimates relative positions of the magnetic sensor and the coil based on a magnetic field generated by the current supplied to the coil and detected by the magnetic sensor. The magnetic sensor has a magnetic detection sensitivity in a particular direction, and the particular direction of the magnetic sensor and a current vector of the current flowing through the conductor are parallel.Type: GrantFiled: January 28, 2022Date of Patent: August 22, 2023Assignee: Ricoh Company, Ltd.Inventor: Kazuma Goto
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Publication number: 20220291018Abstract: A magnetic measuring apparatus includes at least one magnetic sensor, a coil, a driving circuit configured to supply a current to the coil, a conductor electrically connecting the coil and the driving circuit, and a computing device which estimates relative positions of the magnetic sensor and the coil based on a magnetic field generated by the current supplied to the coil and detected by the magnetic sensor. The magnetic sensor has a magnetic detection sensitivity in a particular direction, and the particular direction of the magnetic sensor and a current vector of the current flowing through the conductor are parallel.Type: ApplicationFiled: January 28, 2022Publication date: September 15, 2022Applicant: Ricoh Company, Ltd.Inventor: Kazuma GOTO
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Patent number: 11437123Abstract: A biological information processing apparatus and a biological information processing system. The biological information processing apparatus includes a setter configured to obtain a plurality of pieces of biological information and to set a reference used for discrimination of the plurality of pieces of biological information based on a feature amount calculated for each of the pieces of biological information, and a calculator configured to perform addition average of, among the obtained plurality of pieces of biological information, pieces of biological information that have been discriminated based on the reference. The biological information processing system includes a biological information detecting apparatus and the biological information processing apparatus.Type: GrantFiled: February 21, 2019Date of Patent: September 6, 2022Assignee: Ricoh Company, Ltd.Inventor: Kazuma Goto
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Patent number: 11386715Abstract: A biometric apparatus includes a calculation device that processes first time series data from a first measuring device and second time series data from a second measuring device; a display device that displays the time series data; a trigger signal generator that generates one or more trigger signals; and an input unit, wherein the calculation device determines one or more specific intervals of the first time series data based on the one or more trigger signals; configures a classification reference for classifying time series data in the one or more specific intervals using the time series data in a first specific interval using an input signal as a trigger; classifies the second time series data for the one or more specific intervals using a result of classifying the first time series data based on the classification reference; and displays a classification result of the second time series data.Type: GrantFiled: March 11, 2020Date of Patent: July 12, 2022Assignee: Ricoh Company, Ltd.Inventor: Kazuma Goto
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Publication number: 20200411180Abstract: A biological data processing apparatus includes an addition averaging processor configured to perform an addition averaging process on measurement data of a magnetic field generated by a living body; an estimator configured to perform an estimation process of estimating an intensity of an action current within the living body based on addition average data acquired by the addition averaging processor; a start instruction acceptor configured to accept a start instruction to start the estimation process by the estimator while measurement of the magnetic field is being performed; and a display configured to display an estimation result obtained by the estimator in response to the start instruction.Type: ApplicationFiled: June 25, 2020Publication date: December 31, 2020Applicants: Ricoh Company, Ltd., National University Corporation Tokyo Medical and Dental UniversityInventors: Akira KINOSHITA, Shigenori KAWABATA, Masahiro TAKADA, Kazuma GOTO, Fumikazu HOSHI, Taishi WATANABE
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Publication number: 20200293801Abstract: A biometric apparatus includes a calculation device that processes first time series data from a first measuring device and second time series data from a second measuring device; a display device that displays the time series data; a trigger signal generator that generates one or more trigger signals; and an input unit, wherein the calculation device determines one or more specific intervals of the first time series data based on the one or more trigger signals; configures a classification reference for classifying time series data in the one or more specific intervals using the time series data in a first specific interval using an input signal as a trigger; classifies the second time series data for the one or more specific intervals using a result of classifying the first time series data based on the classification reference; and displays a classification result of the second time series data.Type: ApplicationFiled: March 11, 2020Publication date: September 17, 2020Applicant: Ricoh Company, Ltd.Inventor: Kazuma GOTO
