Patents by Inventor Isao Ito
Isao Ito 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: 20240136915Abstract: A power converter includes: a multiphase inverter circuit including a plurality of switching elements; a plurality of current sensors each configured to detect a current of the inverter circuit and output a value of the current detected; a terminal voltage detector configured to detect a voltage of each terminal of a load connected to the inverter circuit and output a value of the voltage detected; a switching element drive circuit configured to control the plurality of switching elements of the inverter circuit according to a switching pattern given; a fault detector configured to detect a fault in the inverter circuit or the plurality of current sensors; and a fault identifier configured to, after the fault detector detects the fault, switch the switching pattern to be given to the switching element drive circuit according to types of faults detectable by the fault detector, and perform identification processing of identifying a type and a location of the fault in the inverter circuit or the plurality of cuType: ApplicationFiled: April 13, 2021Publication date: April 25, 2024Applicant: Mitsubishi Electric CorporationInventors: Hiroya NATSUHARA, Isao KEZOBO, Tatsuya MORI, Chiaki FUJIMOTO, Atsushi ITO, Yusuke TAKARADA
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Publication number: 20240071662Abstract: The metal magnetic powder includes Co as a main component, and an average particle size (D50) of 1 nm to 100 nm. An X-ray diffraction chart of the metal magnetic powder has a first peak that appears in a range of a diffraction angle 2? of 41.6±0.3°, and a second peak that appears in a range of a diffraction angle 20? of 47.4±0.3°. When a full width at half maximum of the first peak is set as FW1, and a full width at half maximum of the second peak is set as FW2, a ratio (FW2/FW1) of FW2 to FW1 is 1 to 5.Type: ApplicationFiled: August 25, 2023Publication date: February 29, 2024Applicant: TDK CORPORATIONInventors: Kyohei TAKAHASHI, Hiroshi ITO, Isao KANADA
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Publication number: 20240071659Abstract: A metal magnetic powder includes: metal nanoparticles having an average particle size (D50) is 1 nm to 100 nm, and a main phase of hcp-Co; and an additive elements ? including at least one of Fe, Ni, and Cu.Type: ApplicationFiled: August 25, 2023Publication date: February 29, 2024Applicant: TDK CORPORATIONInventors: Isao KANADA, Hiroshi ITO, Kyohei TAKAHASHI
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Patent number: 11525812Abstract: A variable value calculating process includes: measuring a propagation time of the propagation of an ultrasound wave through a measurement sector inside a housing; obtaining a temperature calculated value on the basis of the measured value of the propagation time and a reference distance for the measurement sector; obtaining a temperature measured value by measuring the temperature inside the housing; and obtaining a temperature replacement fluctuation value indicating a difference between the temperature calculated value and the temperature measured value. The variable value calculating process is executed for each of a plurality of temperature conditions under which the temperature of a reference gas inside the housing differs. A temperature compensation table in which the temperature of a gas to be measured is associated with a temperature compensation value relating to the temperature is obtained on the basis of the temperature replacement fluctuation values obtained under each temperature condition.Type: GrantFiled: December 18, 2017Date of Patent: December 13, 2022Assignees: Ueda Japan Radio Co., Ltd., Japan Radio Co., Ltd., Nisshinbo Holdings Inc.Inventors: Osamu Sakaguchi, Isao Ito, Yasuhiro Toriyama, Katsuyuki Matsubayashi
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Publication number: 20210284968Abstract: This invention provides a method for stably producing alveolar epithelial progenitor cells from pluripotent stem cells, including steps of culturing pluripotent stem cells in (1) a medium containing activin A and a GSK3? inhibitor, (2) a medium containing a BMP inhibitor and a TGF? inhibitor, and (3) a medium containing BMP4, retinoic acid, and a GSK3? inhibitor.Type: ApplicationFiled: March 8, 2021Publication date: September 16, 2021Applicant: KYOTO UNIVERSITYInventors: Kenji OSAFUNE, Shimpei GOTOH, Isao ITO, Michiaki MISHIMA
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Patent number: 10961508Abstract: This invention provides a method for stably producing alveolar epithelial progenitor cells from pluripotent stem cells, including steps of culturing pluripotent stem cells in (1) a medium containing activin A and a GSK3? inhibitor, (2) a medium containing a BMP inhibitor and a TGF? inhibitor, and (3) a medium containing BMP4, retinoic acid, and a GSK3? inhibitor.Type: GrantFiled: April 14, 2014Date of Patent: March 30, 2021Assignee: KYOTO UNIVERSITYInventors: Kenji Osafune, Shimpei Gotoh, Isao Ito, Michiaki Mishima
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Publication number: 20200064311Abstract: A variable value calculating process includes: measuring a propagation time of the propagation of an ultrasound wave through a measurement sector inside a housing; obtaining a temperature calculated value on the basis of the measured value of the propagation time and a reference distance for the measurement sector; obtaining a temperature measured value by measuring the temperature inside the housing; and obtaining a temperature replacement fluctuation value indicating a difference between the temperature calculated value and the temperature measured value. The variable value calculating process is executed for each of a plurality of temperature conditions under which the temperature of a reference gas inside the housing differs. A temperature compensation table in which the temperature of a gas to be measured is associated with a temperature compensation value relating to the temperature is obtained on the basis of the temperature replacement fluctuation values obtained under each temperature condition.Type: ApplicationFiled: December 18, 2017Publication date: February 27, 2020Inventors: Osamu SAKAGUCHI, Isao ITO, Yasuhiro TORIYAMA, Katsuyuki MATSUBAYASHI
