Patents by Inventor Katsuyuki Nagai
Katsuyuki Nagai 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: 20150268735Abstract: A user interface device having: an acquisition unit that sequentially acquires pointing positions indicating at least one representative position of a specific region of a user used in a pointing operation; a detection unit that detects the start of a change and the end of the change into a predetermined shape of the specific region of the user; a storage unit that stores a pointing position corresponding to the time of the start of the change detected by the detection unit; a calculation unit that specifies a pointing position corresponding to the time of the end of the change detected by the detection unit and calculates a difference between the specified pointing position and the pointing position stored in the storage unit; and a position adjustment unit that adjusts the pointing positions acquired by the acquisition unit using the difference calculated by the calculation unit.Type: ApplicationFiled: June 20, 2013Publication date: September 24, 2015Applicant: NEC Solution Innovators, Ltd.Inventors: Katsuyuki Nagai, Koji Morishita, Hisashi Noda
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Publication number: 20150221121Abstract: A graph drawing device includes: a target-data acquiring unit that acquires plural items of target data each containing time data and two-dimensional data in two specific dimensions other than time; a differential calculating unit that calculates a differential time between the time data and a reference time concerning each of the target data acquired by the target-data acquiring unit; a differential-data generating unit that generates plural items of differential target data each obtained by replacing the time data contained in each of the target data with the differential time calculated by the differential calculating unit; and a drawing-data generating unit that converts each of the differential target data generated by the differential-data generating unit into three-dimensional coordinate data in a three-dimensional coordinate system formed by a time axis and a coordinate plane formed by the two specific dimensions, and generates drawing data on a three-dimensional graph showing plural items of the threType: ApplicationFiled: March 28, 2013Publication date: August 6, 2015Inventors: Koji Morishita, Katsuyuki Nagai, Hisashi Noda
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Publication number: 20150213649Abstract: A first image processing device includes a first image acquisition unit that acquires a first captured image from a first imaging unit, a detection unit that detects a known common real object from the first captured image, a setting unit that sets a three-dimensional coordinate space on the basis of the common real object, and a transmission unit that transmits three-dimensional position information of the three-dimensional coordinate space to a second image processing device, and a second image processing device includes an acquisition unit that acquires a second captured image from a second imaging unit, a detection unit that detects the known common real object from the second captured image, a setting unit that sets the same three-dimensional coordinate space as the three-dimensional coordinate space set by the first image processing device on the basis of the common real object, a reception unit that receives the three-dimensional position information from the first image processing device, and a procesType: ApplicationFiled: March 8, 2013Publication date: July 30, 2015Applicant: NEC Solutions Innovators, Ltd.Inventors: Koji Morishita, Katsuyuki Nagai, Hisashi Noda
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Publication number: 20150205484Abstract: A three-dimensional user interface apparatus includes a three-dimensional information acquisition unit that acquires three-dimensional information from a three-dimensional sensor; a position calculation unit that calculates three-dimensional position information on a three-dimensional coordinate space regarding a specific part of a target person by using the three-dimensional information acquired by the three-dimensional information acquisition unit; a virtual data generation unit that generates virtual three-dimensional space data indicating a virtual three-dimensional space which is disposed in the three-dimensional coordinate space and at least part of which is set in a display region; a space processing unit that performs a predetermined process corresponding to a change in the three-dimensional position information regarding the specific part of the target person, on the three-dimensional coordinate space or the virtual three-dimensional space data; and a display processing unit that displays the virtualType: ApplicationFiled: March 8, 2013Publication date: July 23, 2015Applicant: NEC Solution Innovators, Ltd.Inventors: Koji Morishita, Katsuyuki Nagai, Hisashi Noda
