Patents by Inventor Masaki Sakai

Masaki Sakai 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).

  • Patent number: 11455023
    Abstract: A power module according to the first embodiment incorporates a power device, and drives the power device by using a control signal acquired from a microcomputer being a control circuit. The power module includes: a plurality of first terminals that receive input of the control signal from the microcomputer; a main circuit that drives the power device based on the control signal, and detects an abnormality of the power module; an error output circuit that outputs an error signal from a second terminal to the microcomputer when the abnormality is detected by the main circuit; and a switching circuit that causes the first terminal to operate as an output terminal for the microcomputer when the error signal is output. Information of the power device is output from the first terminal operating as the output terminal to the microcomputer.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: September 27, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventor: Masaki Sakai
  • Patent number: 11244275
    Abstract: A logistics support device includes a deriver and an instruction controller. The deriver performs, when a storage configured to store an article is mounted in a moving body and stays in a work place at which work is performed on an article stored in the storage in a delivery business, statistics processing on environmental information on an environmental change inside the storage. The instruction controller outputs an instruction on the basis of a result of the statistics processing performed by the deriver when a storage configured to store an article is mounted in a moving body and a delivery of the article is performed.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: February 8, 2022
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Digital Solutions Corporation
    Inventors: Masaki Sakai, Chizuko Shimamura
  • Publication number: 20210378951
    Abstract: An object of the present invention is to provide a microneedle array in which the stability of influenza vaccine is satisfactory and the utilization efficiency of the influenza vaccine is high, and a method of producing the same. According to the present invention, provided is a self-dissolving microneedle array including a sheet portion, and a plurality of needle portions which are present on an upper surface of the sheet portion, in which the needle portion contains a water-soluble polymer, influenza vaccine, and meglumine or a salt thereof, and the influenza vaccine is administered into a body by dissolution of the needle portions.
    Type: Application
    Filed: August 26, 2021
    Publication date: December 9, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Masaki SAKAI, Kosuke KAKITA, Akihiro NAKATSUKASA, Hisahiro MORI
  • Publication number: 20210149473
    Abstract: A power module according to the first embodiment incorporates a power device, and drives the power device by using a control signal acquired from a microcomputer being a control circuit. The power module includes: a plurality of first terminals that receive input of the control signal from the microcomputer; a main circuit that drives the power device based on the control signal, and detects an abnormality of the power module; an error output circuit that outputs an error signal from a second terminal to the microcomputer when the abnormality is detected by the main circuit; and a switching circuit that causes the first terminal to operate as an output terminal for the microcomputer when the error signal is output. Information of the power device is output from the first terminal operating as the output terminal to the microcomputer.
    Type: Application
    Filed: August 12, 2020
    Publication date: May 20, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventor: Masaki SAKAI
  • Publication number: 20210150467
    Abstract: A logistics support device includes a deriver and an instruction controller. The deriver performs, when a storage configured to store an article is mounted in a moving body and stays in a work place at which work is performed on an article stored in the storage in a delivery business, statistics processing on environmental information on an environmental change inside the storage. The instruction controller outputs an instruction on the basis of a result of the statistics processing performed by the deriver when a storage configured to store an article is mounted in a moving body and a delivery of the article is performed.
    Type: Application
    Filed: September 25, 2017
    Publication date: May 20, 2021
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Digital Solutions Corporation
    Inventors: Masaki SAKAI, Chizuko SHIMAMURA
  • Publication number: 20190347613
    Abstract: A logistics management device includes an information acquirer and an information processor. The information acquirer is configured to acquire identification information about cargo, identification information associated with a first sensor device for acquiring environmental information related to a storage location included in a section through which the cargo was transported, identification information about a second sensor device that is configured to move along with the cargo, environmental information acquired by the first sensor device, environmental information acquired by the second sensor device, and history information obtained by performing a prescribed process on the cargo. The information processor is configured to integrate the information acquired by the information acquirer and generate section environmental information indicating an environment in which the cargo was placed in the section through which the cargo was transported.
    Type: Application
    Filed: September 25, 2017
    Publication date: November 14, 2019
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Digital Solutions Corporation
    Inventors: Masaki SAKAI, Hideki KAMEKAWA
  • Publication number: 20160260810
    Abstract: According to an embodiment, a semiconductor device includes a semiconductor layer, a first metal layer formed over the semiconductor layer, a barrier film formed over the first metal layer and having an ionization tendency lower than an ionization tendency of the first metal layer, a second metal layer formed over the barrier film and having an ionization tendency higher than an ionization tendency of the metal film, and a third metal layer formed over the second metal layer and having an ionization tendency lower than an ionization tendency of the second metal layer.
