Patents by Inventor Hiroto Sasaki
Hiroto Sasaki 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: 20230286089Abstract: A rotary shaft locking device includes a rotary shaft, a first angular contact ball bearing, a support, and an actuator. The rotary shaft is rotatable about a first axis and has a first contact surface. The first angular contact ball bearing includes an inner ring connected to the rotary shaft, an outer ring, and a plurality of balls disposed between the inner ring and the outer ring. The support has a second contact surface and rotatably supports the rotary shaft via the first angular contact ball bearing. The actuator is configured to move the rotary shaft and the inner ring with respect to the support and the outer ring in a first direction parallel to the first axis so that the first contact surface contacts the second contact surface to prohibit the rotary shaft from rotating and so that precompression that acts on the plurality of balls is reduced.Type: ApplicationFiled: May 15, 2023Publication date: September 14, 2023Applicant: Yamazaki Mazak CorporationInventors: Shinya NAKAMURA, Hiroto SASAKI, Kimihiko SATO
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Publication number: 20220339083Abstract: An emulsion composition, a cosmetic composition, and a method for preparing an emulsion composition, in which the oil components are not limited to vegetable oils, and which do not require xanthan gum or welan gum as an essential component. The emulsion composition contains an oil component, an aqueous dispersion medium, an emulsifier, and CNF. The CNF is an emulsion stabilizer, and obtained by unmodified cellulose defibration, and the emulsifier amount is less than 20 mass % of the total composition. The cosmetic composition contains the emulsion composition. The method includes preparing an oil phase, preparing an aqueous phase, and emulsifying by mixing the oil and aqueous phases. CNF obtained by defibrating unmodified cellulose is added in at least preparing an aqueous phase or emulsifying, and an emulsifier is added in at least preparing an oil phase, preparing an aqueous phase, or emulsifying.Type: ApplicationFiled: September 28, 2020Publication date: October 27, 2022Applicant: Daio Paper CorporationInventor: Hiroto Sasaki
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Publication number: 20220220038Abstract: Porous ceramics that meet the demand for bone substitute materials and the like are provided. Solution is provided by porous ceramics and a method for producing the porous ceramics, which are ceramics having pores, the pores including open pores and closed pores, the open pores including a plurality of large-diameter open pores having a pore size within a range of 20 to 600 ?m and a plurality of micro-diameter open pores having a pore size within a range of 1.0 ?m or smaller, wherein the large-diameter open pores are distributed substantially uniformly all over the ceramics.Type: ApplicationFiled: June 2, 2020Publication date: July 14, 2022Applicants: CHIBA INSTITUTE OF TECHNOLOGY, DAIO PAPER CORPORATIONInventors: Kazuaki HASHIMOTO, Junya OKAWA, Hiroto SASAKI
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Publication number: 20210393502Abstract: Cosmetics that impart physical resilience and visually smooth-textured appearance to skin, by forming a non-sticky, flexible, and rupture-free makeup film on skin. The solution to the problem is a cosmetic containing cellulose nanofibers having an average fiber diameter of 10 to 1000 nm, in addition to a thickening stabilizer.Type: ApplicationFiled: December 25, 2019Publication date: December 23, 2021Applicants: Sano Co., Ltd., Daio Paper CorporationInventors: Norio Sano, Hiroto Sasaki, Aya Fujita, Daiki Yoshihara
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Patent number: 10900950Abstract: The purpose of the present invention is to make it possible to efficiently generate information for cell analysis. A feature-group information generating unit generates, as feature-group information, information including values of N types of feature parameters (wherein N represents an integer having a value of 1 or more) about a morphological feature of a single cell of a plurality of cells or a morphological feature of a cell population based on data of one or more cell images included in a unit, the one or more cell images in the unit being selected from cell images capturing the cell population including the cells in accordance with a predetermined requirement.Type: GrantFiled: March 29, 2016Date of Patent: January 26, 2021Assignee: National University Corporation Nagoya UniversityInventors: Ryuji Kato, Kei Kanie, Hiroto Sasaki, Shun Kawai