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Patent number: 9051288Abstract: Disclosed is a method for mass-producing 4?-ethynyl d4T (4?-ethynyl-2?,3?-didehydro-3?-deoxythymidine) by a simpler process at low cost. Specifically disclosed is a method for producing 4?-ethynyl d4T, which is characterized by comprising a step for introducing a triple bond-containing group into a furfuryl alcohol derivative or a levoglucosenone, by reacting the furfuryl alcohol derivative or levoglucosenone with a certain compound, and a step for reacting a compound represented by the formula (III), which is obtained by the aforementioned step, with thymine.Type: GrantFiled: December 26, 2008Date of Patent: June 9, 2015Assignee: ONCOLYS BIOPHARMA, INC.Inventors: Katsuyuki Nagai, Shinya Kiguchi, Hiroya Koyama, William Ewan Hume, Satoshi Tsujimoto
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Publication number: 20150139489Abstract: A task assistance system includes: a location detection unit (101) for setting a sensing plane in a first face side of a display means capable of displaying a plurality of articles and calculating location information of a hand located on the sensing plane or location information of an object different from the hand; a region setting unit (102) for setting a plurality of sensing regions on the sensing plane using the location information of the hand or the location information of the object calculated by the location detection unit (101); and a pass-through region determination unit (104) for determining which one of the plurality of sensing regions a hand extended to the display means from the first face side has passed through using the location information of the hand calculated by the location detection unit (101), after the region setting unit (102) sets the plurality of sensing regions.Type: ApplicationFiled: February 28, 2013Publication date: May 21, 2015Applicant: NEC Solution Innovators, Ltd.Inventors: Hiroo Harada, Katsuyuki Nagai, Kenichi Kaneko, Teppei Takasugi
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Publication number: 20140375555Abstract: An imaging unit (210) images a front side of a disposition unit (300). A distance measuring unit (220) calculates a distance (for example, a distance in a Y direction in FIG. 1) from the distance measuring unit (220) to a hand positioned in front of the disposition unit (300). A work support apparatus (100) analyzes image data obtained by the imaging of the imaging unit (210), and calculates the position of the hand in a direction (for example, in an X direction in FIG. 1) that is across a straight line that connects the disposition unit (300) and the imaging unit (210). Further, the work support apparatus (100) specifies a disposition area (310) to which the hand extends based on the analysis result of the image data and the measurement result of the distance measuring unit (220).Type: ApplicationFiled: December 25, 2012Publication date: December 25, 2014Inventors: Kenichi Kaneko, Katsuyuki Nagai, Teppei Takasugi
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Patent number: 8908169Abstract: The invention provides a measuring method for performing monitoring measurement on a plurality of measuring points by using a measuring instrument, which comprises a telescope unit, a distance measuring unit, an image sensor, angle detecting units for detecting a directional angle in sighting direction, and an arithmetic unit. The monitoring measurement comprises a coarse monitoring measurement for acquiring a digital image in measuring direction and for performing angle measurement on the measuring point, and a precise monitoring measurement for performing sighting of the measuring point by the telescope unit and for performing distance measurement and angle measurement, and wherein the coarse monitoring measurement is executed on each of the measuring points, a deviation of a result of the coarse measurement by the coarse monitoring measurement from the initial value is determined, and the precise monitoring measurement is executed on the measuring point where the deviation exceeds a first threshold value.Type: GrantFiled: July 14, 2011Date of Patent: December 9, 2014Assignee: Kabushiki Kaisha TOPCONInventor: Katsuyuki Nagai