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Publication number: 20190287653Abstract: A biological information processing apparatus and a biological information processing system. The biological information processing apparatus includes a setter configured to obtain a plurality of pieces of biological information and to set a reference used for discrimination of the plurality of pieces of biological information based on a feature amount calculated for each of the pieces of biological information, and a calculator configured to perform addition average of, among the obtained plurality of pieces of biological information, pieces of biological information that have been discriminated based on the reference. The biological information processing system includes a biological information detecting apparatus and the biological information processing apparatus.Type: ApplicationFiled: February 21, 2019Publication date: September 19, 2019Applicant: Ricoh Company, Ltd.Inventor: Kazuma GOTO
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Patent number: 10041927Abstract: An optical sensor including an abutment part configured to abut one edge of an object to be measured, a wall extending along a side of the object to be measured and having a first opening to pass light emitted to the object to be measured, and a first concave portion formed between the first opening and the abutment part on a side of the wall to position the object to be measured. A paper-type discrimination device including the optical sensor, and a controller configured to discriminate a paper type of the object using the reflection light from the object measured by the optical sensor. An image forming apparatus including the optical sensor or the paper-type discrimination device.Type: GrantFiled: September 15, 2016Date of Patent: August 7, 2018Assignee: Ricoh Company, Ltd.Inventors: Kazuma Goto, Fumikazu Hoshi, Yoshihiro Oba
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Patent number: 10031457Abstract: An optical sensor including an irradiation system including an irradiation system including a light source unit having a light source, the irradiation system configured to emit a linearly polarized light of a first polarization direction onto a surface of an object, a polarizing optical element disposed on an optical path of the light that is emitted from the irradiation system and reflected by diffuse reflection from an incident plane of the object and configured to separate a linearly polarized light component of a second polarization direction, a first photodetector configured to receive the linearly polarized light component of the second polarization direction separated by the polarizing optical element, and a housing supporting the irradiation system, the polarizing optical element, and the first photodetector, where the light source unit is fixed to the housing in a light emitting direction of the light source unit via space.Type: GrantFiled: January 20, 2016Date of Patent: July 24, 2018Assignee: RICOH COMPANY, LTD.Inventors: Yoshihiro Oba, Fumikazu Hoshi, Kazuma Goto, Yoshihiro Misaka
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Publication number: 20170003266Abstract: An optical sensor including an abutment part configured to abut one edge of an object to be measured, a wall extending along a side of the object to be measured and having a first opening to pass light emitted to the object to be measured, and a first concave portion formed between the first opening and the abutment part on a side of the wall to position the object to be measured. A paper-type discrimination device including the optical sensor, and a controller configured to discriminate a paper type of the object using the reflection light from the object measured by the optical sensor. An image forming apparatus including the optical sensor or the paper-type discrimination device.Type: ApplicationFiled: September 15, 2016Publication date: January 5, 2017Inventors: Kazuma GOTO, Fumikazu HOSHI, Yoshihiro OBA
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Patent number: 9501018Abstract: An optical sensor including an abutment part configured to abut one edge of an object to be measured, a wall extending along a side of the object to be measured and having a first opening to pass light emitted to the object to be measured, and a first concave portion formed between the first opening and the abutment part on a side of the wall to position the object to be measured. A paper-type discrimination device including the optical sensor, and a controller configured to discriminate a paper type of the object using the reflection light from the object measured by the optical sensor. An image forming apparatus including the optical sensor or the paper-type discrimination device.Type: GrantFiled: November 2, 2015Date of Patent: November 22, 2016Assignee: Ricoh Company, Ltd.Inventors: Kazuma Goto, Fumikazu Hoshi, Yoshihiro Oba
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Publication number: 20160209794Abstract: An optical sensor including an irradiation system including an irradiation system including a light source unit having a light source, the irradiation system configured to emit a linearly polarized light of a first polarization direction onto a surface of an object, a polarizing optical element disposed on an optical path of the light that is emitted from the irradiation system and reflected by diffuse reflection from an incident plane of the object and configured to separate a linearly polarized light component of a second polarization direction, a first photodetector configured to receive the linearly polarized light component of the second polarization direction separated by the polarizing optical element, and a housing supporting the irradiation system, the polarizing optical element, and the first photodetector, where the light source unit is fixed to the housing in a light emitting direction of the light source unit via space.Type: ApplicationFiled: January 20, 2016Publication date: July 21, 2016Applicant: RICOH COMPANY, LTD.Inventors: Yoshihiro OBA, Fumikazu HOSHI, Kazuma GOTO, Yoshihiro MlSAKA