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Publication number: 20200369567Abstract: A cement composition is disclosed containing: cement; cellulose nanofibers; and water, wherein a mass ratio of the water to cement is 0.4 or less. The cement is preferably Portland cement. It is preferred that the Portland cement is high-early-strength Portland cement, and that a mass ratio of fine aggregate to the high-early-strength Portland cement is 2.0 or less. A unit amount of cellulose nanofibers in the cement composition can be 0.1 kg/m3 to 15 kg/m3 Furthermore, a hardened body of the cement composition is disclosed, wherein a ratio of a splitting tensile strength of the hardened body at a material age of 91 days obtained by curing in air, to the splitting tensile strength of the hardened body at the material age if 91 days obtained by curing in water is 0.90 or more and 1.10 or less, the splitting tensile strength being measured in accordance with JIS-A-1113 (2006).Type: ApplicationFiled: February 1, 2019Publication date: November 26, 2020Applicants: DAIO PAPER CORPORATION, SUMITOMO MITSUI CONSTRUCTION CO., LTD.Inventors: Junya Okawa, Hiroto Sasaki, Wataru Sasaki, Yosuke Onda, Hideaki Taniguchi
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Patent number: 10792598Abstract: A breather that allows airflow between an inside and an outside of a casing of an on-vehicle power unit or a transmission mechanism related to the power unit to be performed through a breather chamber structure includes a connecting portion and a cylindrical wall. An ATF-air mixture from the inside of the casing flows into the breather chamber structure through the connecting portion having a tubular shape. The cylindrical wall is provided in the breather chamber structure and has a cylindrical shape having one end portion that is closed and another end portion that is open. The ATF-air mixture from the connecting portion flows from an opening at the other end portion toward the one end portion through the cylindrical wall.Type: GrantFiled: March 30, 2018Date of Patent: October 6, 2020Assignee: HONDA MOTOR CO., LTD.Inventors: Takahisa Inaba, Hiroto Sasaki
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Publication number: 20180283527Abstract: A power transmission device is provided. A lubricant passage is provided inside a rotary shaft which is supported in a housing. A tube member that is inserted into the lubricant passage (231) and of which both ends are fixed to the housing is provided. An oil introducing portion that is connected to one end of the tube member and introduces a lubricant into the tube member from a lubricant source is provided in the housing. A tube inserting portion into which the other end of the tube member is inserted is provided in the housing. A tapered portion that decreases gradually in diameter in an insertion direction into the tube inserting portion is provided at an end of the tube member on the tube inserting portion side.Type: ApplicationFiled: March 26, 2018Publication date: October 4, 2018Applicant: Honda Motor Co.,Ltd.Inventors: Hiroto SASAKI, Tetsuya MOCHIZUKI, Shuji KURODA
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Publication number: 20180280850Abstract: A breather that allows airflow between an inside and an outside of a casing of an on-vehicle power unit or a transmission mechanism related to the power unit to be performed through a breather chamber structure includes a connecting portion and a cylindrical wall. An ATF-air mixture from the inside of the casing flows into the breather chamber structure through the connecting portion having a tubular shape. The cylindrical wall is provided in the breather chamber structure and has a cylindrical shape having one end portion that is closed and another end portion that is open. The ATF-air mixture from the connecting portion flows from an opening at the other end portion toward the one end portion through the cylindrical wall.Type: ApplicationFiled: March 30, 2018Publication date: October 4, 2018Applicant: HONDA MOTOR CO., LTD.Inventors: Takahisa Inaba, Hiroto Sasaki
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Patent number: 9937939Abstract: A method of operating a railway vehicle on a network of tracks forming one or more vehicle routes, includes providing: vehicle status information including the present track location of the vehicle, the route to be taken by the vehicle and operation profile information relating vehicle operational recommendations and/or requirements to track locations and to vehicle routes; and determining operational risks for the vehicle from the vehicle status information, the route to be taken by the vehicle and the operation profile information, each operational risk being the likelihood of future vehicle operation departing from the operation profile information at a given section of track or a given location on the route. Advisory notices for a driver of the vehicle are generated on the basis of the operational risks, and each advisory notice, when acted on by the driver, reduces the likelihood of future vehicle operation departing from the operation profile information.Type: GrantFiled: March 1, 2016Date of Patent: April 10, 2018Assignee: Hitachi, Ltd.Inventors: Toshiaki Kono, Hiroto Sasaki
