Patents by Inventor Hiroaki Ishizuka
Hiroaki Ishizuka 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: 11447399Abstract: [Task] To provide a preparation method of a nickel-lithium metal composite oxide powder [Means for Resolution] In a preparation method of a nickel-lithium metal composite oxide powder having a small particle diameter, aggregation of particles and excessive crushing of particles do not occur, by performing the firing at a temperature equal to or lower than a melting point of lithium carbonate by using lithium carbonate as a lithium source, and therefore, a preparation method of a nickel-lithium metal composite oxide powder having a small particle diameter, in which fine powder or cracks of particles are not generated, is provided.Type: GrantFiled: May 26, 2017Date of Patent: September 20, 2022Assignee: UMICOREInventors: Hiroaki Ishizuka, Tomomi Fukuura, Miwako Nishimura, Hironori Ishiguro
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Publication number: 20220149686Abstract: According to one embodiment, there is provided an armature winding of a rotating electrical machine, the armature winding being a 3-phase 6 or more even-number pole two-layer wound armature winding. The armature winding includes three or more parallel circuits provided in each phase, an individual coil constituting each of the circuits being connected by wave winding, each circuit being arranged so that phase belts respectively overlap phase belts of “number of poles/2” in the circuits on both adjacent sides, and the phase belts being arranged at different positions in a circumferential direction in each circuit.Type: ApplicationFiled: January 21, 2022Publication date: May 12, 2022Inventors: Takashi UEDA, Masafumi FUJITA, Masashi OKUBO, Hiroaki ISHIZUKA
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Patent number: 10770945Abstract: According to one embodiment, there is provided a rotating electrical machine coil with a conductor and an insulation layer that is provided around the conductor to cover the conductor, the rotating electrical machine coil including a linear part of the coil and a coil end that is separable from and electrically connectable to the linear part of the coil.Type: GrantFiled: January 5, 2018Date of Patent: September 8, 2020Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Hidehito Matsuzaki, Tetsushi Okamoto, Fumio Sawa, Miki Nakamura, Atsushi Yamamoto, Yo Sasaki, Masafumi Fujita, Yoshihiro Taniyama, Takashi Harakawa, Norio Takahashi, Takaaki Hirose, Hiroaki Ishizuka
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Publication number: 20200198987Abstract: To provide a preparation method of a nickel-lithium metal composite oxide powder [Means for Resolution] In a preparation method of a nickel-lithium metal composite oxide powder having a small particle diameter, aggregation of particles and excessive crushing of particles do not occur, by performing the firing at a temperature equal to or lower than a melting point of lithium carbonate by using lithium carbonate as a lithium source, and therefore, a preparation method of a nickel-lithium metal composite oxide powder having a small particle diameter, in which fine powder or cracks of particles are not generated, is provided.Type: ApplicationFiled: May 26, 2017Publication date: June 25, 2020Inventors: Hiroaki ISHIZUKA, Tomomi FUKUURA, Miwako NISHIMURA, Hironori ISHIGURO
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Publication number: 20180198345Abstract: According to one embodiment, there is provided a rotating electrical machine coil with a conductor and an insulation layer that is provided around the conductor to cover the conductor, the rotating electrical machine coil including a linear part of the coil and a coil end that is separable from and electrically connectable to the linear part of the coil.Type: ApplicationFiled: January 5, 2018Publication date: July 12, 2018Applicants: Kabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions CorporationInventors: Hidehito Matsuzaki, Tetsushi Okamoto, Fumio Sawa, Miki Nakamura, Atsushi Yamamoto, Yo Sasaki, Masafumi Fujita, Yoshihiro Taniyama, Takashi Harakawa, Norio Takahashi, Takaaki Hirose, Hiroaki Ishizuka
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Patent number: 9722467Abstract: According to one embodiment, there is provided armature windings of a rotating electrical machine, in which a 3-phase winding of two layers including upper and lower layers is constituted of phase belts having an electrical phase difference of 60° in between, pairs of upper coil pieces and lower coil pieces are contained in slots, the number of slots per pole per phase includes a fractional number, and a denominator thereof is an integral number greater than or equal to 4, wherein coil arrangement is carried out such that at least one coil piece in either of the upper or lower coil pieces included in two layers of upper and lower layers in one phase belt is replaced with a coil piece of an adjacent different phase.Type: GrantFiled: May 9, 2014Date of Patent: August 1, 2017Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kadek Fendy Sutrisna, Hiroaki Ishizuka, Masashi Okubo, Toshiyuki Aso, Takashi Ueda, Kazuma Tsujikawa, Hideyuki Hachiya, Daisuke Hiramatsu, Toru Otaka
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Publication number: 20170155147Abstract: The disclosure realize high performance and reduction in cost of a lithium ion battery positive electrode active material. A preparation method of a nickel-lithium metal composite oxide represented by Formula LiaNi1-x-yCoxMyOb, including a mixing step of raw materials and a precursor with each other, a low-temperature firing step of performing the firing at a temperature lower than a melting point of lithium carbonate, and a high-temperature firing step of performing the firing at a temperature equal to or higher than a melting point of lithium carbonate. Granular nickel-lithium metal composite oxide without aggregation or fixation are obtained immediately after the firing.Type: ApplicationFiled: November 29, 2016Publication date: June 1, 2017Applicant: CS Energy Materials Ltd.Inventors: Miwako NISHIMURA, Tomomi FUKUURA, Hiroaki ISHIZUKA, Hironori ISHIGURO