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Patent number: 9931930Abstract: A driving force transmission apparatus includes: a pinion gear shaft having a pinion teeth portion, a first shaft portion extending from one side of the pinion teeth portion, and a second shaft portion extending from the other side of the pinion teeth portion; a ring gear meshing with the pinion teeth portion; a clutch housing capable of rotating relative to the pinion gear shaft on a rotation axis in coincidence with a rotation axis of the pinion gear shaft; a clutch mechanism located between the clutch housing and the first shaft portion of the pinion gear shaft; and a differential carrier accommodating the ring gear. The first shaft portion and the second shaft portion of the pinion gear shaft are supported by a first bearing and a second bearing, respectively. The clutch housing is supported by the pinion gear shaft through a third bearing fitted on the first shaft portion.Type: GrantFiled: April 10, 2017Date of Patent: April 3, 2018Assignee: JTEKT CORPORATIONInventors: Isao Ito, Hiroshi Takuno, Noriyuki Fujii, Ryouichi Kubo
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Publication number: 20170297429Abstract: A driving force transmission apparatus includes: a pinion gear shaft having a pinion teeth portion, a first shaft portion extending from one side of the pinion teeth portion, and a second shaft portion extending from the other side of the pinion teeth portion; a ring gear meshing with the pinion teeth portion; a clutch housing capable of rotating relative to the pinion gear shaft on a rotation axis in coincidence with a rotation axis of the pinion gear shaft; a clutch mechanism located between the clutch housing and the first shaft portion of the pinion gear shaft; and a differential carrier accommodating the ring gear. The first shaft portion and the second shaft portion of the pinion gear shaft are supported by a first bearing and a second bearing, respectively. The clutch housing is supported by the pinion gear shaft through a third bearing fitted on the first shaft portion.Type: ApplicationFiled: April 10, 2017Publication date: October 19, 2017Applicant: JTEKT CORPORATIONInventors: Isao ITO, Hiroshi TAKUNO, Noriyuki FUJII, Ryouichi KUBO
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Publication number: 20160068816Abstract: This invention provides a method for stably producing alveolar epithelial progenitor cells from pluripotent stem cells, including steps of culturing pluripotent stem cells in (1) a medium containing activin A and a GSK3? inhibitor, (2) a medium containing a BMP inhibitor and a TGF? inhibitor, and (3) a medium containing BMP4, retinoic acid, and a GSK3? inhibitor.Type: ApplicationFiled: April 14, 2014Publication date: March 10, 2016Inventors: Kenji OSAFUNE, Shimpei GOTOH, Isao ITO, Michiaki MISHIMA
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Publication number: 20140052585Abstract: Order-taking situations in a shop and other shops located in the same region are compared, thereby setting features that are not recognized by the shop. A shop information providing server (500) sequentially stores a shop ID, a menu ID, and an order quantity of a menu in a database. The shop information providing server (500) extracts shops located in a set region, refers to the database, identifies, for the extracted shops, product information having the order quantity relatively larger than those of the other shops, and sets information on the identified product as attribute information on the shop ID.Type: ApplicationFiled: January 5, 2012Publication date: February 20, 2014Applicant: RAKUTEN, INC.Inventor: Isao Ito
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Patent number: 8498665Abstract: User group DB (70) stores a serial number of the mobile phone of the user. Action DB (69) stores an individual identification number for identifying RFID which is set up by a service provider and an action associated with the individual identification number. A web server function (61) controls reception of the serial number and the individual identification number, which are transmitted from the mobile phone; and a service providing section (67) executes, when the serial number and the individual identification number are received, an action of providing a service of the service provider to the mobile phone of the user.Type: GrantFiled: June 18, 2010Date of Patent: July 30, 2013Assignee: Rakuten, Inc.Inventor: Isao Ito
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Publication number: 20130032473Abstract: In order to reduce the number of structural components, the size and the cost of an electrolyzed water producing apparatus, an electrolyzed water producing apparatus is equipped with a system in which the start and stop of the operation of an electrolyzer cell in the apparatus is controlled in accordance with the open/close operation of a water feed valve interposed in a raw water feed conduit for feeding raw water to the electrolyzer cell.Type: ApplicationFiled: February 16, 2011Publication date: February 7, 2013Inventors: Isao Ito, Masahiro Fujita, Kouji Hatata, Masahiko Katayose, Yusuke Ishikawa, Kyoichiro Yoshida
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Publication number: 20120115458Abstract: User group DB (70) stores a serial number of the mobile phone of the user. Action DB (69) stores an individual identification number for identifying RFID which is set up by a service provider and an action associated with the individual identification number. A web server function (61) controls reception of the serial number and the individual identification number, which are transmitted from the mobile phone; and a service providing section (67) executes, when the serial number and the individual identification number are received, an action of providing a service of the service provider to the mobile phone of the user.Type: ApplicationFiled: June 18, 2010Publication date: May 10, 2012Applicant: RAKUTEN, INC.Inventor: Isao Ito