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Publication number: 20160154356Abstract: An optical sensor including an abutment part configured to abut one edge of an object to be measured, a wall extending along a side of the object to be measured and having a first opening to pass light emitted to the object to be measured, and a first concave portion formed between the first opening and the abutment part on a side of the wall to position the object to be measured. A paper-type discrimination device including the optical sensor, and a controller configured to discriminate a paper type of the object using the reflection light from the object measured by the optical sensor. An image forming apparatus including the optical sensor or the paper-type discrimination device.Type: ApplicationFiled: November 2, 2015Publication date: June 2, 2016Inventors: Kazuma GOTO, Fumikazu HOSHI, Yoshihiro OBA
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Patent number: 9170190Abstract: A sensor device is disclosed, including a database, and a processing apparatus. The database includes, for multiple different first types of objects, a first output data which are output data of an optical system acquired beforehand for each of the first objects in a case in which a surface of one side of the first object is set as the detection surface; and a second output data which are output data of the optical detection system acquired beforehand for each of the first objects in a case in which a surface of an other side opposite to the one side of the first object is set as the detection surface. The processing apparatus matches measurement data with the database, the measurement data being the output data of the optical detection system which is acquired with respect to a second object, and determines a type of the second object.Type: GrantFiled: July 9, 2014Date of Patent: October 27, 2015Assignee: RICOH COMPANY, LTD.Inventors: Kazuma Goto, Yoshihiro Oba, Fumikazu Hoshi, Toshihiro Ishii, Satoru Sugawara
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Publication number: 20150015882Abstract: A sensor device is disclosed, including a database, and a processing apparatus. The database includes, for multiple different first types of objects, a first output data which are output data of an optical system acquired beforehand for each of the first objects in a case in which a surface of one side of the first object is set as the detection surface; and a second output data which are output data of the optical detection system acquired beforehand for each of the first objects in a case in which a surface of an other side opposite to the one side of the first object is set as the detection surface. The processing apparatus matches measurement data with the database, the measurement data being the output data of the optical detection system which is acquired with respect to a second object, and determines a type of the second object.Type: ApplicationFiled: July 9, 2014Publication date: January 15, 2015Applicant: RICOH COMPANY, LTD.Inventors: Kazuma Goto, Yoshihiro Oba, Fumikazu Hoshi, Toshihiro Ishii, Satoru Sugawara
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Patent number: 8837023Abstract: A printing apparatus which prints a composite image formed of a background image and an input image on a recording medium includes: a display; a display image data generating section which generates data of a display image to be displayed on the display; a display controller which controls the display; an input region determining mechanism which determines at least one input region in which the input image is to be inputted on the background image displayed on the display; an image capturing mechanism which captures the input image inputted via the display; a composite image data generating section which generates data of the composite image from data of the background image and the input image captured by the image capturing mechanism; and a printing mechanism which prints the composite image on the recording medium based on the data of the composite image generated by the composite image data generating section.Type: GrantFiled: March 23, 2010Date of Patent: September 16, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Masayuki Takata, Kazuma Goto, Atsushi Nakamura, Narumi Kawai, Yuichi Ito
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Patent number: 8746866Abstract: An ink set containing a water-based ink for ink jet recording and a treatment liquid. The water-based ink contains a phosphate group-modified self-dispersing pigment, water, and a water-soluble organic solvent. The treatment liquid contains a monovalent metal ion, water, and a water-soluble organic solvent.Type: GrantFiled: March 30, 2011Date of Patent: June 10, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Hiromitsu Sago, Masashi Tsuda, Shunichi Higashiyama, Kazuma Goto, Akihiko Taniguchi, Narumi Koga, Michiko Aoyama
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Patent number: 8709143Abstract: A water-based ink set for ink-jet recording includes: a water-based black ink containing a black colorant, water, and a water-soluble organic solvent; and a water-based cyan ink containing a cyan colorant, water, and a water-soluble organic solvent; wherein the black colorant includes a self-dispersible carbon black modified by at least one of a carboxyl group and a sulfo group; and the cyan colorant includes a dye represented by general formula (1):Type: GrantFiled: September 19, 2011Date of Patent: April 29, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Shinpei Ito, Kazuma Goto