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Publication number: 20150072534Abstract: A plasma processing apparatus for performing a plasma process on a substrate includes: a mounting table configured to mount thereon the substrate; an electromagnet including a core member and a plurality of coils; a current source connected to both ends of the coils for supplying currents to the coils; and a control unit configured to control the current source to start or stop and to control a current value of the current source. The core member is made of a magnetic material and has a structure including a column-shaped member, multiple cylindrical members, and a base member. The plurality of coils are accommodated in grooves and wound around an outer peripheral surface of the column-shaped member and the cylindrical members, and the grooves are formed between the column-shaped member and one of the cylindrical members and between the cylindrical members.Type: ApplicationFiled: October 21, 2014Publication date: March 12, 2015Inventors: Shinji Himori, Etsuji Ito, Akihiro Yokota, Shu Kusano, Hiroaki Ishizuka, Kazuya Nagaseki
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Patent number: 8895454Abstract: In an etching method of a multilayer film including a first oxide film and a second oxide film, a high frequency power in etching an organic film is set to be higher than those in etching a first and second oxide films, and high frequency bias powers in the etching of the first and second oxide films are set to be higher than that in the etching of the organic film. In the etching of the first and second oxide films and the organic film, a magnetic field is generated such that horizontal magnetic field components in a radial direction with respect to a central axis line of a target object have an intensity distribution having a peak value at a position far from the central axis line, and a position of the peak value in the etching of the organic film is closer to the central axis line.Type: GrantFiled: January 20, 2014Date of Patent: November 25, 2014Assignee: Tokyo Electron LimitedInventors: Shinji Himori, Etsuji Ito, Akihiro Yokota, Shu Kusano, Hiroaki Ishizuka, Kazuya Nagaseki
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Publication number: 20140333170Abstract: According to one embodiment, there is provided armature windings of a rotating electrical machine, in which a 3-phase winding of two layers including upper and lower layers is constituted of phase belts having an electrical phase difference of 60° in between, pairs of upper coil pieces and lower coil pieces are contained in slots, the number of slots per pole per phase includes a fractional number, and a denominator thereof is an integral number greater than or equal to 4, wherein coil arrangement is carried out such that at least one coil piece in either of the upper or lower coil pieces included in two layers of upper and lower layers in one phase belt is replaced with a coil piece of an adjacent different phase.Type: ApplicationFiled: May 9, 2014Publication date: November 13, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kadek Fendy SUTRISNA, Hiroaki Ishizuka, Masashi Okubo, Toshiyuki Aso, Takashi Ueda, Kazuma Tsujikawa, Hideyuki Hachiya, Daisuke Hiramatsu, Toru Otaka
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Publication number: 20140206199Abstract: In an etching method of a multilayer film including a first oxide film and a second oxide film, a high frequency power in etching an organic film is set to be higher than those in etching a first and second oxide films, and high frequency bias powers in the etching of the first and second oxide films are set to be higher than that in the etching of the organic film. In the etching of the first and second oxide films and the organic film, a magnetic field is generated such that horizontal magnetic field components in a radial direction with respect to a central axis line of a target object have an intensity distribution having a peak value at a position far from the central axis line, and a position of the peak value in the etching of the organic film is closer to the central axis line.Type: ApplicationFiled: January 20, 2014Publication date: July 24, 2014Inventors: Shinji Himori, Etsuji Ito, Akihiro Yokota, Shu KUSANO, Hiroaki Ishizuka, Kazuya Nagaseki
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Patent number: 8566701Abstract: System, apparatus and method for managing documents and metadata generated by a plurality of software application systems are provided.Type: GrantFiled: October 14, 2008Date of Patent: October 22, 2013Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventor: Hiroaki Ishizuka
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Patent number: 8418189Abstract: An approach for switching from one application to another, according to time information of a schedule item with respect to a current date and time and including converting data of the first application to data suitable for use in the other application, is provided. Such other application is chosen based on a comparison between the time information of the schedule item and the current date and time, and the data of the first application is automatically converted to data suitable for use in the other application and transferred to the other application.Type: GrantFiled: March 30, 2009Date of Patent: April 9, 2013Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventor: Hiroaki Ishizuka
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Patent number: 8261363Abstract: An improved approach for managing and sending electronic data which allows one to access electronic data corresponding to a hardcopy document is provided. For example, when the hardcopy bearing a visible image is output, an identification image corresponding to identification data identifying the document is added to the visible image. The identification data can be recognized from the identification image, and used to retrieve various information in a database corresponding to the document.Type: GrantFiled: April 29, 2008Date of Patent: September 4, 2012Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventors: Hiroaki Ishizuka, Yuichi Takamiya, Yusuke Tamari