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Patent number: 9935461Abstract: A consumer apparatus operation management system that prepares an operation plan of a consumer control apparatus in a power distribution system includes: an evaluation unit configured to acquire system information including a system topology and impedances in the power distribution system, to predict load amounts and power generation amounts for respective prescribed nodes, to generate a voltage distribution profile indicative of a correlation between a power transmission distance and a voltage transition based on the system information, the load amounts, and the power generation amounts, and to figure out an evaluation value based on a variation width of the voltage distribution profile and a specified voltage width; and a preparation unit configured to prepare an operation plan related to heat quantity control and/or electric-energy control in the consumer control apparatus based on the evaluation value.Type: GrantFiled: February 18, 2015Date of Patent: April 3, 2018Assignee: Hitachi, Ltd.Inventors: Hiroto Sasaki, Noriyuki Uchiyama, Masao Tsuyuzaki
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Publication number: 20180080918Abstract: The purpose of the present invention is to make it possible to efficiently generate information for cell analysis. A feature-group information generating unit generates, as feature-group information, information including values of N types of feature parameters (wherein N represents an integer having a value of 1 or more) about a morphological feature of a single cell of a plurality of cells or a morphological feature of a cell population based on data of one or more cell images included in a unit, the one or more cell images in the unit being selected from cell images capturing the cell population including the cells in accordance with a predetermined requirement.Type: ApplicationFiled: March 29, 2016Publication date: March 22, 2018Inventors: Ryuji Kato, Kei Kanie, Hiroto Sasaki, Shun Kawai
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Patent number: 9680104Abstract: A solid-state image pickup unit of the invention includes a plurality of pixels, each of which includes a photoelectric conversion element. The photoelectric conversion element includes a photoelectric conversion layer; and first and second electrodes provided with the photoelectric conversion layer in between, the photoelectric conversion layer including a first organic semiconductor of a first conductive type and a second organic semiconductor of a second conductive type, and being configured by addition of a third organic semiconductor made of a derivative or an isomer of one of the first and second organic semiconductors.Type: GrantFiled: October 31, 2013Date of Patent: June 13, 2017Assignee: Sony CorporationInventors: Toru Udaka, Masaki Murata, Osamu Enoki, Masayoshi Aonuma, Sae Miyaji, Takuya Ito, Miki Sudou, Rui Morimoto, Hiroto Sasaki
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Publication number: 20160257324Abstract: A method of operating a railway vehicle on a network of tracks forming one or more vehicle routes, includes providing: vehicle status information including the present track location of the vehicle, the route to be taken by the vehicle and operation profile information relating vehicle operational recommendations and/or requirements to track locations and to vehicle routes; and determining operational risks for the vehicle from the vehicle status information, the route to be taken by the vehicle and the operation profile information, each operational risk being the likelihood of future vehicle operation departing from the operation profile information at a given section of track or a given location on the route. Advisory notices for a driver of the vehicle are generated on the basis of the operational risks, and each advisory notice, when acted on by the driver, reduces the likelihood of future vehicle operation departing from the operation profile information.Type: ApplicationFiled: March 1, 2016Publication date: September 8, 2016Inventors: Toshiaki KONO, Hiroto SASAKI
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Publication number: 20160203407Abstract: It is an object of the present invention to provide a maintenance service method capable of reducing the number of machine parts to be replaced while suppressing the number of times of failures of an apparatus even when an accurate failure probability distribution cannot be estimated concerning single machine parts. Solving means of the present invention is characterized by setting, according to at least one of a failure probability distribution and a performance deterioration probability distribution set for each of machine part types, the number of machine parts to be replaced, setting machine part replacement priority from at least one of the probability distribution and an operation situation or a machine part state, and listing, according to the machine part replacement priority, machine parts equivalent to the number of machine parts to be replaced.Type: ApplicationFiled: August 28, 2013Publication date: July 14, 2016Applicant: HITACHI, LTD.Inventors: Hiroto SASAKI, Yoshikazu ISHII, Kimiyoshi MACHII, Kaoru KAWABATA