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Patent number: 8139976Abstract: A developing apparatus comprises: a housing having an opening that opens towards an image carrier on which an electrostatic latent image is formed, and a developer storing unit in which a developer is stored; a developer carrier that carries the developer stored in the developer storing unit and transports the developer to a developing region in opposition to the image carrier; a partitioning frame arranged in a groove formed between the developer carrier and the developer storing unit of the housing, that is provided with a connecting hole which enables connect between the developer storing unit and the opening; a partition arranged on a side surface of the partitioning frame; and a closely contact section that causes the partitioning frame to closely contact to the groove.Type: GrantFiled: October 23, 2008Date of Patent: March 20, 2012Assignee: Fuji Xerox Co., Ltd.Inventors: Isao Ito, Kazuhiro Saito
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Patent number: 8131180Abstract: A developing apparatus includes a housing having an opening that opens towards an image carrier onto which an electrostatic latent image is formed, a developer accommodating unit in which a developer is accommodated, and a continuous charge hole connected with the developer accommodating unit; a developer carrier that carries the developer accommodated in the developer accommodating unit and transports the developer to a developing region in opposition to the image carrier; a sheet member that is provided in the developer accommodating unit and seals a continuous feeding hole; and an insertion hole that is formed in the housing and allows the sheet member to be inserted through when the sheet member is pulled out, wherein the insertion hole has a shape having ends which are more distant from the continuous charge hole than parts of the shape other than the ends.Type: GrantFiled: October 23, 2008Date of Patent: March 6, 2012Assignee: Fuji Xerox Co., Ltd.Inventor: Isao Ito
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Patent number: 8099015Abstract: A developing device includes: a housing that has a developer containing part and an opening, the developer containing part containing a developer, and the opening allowing the developer to flow through; a sheet member that is provided in the housing, seals the opening when unused, and is pulled out in one direction to open the opening when used; and a loosening regulation unit that is provided on the housing or the sheet member, and regulates loosening of the sheet member, wherein the housing has a guide hole, the guide hole allowing the sheet member to be inserted in when sealing the opening with the sheet member, and guiding the sheet member when the sheet member is pulled out.Type: GrantFiled: February 6, 2009Date of Patent: January 17, 2012Assignee: Fuji Xerox Co., Ltd.Inventor: Isao Ito
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Patent number: 7955208Abstract: A torque distributing apparatus 8 comprises a differential gear unit 14, a planetary gear set 31 arranged between first and second output shafts 12L and 12R, a motor 32 driving the planetary gear set 31, and a speed change gear set 51 compensating a speed change ratio of the planetary gear set 31. The planetary gear set 31 and the speed change gear set 51 are arranged coaxially outward of the first output shaft 12L. The motor 32 is arranged coaxially outward of the planetary gear set 31 and the speed change gear set 51.Type: GrantFiled: November 13, 2007Date of Patent: June 7, 2011Assignee: JTEKT CorporationInventors: Kiyotaka Kinoshita, Minoru Onitake, Kunihiko Suzuki, Isao Ito
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Patent number: 7923183Abstract: An image forming apparatus includes: an image holding member; a toner image formation device that forms a toner image using a toner, the toner including a first component and a second component that are present separately from each other and form a color when they are reacted with each other, and a photocurable composition containing either one of the first component and the second component, the photocurable composition being cured or maintained in an uncured state by applying color forming information, to control the reaction for color formation; a color forming information applying device; a transfer device; a fixing device; and a color formation device.Type: GrantFiled: November 24, 2006Date of Patent: April 12, 2011Assignee: Fuji Xerox Co., Ltd.Inventor: Isao Ito
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Patent number: 7843101Abstract: A rotary shaft 60 having an outside diameter larger than the bore diameter of a rotary shaft insert hole 59 of a rotor 50 is inserted into the rotary shaft insert hole 59. A magnet insert hole 51a1 is provided in a main magnetic pole [a] of the rotor 50. Permanent magnets 52a1 to 52a3 are inserted into the magnet insert hole 51a1 such that a gap is formed between the permanent magnets 52a1 to 52a3 and the magnet insert hole 51a1. A semi-tubular rivet insert hole 55a and interlocks 57a1, 57a2 elongated in the radial direction of the rotor are disposed radially outward of the magnet insert hole 51a in the rotor. A semi-tubular rivet 56a is inserted into the semi-tubular rivet insert hole 55a such that a gap is formed between the semi-tubular rivet 56a and the semi-tubular rivet insert hole 55a. Passage holes 58ab, 58da are provided in the auxiliary magnetic poles [ab], [da].Type: GrantFiled: November 27, 2006Date of Patent: November 30, 2010Assignee: Aichi Elec Co.Inventors: Isao Ito, Masashi Kuroko, Mitsuhiro Suzuki, Shoji Mano