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Patent number: 8059291Abstract: A system, method and computer program product for managing documents. The system includes an image forming apparatus configured to display interactive menus so as to allow an operator of the image forming apparatus to interact with a document manager. The display interactive menus are downloaded from the document manager to the image forming apparatus based on a request by the operator. The document manager is configured to search for application services providers (ASPs) over a network and based on operator inputs. The document manager can search documents within the ASPs, retrieve documents and URLs, store documents and data. The system can provide basic and/or customized interactive menus displayed on the screen of the image forming apparatus.Type: GrantFiled: February 16, 2007Date of Patent: November 15, 2011Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventors: Shogo Hyakutake, Hiroaki Ishizuka, Minoru Aoshima, Akio Kizawa, Hiroshi Kitada
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Patent number: 7877458Abstract: A system, method and computer program product for managing documents. The system includes an image forming apparatus configured to display interactive menus so as to allow an operator of the image forming apparatus to interact with a document manager. The display interactive menus are downloaded from the document manager to the image forming apparatus based on a request by the operator. The document manager is configured to search for application services providers (ASPs) over a network and based on operator inputs. The document manager can search documents within the ASPs, retrieve documents and URLs, store documents and data. The system can provide basic and/or customized interactive menus displayed on the screen of the image forming apparatus.Type: GrantFiled: February 23, 2006Date of Patent: January 25, 2011Assignees: Ricoh Company Ltd., Ricoh Americas CorporationInventors: Shogo Hyakutake, Hiroaki Ishizuka, Minoru Aoshima, Akio Kizawa, Hiroshi Kitada
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Patent number: 7860267Abstract: A system, method and computer program product for managing documents. The system includes a document manager that is configured to search for application services providers (ASPs) over a network and based on a user input. The document manager can search documents within the ASPs, retrieve documents and URLs, store documents and data, format documents, generate and issue unified bills from a plurality of bills from a plurality of ASPs. The document manager can also manage, e.g. create, receive, transmit, store, merge, watermark information for documents managed by the document manager. The document manager can request that a document be merged with a corresponding watermark information so that the document be printed with an embedded watermark. Alternatively, the document manager can merge the watermark information with the document and can transmit the merged document data to a printing entity.Type: GrantFiled: August 4, 2006Date of Patent: December 28, 2010Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventors: Shogo Hyakutake, Hiroaki Ishizuka, Minoru Aoshima, Akio Kizawa, Hiroshi Kitada
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Patent number: 7830571Abstract: An improved approach for managing a document having a plurality of versions is provided. For example, a scanned version of an edited hardcopy of the document is received from an image capture device and uploaded to an electronic database. The scanned version of the hardcopy of the document is linked to a previous electronic version of the document in the database as an update of the previous electronic version. A grouping of a plurality of electronic versions of the document is maintained in the database.Type: GrantFiled: September 28, 2006Date of Patent: November 9, 2010Assignees: Ricoh Company, Ltd., Ricoh CorporationInventors: Hiroaki Ishizuka, Hiroaki Numata
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Patent number: 7809157Abstract: A system, method and computer program product for managing documents. The system includes a document manager that is configured to search for application services providers (ASPS) over a network and based on a user input. The document manager can search documents within the ASPs, retrieve documents and URLs, store documents, and data, format documents, generate and issue unified bills from a plurality of bills from a plurality ASPs. The document manager can also manage, e.g. create, receive, transmit, store, merge, watermark information for documents managed by the document manager. The document manager can request that a document be merged with a corresponding watermark information so that the document be printed with an embedded watermark. Alternatively, the document manager can merge the watermark information with the document and can transmit the merged document data to a printing entity.Type: GrantFiled: October 10, 2006Date of Patent: October 5, 2010Assignees: Ricoh Company, Ltd., Ricoh Americas CorporationInventors: Shogo Hyakutake, Hiroaki Ishizuka, Minoru Aoshima, Akio Kizawa, Hiroshi Kitada
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Publication number: 20100250999Abstract: An approach for switching from one application to another, according to time information of a schedule item and including converting data of the first application to data suitable for use in the other application, is provided.Type: ApplicationFiled: March 30, 2009Publication date: September 30, 2010Applicants: RICOH COMPANY, LTD.,, RICOH AMERICAS CORPORATIONInventor: Hiroaki Ishizuka