Patents by Inventor Kazuhiro Yamada
Kazuhiro Yamada 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: 11580468Abstract: An information processing apparatus includes an accumulation unit that accumulates history information regarding a flight history of an aircraft. A specification unit, based on the history information accumulated by the accumulation unit, specifies a candidate to be an operation assistant who assists an operation planned by an assisted operator. An output unit outputs information regarding the candidate to be the operation assistant specified by the specification unit.Type: GrantFiled: November 16, 2018Date of Patent: February 14, 2023Assignee: NTT DOCOMO, INC.Inventors: Hiroshi Nakagawa, Kazuhiro Yamada
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Publication number: 20230023425Abstract: An ophthalmic apparatus includes an illumination optical system including a slit in which a slit-shaped aperture is formed and an iris aperture in which two apertures are formed at positions away from an optical axis position, the iris aperture being arranged at a position substantially conjugate optically to an iris of a subject's eye between a light source and the slit, and configured to generate slit-shaped illumination light using light from the light source and to guide the illumination light to a fundus of the subject's eye; and an imaging optical system including an imaging aperture in which an aperture is formed, and configured to guide returning light of the illumination light to an image sensor, the returning light being guided from the fundus by pupil division and passing through the aperture formed in the imaging aperture.Type: ApplicationFiled: October 4, 2022Publication date: January 26, 2023Applicant: Topcon CorporationInventors: Masaya SUZUKI, Kazuhiro YAMADA, Hitoshi SHIMIZU, Masashi NAKAJIMA
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Publication number: 20230014194Abstract: An ophthalmic apparatus includes an illumination optical system that generates slit-shaped illumination light using a first light source; an optical scanner that deflects the illumination light to a fundus of a subject's eye; an imaging optical system that captures light from the fundus using a rolling shutter method; an acquisition unit that acquires a fundus image of the subject's eye using light from a second light source; a flare determination unit that determines whether or not flare occurs by analyzing the fundus image; a controller that performs flare optimization control by controlling at least one of the first light source, the illumination optical system, the optical scanner, the imaging optical system, and the image sensor based on a first determination result obtained by the flare determination unit; and an image forming unit that forms an image of the fundus when the flare does not occur.Type: ApplicationFiled: September 15, 2022Publication date: January 19, 2023Applicant: Topcon CorporationInventors: Ryosuke SHIMOSAWA, Kazuhiro YAMADA, Masaya SUZUKI
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Publication number: 20230003643Abstract: An imaging device includes: an area light source including an emission surface from which a sub-terahertz wave is emitted to a measurement target; and a detector including an image sensor that receives a reflected wave generated by the measurement target reflecting the sub-terahertz wave emitted from the emission surface. The area light source includes: at least one point light source that emits a sub-terahertz wave; and a reflector that reflects the sub-terahertz wave emitted from the at least one point light source, to generate a sub-terahertz wave to be emitted from the emission surface. The reflector has a reflection surface that is a bumpy surface which includes two or more frequency components in a spatial frequency range and whose roughness curve element mean length RSm is at least 0.3 mm.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Inventors: Yosuke ASAI, Kazuhiro YAMADA, Hiroshi YAMAGUCHI
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Publication number: 20220400948Abstract: An ophthalmic apparatus includes an illumination optical system, an optical scanner, an imaging optical system, a controller, and an image forming unit. The illumination optical system is configured to generate slit-shaped illumination light. The optical scanner is configured to deflect the illumination light to guide the illumination light to a fundus of a subject's eye. The imaging optical system is configured to guide returning light of the illumination light from the fundus to an image sensor. The controller is configured to control the optical scanner. The image forming unit is configured to form an image of the fundus based on a light receiving result captured in an imaging target region on a light receiving surface of the image sensor.Type: ApplicationFiled: August 24, 2022Publication date: December 22, 2022Applicant: Topcon CorporationInventors: Akira TAKAHASHI, Kazuhiro YAMADA