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Patent number: 8736819Abstract: The invention provides a distance measuring instrument, comprising a light emitting unit 13 for emitting a distance measuring light, a photodetecting unit 14 for receiving and detecting a reflected distance measuring light from an object to be measured and a part of the distance measuring light emitted from the light emitting unit as an internal reference light, a sensitivity adjusting unit 23 for electrically adjusting photodetecting sensitivity of the photodetecting unit, and a control arithmetic unit 22 for calculating a measured distance based on a photodetection signal of the reflected distance measuring light from the photodetecting unit and based on a photodetection signal of the internal reference light, wherein the control arithmetic unit can measure a distance by selecting a prism mode measurement and a non-prism mode measurement, and controls so that photodetecting sensitivity of the photodetecting unit is changed by the sensitivity adjusting unit in response to the selected measurement mode.Type: GrantFiled: August 3, 2011Date of Patent: May 27, 2014Assignee: Kabushiki Kaisha TOPCONInventor: Katsuyuki Nagai
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Patent number: 8699006Abstract: The invention provides a measuring instrument, comprising a telescope, a distance measuring unit, an image pickup unit, angle detecting units for detecting a vertical and horizontal angle in the sighting direction, an automatic sighting unit, an arithmetic unit, and a storage unit. The arithmetic unit makes the telescope rotate in horizontal and vertical direction and perform scanning over a predetermined range so that a plurality of objects to be measured are included and makes the image pickup unit acquire digital images during the scanning process. The arithmetic unit detects the objects in the digital images, calculates a vertical and horizontal angle of the objects based on the angle detector and a deviation of each of the objects from sighting axis, associates the calculated angles with each of the objects, and makes the storage unit store the vertical and horizontal angles of the objects as target values for automatic sighting.Type: GrantFiled: July 14, 2011Date of Patent: April 15, 2014Assignee: Kabushiki Kaisha TOPCONInventors: Katsuyuki Nagai, Hajime Honda
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Publication number: 20140092221Abstract: Externally-set mask patterns are corrected into corrected mask patterns in a variable correction degree. A depth map is processed for each of areas designated by the corrected mask patterns respectively. The depth map is for an input image. A different-viewpoint image is generated on the basis of the input image and the processed depth map. The different-viewpoint image relates to a viewpoint different from the viewpoint concerning the input image. A texture in the input image is analyzed to obtain an analyzation result. The correction of the externally-set mask patterns into the corrected mask patterns includes varying the correction degree in response to the obtained analyzation result.Type: ApplicationFiled: September 24, 2013Publication date: April 3, 2014Applicant: JVC KENWOOD CORPORATIONInventor: Katsuyuki Nagai
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Publication number: 20120081692Abstract: The invention provides a distance measuring instrument, comprising a light emitting unit 13 for emitting a distance measuring light, a photodetecting unit 14 for receiving and detecting a reflected distance measuring light from an object to be measured and a part of the distance measuring light emitted from the light emitting unit as an internal reference light, a sensitivity adjusting unit 23 for electrically adjusting photodetecting sensitivity of the photodetecting unit, and a control arithmetic unit 22 for calculating a measured distance based on a photodetection signal of the reflected distance measuring light from the photodetecting unit and based on a photodetection signal of the internal reference light, wherein the control arithmetic unit can measure a distance by selecting a prism mode measurement and a non-prism mode measurement, and controls so that photodetecting sensitivity of the photodetecting unit is changed by the sensitivity adjusting unit in response to the selected measurement mode.Type: ApplicationFiled: August 3, 2011Publication date: April 5, 2012Applicant: KABUSHIKI KAISHA TOPCONInventor: Katsuyuki Nagai
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Publication number: 20120081690Abstract: The invention provides a measuring instrument, comprising a telescope, a distance measuring unit, an image pickup unit, angle detecting units for detecting a vertical and horizontal angle in the sighting direction, an automatic sighting unit, an arithmetic unit, and a storage unit. The arithmetic unit makes the telescope rotate in horizontal and vertical direction and perform scanning over a predetermined range so that a plurality of objects to be measured are included and makes the image pickup unit acquire digital images during the scanning process. The arithmetic unit detects the objects in the digital images, calculates a vertical and horizontal angle of the objects based on the angle detector and a deviation of each of the objects from sighting axis, associates the calculated angles with each of the objects, and makes the storage unit store the vertical and horizontal angles of the objects as target values for automatic sighting.Type: ApplicationFiled: July 14, 2011Publication date: April 5, 2012Applicant: KABUSHIKI KAISHA TOPCONInventors: Katsuyuki Nagai, Hajime Honda