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Publication number: 20160045955Abstract: A casting device includes: dies formed with a cavity including an opening at a lower portion; a pressurizing chamber disposed below the dies and containing molten metal and further formed with a sealed space above the molten metal; a cylindrically-shaped stalk having an upper end opening communicating with the opening of the cavity and a lower end opening immersed into the molten metal contained inside the pressurizing chamber; a pressurizing means configured to supply a gas to the sealed space of the pressurizing chamber to pressurize the inside of the pressurizing chamber; a depressurizing means configured to discharge a gas from the cavity to depressurize the inside of the cavity; and a control device.Type: ApplicationFiled: November 29, 2013Publication date: February 18, 2016Inventors: Hiroto SASAKI, Hiroaki MIYOSHI, Haruo AKEMOTO
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Publication number: 20150311445Abstract: A solid-state image pickup unit of the invention includes a plurality of pixels, each of which includes a photoelectric conversion element. The photoelectric conversion element includes a photoelectric conversion layer; and first and second electrodes provided with the photoelectric conversion layer in between, the photoelectric conversion layer including a first organic semiconductor of a first conductive type and a second organic semiconductor of a second conductive type, and being configured by addition of a third organic semiconductor made of a derivative or an isomer of one of the first and second organic semiconductors.Type: ApplicationFiled: October 31, 2013Publication date: October 29, 2015Inventors: Toru UDAKA, Masaki MURATA, Osamu ENOKI, Masayoshi AONUMA, Sae MIYAJI, Takuya ITO, Miki SUDOU, Rui MORIMOTO, Hiroto SASAKI
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Publication number: 20150255982Abstract: A consumer apparatus operation management system that prepares an operation plan of a consumer control apparatus in a power distribution system includes: an evaluation unit configured to acquire system information including a system topology and impedances in the power distribution system, to predict load amounts and power generation amounts for respective prescribed nodes, to generate a voltage distribution profile indicative of a correlation between a power transmission distance and a voltage transition based on the system information, the load amounts, and the power generation amounts, and to figure out an evaluation value based on a variation width of the voltage distribution profile and a specified voltage width; and a preparation unit configured to prepare an operation plan related to heat quantity control and/or electric-energy control in the consumer control apparatus based on the evaluation value.Type: ApplicationFiled: February 18, 2015Publication date: September 10, 2015Inventors: Hiroto SASAKI, Noriyuki UCHIYAMA, Masao TSUYUZAKI
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Patent number: 8584086Abstract: A likelihood indicating the distribution of the frequency of use of each specification of the existing device is calculated for each version of a software component used in the control software of the existing device, and a prior probability indicating the distribution of the frequency of use of each version is calculated for each software component used in the control software of the existing device. A posterior probability indicating the reusability of each version of the existing software component is calculated for each specification of a device to be developed, on the basis of the likelihood and the prior probability.Type: GrantFiled: April 19, 2010Date of Patent: November 12, 2013Assignee: Hitachi, Ltd.Inventors: Kentaro Yoshimura, Fumio Narisawa, Yoshitaka Atarashi, Hiroto Sasaki
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Patent number: 8489332Abstract: A car navigation system 1 includes a HDD map 110 and a cached map 109. Map data for entire area is stored in the HDD, and map data used by a route search unit 115 and a guidance unit 116 are stored in the cached map 109. A cached map area specifying unit 108 specifies map data files that should be stored in the cached map 109 for each navigation application, and stores the names of the specified map data files, linked to the respective navigation applications, into a navigation application consistency management table 103. A consistency judgment unit 104 monitors an update status of a data file of which name stored in the navigation application consistency management table 103, and stores the update status (completed or not completed) into the navigation application consistency management table 103.Type: GrantFiled: June 25, 2010Date of Patent: July 16, 2013Assignee: Clarion Co., Ltd.Inventors: Osamu Tomobe, Yukihiro Kawamata, Hiroto Sasaki, Takayuki Uchida, Tetsumori Aikawa