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Patent number: 11511549Abstract: A liquid ejection apparatus capable of suppressing the amount of liquid to discharge by recovery processing is provided. The liquid ejection apparatus includes: a first path fluidly connected to an ejection port unit and provided with a deformable region; and a second path fluidly connected to the first path via the ejection port unit and provided with a deformable region. Here, a flow of liquid is generated between the first path and the second path by a displacement unit.Type: GrantFiled: October 27, 2020Date of Patent: November 29, 2022Assignee: Canon Kabushiki KaishaInventors: Naozumi Nabeshima, Kazuhiro Yamada, Yohei Nakamura, Yoshiyuki Nakagawa
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Publication number: 20220354450Abstract: A sound detection system includes a plurality of microphones each configured to detect a sound inside a living body and output a sound signal generated based on the detected sound; and an information processing device that includes an acquisition unit configured to acquire the sound signal from each of the plurality of microphones, a control unit, and an output unit, the control unit specifies a first position that is a position of a prescribed living body site based on the sound signals acquired by the acquisition unit, estimates a second position that is in a prescribed relative positional relation with the first position, and controls directivities of the plurality of microphones to increase a sensitivity with respect to the second position, and the output unit outputs information generated based on the sound signals acquired by the acquisition unit in which the directivities of the plurality of microphones are controlled.Type: ApplicationFiled: June 24, 2022Publication date: November 10, 2022Applicant: TERUMO KABUSHIKI KAISHAInventors: Kazuhiro YAMADA, Yoshiyuki HABU
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Publication number: 20220354365Abstract: An ophthalmic apparatus includes a light source, an illumination optical system, an optical scanner, an imaging optical system, and a controller. The illumination optical system is configured to generate slit-shaped illumination light using light from the light source. The optical scanner is configured to deflect the illumination light to guide the illumination light to a fundus of a subject's eye. The imaging optical system is configured to guide returning light of the illumination light from the fundus to an image sensor, the image sensor capturing light receiving result of a region on a light receiving surface corresponding to an illumination region of the illumination light on the fundus, the illumination region being moved by the optical scanner. The controller is configured to control a deflection angle of the illumination light of the optical scanner. The optical scanner is configured to output a scanner position signal corresponding to the deflection angle of the illumination light.Type: ApplicationFiled: July 25, 2022Publication date: November 10, 2022Applicant: Topcon CorporationInventors: Akira TAKAHASHI, Kazuhiro YAMADA
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Patent number: 11472729Abstract: The present invention provides a silicate glass that can reduce a color change in base material zirconia even when simultaneously fired with an unsintered zirconia. The present invention also provides a dental product using same. The present invention relates to a silicate glass comprising: 65.0 to 90.0 mol % SiO2, 4.0 to 15.0 mol % Al2O3, 1.0 to 10.0 mol % K2O, 0.1 to 7.0 mol % Na2O, and 0.01 to 15.0 mol % CaO, the silicate glass being essentially free of B2O3, and satisfying the relation {(number of moles of Al2O3)/(total number of moles of RO+R2O)}?0.70, wherein R in the metal oxide represented by RO represents a metallic element in group 2 or 12 of the periodic table, and R in the metal oxide represented by R2O represents a metallic element in group 1 of the periodic table. The present invention also relates to a composite comprising the silicate glass and a base material formed of a ceramic; a sintered body as a fired product of the composite; and a dental product comprising the sintered body.Type: GrantFiled: November 6, 2018Date of Patent: October 18, 2022Assignee: KURARAY NORITAKE DENTAL INC.Inventors: Kazuhiro Yamada, Toshio Sakakibara, Kiyoko Ban
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Publication number: 20220297442Abstract: A liquid ejecting head has a laminated flow path member on which a supply flow path for individually supplying a plurality of liquids to an element substrate and a collection flow path for individually collecting the liquids are formed. The supply flow path includes first and second common supply flow paths for horizontally leading first and second liquids to positions corresponding to a plurality of element substrates. The first and second common supply flow paths are formed in the same layer of the laminated flow path member. The collection flow path includes a first common collection flow path for horizontally collecting the first liquid and a second common collection flow path for horizontally collecting the second liquid from positions corresponding to the plurality of element substrates. The first and second common collection flow paths are formed in the same layer of the laminated flow path member.Type: ApplicationFiled: June 8, 2022Publication date: September 22, 2022Inventors: Kazuhiro Yamada, Toru Nakakubo, Yoshiykuki Nakagawa, Shingo Okushima