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Publication number: 20120081691Abstract: The invention provides the measuring method for performing monitoring measurement on a plurality of measuring points by using a measuring instrument 1, which comprises a telescope unit for performing sighting of a measuring point where an initial value is already known, a distance measuring unit 29 for measuring a distance to the measuring point by projecting a distance measuring light through the telescope unit, an image sensor 23 for taking an image in direction of measurement and for acquiring a digital image, angle detecting units 31, 32 each for detecting a directional angle in sighting direction of the telescope unit, and an arithmetic unit 27 for making the telescope unit perform automatic sighting to the measuring point and for calculating directional angles of the measuring point based on a deviation of the measuring point on the digital image from a sighting axis and based on a result of detection from the angle detecting unit, wherein the monitoring measurement comprises a coarse monitoring measureType: ApplicationFiled: July 14, 2011Publication date: April 5, 2012Applicant: KABUSHIKI KAISHA TOPCONInventor: Katsuyuki Nagai
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Publication number: 20100280235Abstract: Disclosed is a method for mass-producing 4?-ethynyl d4T (4?-ethynyl-2?,3?-didehydro-3?-deoxythymidine) by a simpler process at low cost. Specifically disclosed is a method for producing 4?-ethynyl d4T, which is characterized by comprising a step for introducing a triple bond-containing group into a furfuryl alcohol derivative or a levoglucosenone, by reacting the furfuryl alcohol derivative or levoglucosenone with a certain compound, and a step for reacting a compound represented by the formula (III), which is obtained by the aforementioned step, with thymine.Type: ApplicationFiled: December 26, 2008Publication date: November 4, 2010Applicant: Oncolys Biopharma, IncInventors: Katsuyuki Nagai, Shinya Kiguchi, Hiroya Koyama, William Ewan Hume, Satoshi Tsujimoto
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Publication number: 20100256379Abstract: The present invention relates to an anti-viral agent comprising a compound represented by the following formula (I): (wherein X represents CH, a nitrogen atom, an oxygen atom, or a sulfur atom; Y and Z are the same or different and each represents a nitrogen atom or C—R8, and at least one of them represents a nitrogen atom; R1 to R8 are the same or different and each represents a hydrogen atom, a linear C1-10-hydrocarbon group, a hydroxy group, or a substituted or unsubstituted benzyl group; and, when X represents an oxygen atom or a sulfur atom, R5 is absent), or the following formula (II): (wherein X? represents CH or a nitrogen atom; Y? and Z? are the same or different and each represents a nitrogen atom or N—R9, or C—R8 and at least one of them represents a nitrogen atom or N—R9; R1 to R4 and R6 to R8 are as defined above; R9 represents a hydrogen atom, a linear C1-10-hydrocarbon group, a hydroxy group, or a substituted or unsubstituted benzyl group; and, the C ring has the maximum numbeType: ApplicationFiled: October 22, 2008Publication date: October 7, 2010Inventors: Masanori Baba, Yuichi Hashimoto, Hiroshi Aoyama, Kumiko Sako, Shinichi Sato, Katsuyuki Nagai
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Patent number: 6163912Abstract: A torque current component and an exciting current component of primary AC currents which are supplied to a stator of a three-phase induction motor are commanded independently of each other in accordance with a command rotational angular velocity and a rotational angular velocity of the three-phase induction motor rotating an agitator, and the rotational angular velocity of the three-phase induction motor is controlled by changing the magnitude and frequency of each of the primary AC currents. Furthermore, a test operation is carried out by giving the command angular velocity so as to make constant the angular velocity of the motor, and the laundry amount is estimated corresponding to an output torque of the motor in the test operation.Type: GrantFiled: August 24, 1998Date of Patent: December 26, 2000Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Sadahiro Matsuura, Shigeru Satou, Toru Tazawa, Katsuyuki Nagai, Yoshiaki Igarashi