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Publication number: 20220224845Abstract: An imaging device includes: a light source including an emission surface from which a sub-terahertz wave is emitted to a measurement target; and a detector including an image sensor that detects the intensity of a reflected wave generated by the measurement target reflecting the sub-terahertz wave emitted from the emission surface.Type: ApplicationFiled: March 29, 2022Publication date: July 14, 2022Inventors: Kazuhiro YAMADA, Yosuke ASAI, Hiroshi YAMAGUCHI
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Patent number: 11386354Abstract: A plurality of feature values are extracted from input data as document data, distributed representations of words that correspond to the respective extracted plurality of feature values is obtained, and the extracted plurality of feature values are aggregated into a plurality of classifications based on the obtained distributed representation.Type: GrantFiled: June 12, 2018Date of Patent: July 12, 2022Assignee: NS SOLUTIONS CORPORATIONInventors: Isao Sonobe, Takashi Mitsubuchi, Hideaki Tanaka, Hiroaki Takasu, Kazuhiro Yamada, Yasuhiro Mitsuno
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Patent number: 11376863Abstract: A liquid ejecting head has a laminated flow path member on which a supply flow path for individually supplying a plurality of liquids to an element substrate and a collection flow path for individually collecting the liquids are formed. The supply flow path includes first and second common supply flow paths for horizontally leading first and second liquids to positions corresponding to a plurality of element substrates. The first and second common supply flow paths are formed in the same layer of the laminated flow path member. The collection flow path includes a first common collection flow path for horizontally collecting the first liquid and a second common collection flow path for horizontally collecting the second liquid from positions corresponding to the plurality of element substrates. The first and second common collection flow paths are formed in the same layer of the laminated flow path member.Type: GrantFiled: April 24, 2020Date of Patent: July 5, 2022Assignee: Canon Kabushiki KaishaInventors: Kazuhiro Yamada, Toru Nakakubo, Yoshiyuki Nakagawa, Shingo Okushima
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Publication number: 20220194089Abstract: A liquid ejection apparatus comprising: two flow passages for supplying or recovering a liquid to an element substrate for ejecting the liquid; a circulation supply flow passage for supplying liquid to oneflow passage, a circulation recovery flow passage for recovering liquid from the other flow passage, and a plurality of on-off valve mechanisms for controlling communication and shutoff between the respective flow passages; the on-off valve mechanism comprises an opening located between flow passages, a sealing portion capable of on-off the opening, an urging member for urging the sealing portion in a direction to approach or away from the opening, and a movement mechanism for moving the sealing portion against the urging force of the urging member, the liquid discharge device controls opening and closing of at least two on-off valve mechanisms by moving the scaling parts of at least two on-off valve mechanisms together by the movement mechanism.Type: ApplicationFiled: December 13, 2021Publication date: June 23, 2022Inventors: Yohei Nakamura, Kazuhiro Yamada
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Publication number: 20220176700Abstract: A liquid ejection head includes ejection orifices for ejecting liquid, common liquid chambers connected to the ejection orifices, common flow passages, and pitch conversion flow passages that connects the common flow passages and liquid chambers to each other. The pitch conversion flow passages includes a periphery formed with resin. In a case where a number of pitch conversion flow passages in a group is minimum on a condition that one or more of the pitch conversion flow passages are respectively included in the group, the pitch conversion flow passages have a repeating pattern in which the group is repeatedly arranged. At least one of two pitch conversion flow passages adjoining an m-th pitch conversion flow passage (m is all integers from 1 to n?2, where n is an integer of 3 or more) is one of first to (m+1)-th pitch conversion flow passages.Type: ApplicationFiled: November 30, 2021Publication date: June 9, 2022Inventors: Naoko Shimizu, Toru Nakakubo, Kazuhiro Yamada, Atsushi Teranishi, Osamu Kanome
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Publication number: 20220161755Abstract: Unnecessary locking of rotation of a spool is suppressed. A webbing take-up device is provided with a spool, a pawl and a small pawl. The pawl is displaceable between an allowing position and a locking position. When a rotation speed of the spool in a pull-out direction exceeds a predetermined speed, the pawl displaces from the allowing position to the locking position and locks rotation of the spool in the pull-out direction. The small pawl is displaceable between a pawl limiting position and a lock position. In a state in which the small pawl is disposed at the pawl limiting position, the small pawl limits displacement of the pawl to a locking position side thereof. In a state in which the small pawl is disposed at the lock position, the small pawl locks rotation of the spool in the pull-out direction.Type: ApplicationFiled: March 30, 2020Publication date: May 26, 2022Inventors: Chihiro MATSUOKA, Atsushi NISHINO, Motoki SUGIYAMA, Kazuhiro YAMADA
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Patent number: 11340170Abstract: A fluorescence image analyzer, analyzing method, and pretreatment evaluation method capable of determining with high accuracy whether a sample is positive or negative are provided. A pretreatment part performs pretreatment including a step of labeling a target site with a fluorescent dye to prepare a sample. A fluorescence image analyzer measures and analyzes the sample. The fluorescent image analyzer includes light sources to irradiate light on the sample, imaging part to capture the fluorescent light given off from the sample irradiated by light, and processing part for processing the fluorescence image captured by the imaging part. The processing part extracts the bright spot of fluorescence generated from the fluorescent dye that labels the target site from the fluorescence image for each of a plurality of cells included in the sample, and generates information used for determining whether the sample is positive or negative based on the bright spots extracted for each of the plurality of cells.Type: GrantFiled: October 1, 2020Date of Patent: May 24, 2022Assignee: SYSMEX CORPORATIONInventor: Kazuhiro Yamada
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Publication number: 20220121810Abstract: A data management system, a terminal device, a data input method, and a non-transitory recording medium. The data management system includes one or more terminal devices and an information processing system. The information processing system stores in one or more memories, a template associated with a plurality of tasks including at least a request task and a reporting task, the template having one or more input items set for each task and transmits the template to the one or more terminal devices. Each of the one or more terminal devices displays on a display, the plurality of tasks associated with the template, receives a selection of a task from the plurality of tasks displayed on the display, and displays on the display, the input items associated with the selected task based on the template.Type: ApplicationFiled: September 21, 2021Publication date: April 21, 2022Applicant: Ricoh Company, Ltd.Inventor: Kazuhiro Yamada
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Publication number: 20220097630Abstract: A vehicular device includes a control unit, a main board on which the control unit is mounted, and a module that has a functional unit having different specifications depending on a product model of the vehicular device. The module has a module side control unit configured to control the functional unit of the module. The main board and the module are housed in a casing and connected with each other through a common interface regardless of the specifications of the functional unit. The module side control unit is configured to control the functional unit based on a control command received from the control unit, the control command being common regardless of the specifications of the functional unit.Type: ApplicationFiled: December 10, 2021Publication date: March 31, 2022Inventor: Kazuhiro YAMADA
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Patent number: 11285730Abstract: A liquid ejection apparatus includes a plurality of liquid ejection units ejecting different types of liquids. Each liquid ejection unit includes an ejection orifice which ejects a liquid, first and second liquid tanks which store the liquid, and a liquid flow path which connects the first liquid tank and the second liquid tank to each other across the ejection orifice. The liquid ejection apparatus further includes a cap member which covers of the ejection orifices of the plurality of liquid ejection units and forms a space sealed between the ejection orifices of the plurality of liquid ejection units and the cap member, and a pressure control mechanism which simultaneously pressurizes the first and second liquid tanks.Type: GrantFiled: March 6, 2020Date of Patent: March 29, 2022Assignee: Canon Kabushiki KaishaInventors: Yohei Nakamura, Kazuhiro Yamada