    Type: Application
    Filed: August 20, 2015
    Publication date: September 8, 2016
    Inventor: Masaki SAKAI
  • Patent number: 8714331
    Abstract: The present invention provides a starting clutch disposed between a transmission and an engine and having a wet type multi-plate clutch for transmitting a power, in which the wet type multi-plate clutch includes a plurality of friction plates housed for an axial sliding movement, a clutch drum for housing the friction plates, and a piston for urging a radial central region or therearound of the friction plate to engage the friction plates, and oil which has lubricated the wet type multi-plate clutch is temporarily trapped within the clutch drum and then is discharged.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: May 6, 2014
    Assignee: NSK-Warner K.K.
    Inventors: Tomoyuki Miyazaki, Shun Kitahara, Manabu Sawayanagi, Masaki Sakai, Yosuke Ikeda
  • Publication number: 20140090947
    Abstract: The present invention provides a starting clutch disposed between a transmission and an engine and having a wet type multi-plate clutch for transmitting a power, in which the wet type multi-plate clutch includes a plurality of friction plates housed for an axial sliding movement, a clutch drum for housing the friction plates, and a piston for urging a radial central region or therearound of the friction plate to engage the friction plates, and oil which has lubricated the wet type multi-plate clutch is temporarily trapped within the clutch drum and then is discharged.
    Type: Application
    Filed: December 5, 2013
    Publication date: April 3, 2014
    Applicant: NSK-WARNER K.K.
    Inventors: Tomoyuki MIYAZAKI, Shun KITAHARA, Manabu SAWAYANAGI, Masaki SAKAI, Yosuke IKEDA
  • Patent number: 8622184
    Abstract: A one-way clutch includes an outer race, an inner race which is spaced from the outer race in an inside diameter direction and arranged concentrically so as to be relatively rotatable, a plurality of engaging members which are arranged between the outer race and the inner race to transmit a torque, and a cage which retains the engaging members. The one-way clutch is provided with volute springs which urge the engaging members in the direction in which the engaging members engage with a cam face of the outer race or the inner race.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: January 7, 2014
    Assignee: NSK-Warner K.K.
    Inventors: Masaki Sakai, Takashi Kurita
  • Patent number: 8584040
    Abstract: According to an aspect of the invention, there is provided a mobile terminal including: an application processor configured to execute application having first mode and second mode, wherein the first mode includes first number of menus and the second mode includes second number of menus smaller than that of the first mode; a mode selection unit configured to input mode switching instruction; and a transition control unit configured to switch one of the first and second modes to another mode within the same application if the mode selection unit is operated.
    Type: Grant
    Filed: October 12, 2007
    Date of Patent: November 12, 2013
    Assignee: Fujitsu Mobile Communications Limited
    Inventors: Akinori Saito, Kenichi Nakamura, Masaki Sakai, Akira Imai
  • Publication number: 20130001034
    Abstract: The present invention provides a starting clutch disposed between a transmission and an engine and having a wet type multi-plate clutch for transmitting a power, in which the wet type multi-plate clutch includes a plurality of friction plates housed for an axial sliding movement, a clutch drum for housing the friction plates, and a piston for urging a radial central region or therearound of the friction plate to engage the friction plates, and oil which has lubricated the wet type multi-plate clutch is temporarily trapped within the clutch drum and then is discharged.
    Type: Application
    Filed: September 12, 2012
    Publication date: January 3, 2013
    Inventors: Tomoyuki MIYAZAKI, Shun KITAHARA, Manabu SAWAYANAGI, Masaki SAKAI, Yosuke IKEDA
  • Publication number: 20120047167
    Abstract: A portable terminal includes a word extracting unit that extracts a word contained in data of a Web page being viewed; a Web search request unit that transmits a search request to a search site with the word extracted by the word extracting unit as a search word and that receives a list of Web pages that contain the search word from the search site as a search result; and a display unit that displays the search result received by the Web search request unit.
    Type: Application
    Filed: November 2, 2011
    Publication date: February 23, 2012
    Applicant: FUJITSU TOSHIBA MOBILE COMMUNICATIONS LIMITED
    Inventors: Masaki SAKAI, Natsuko OUCHI
  • Patent number: 8037990
    Abstract: A lubrication controlling method for a starting clutch including a wet type multi-plate clutch disposed between a transmission and an engine of a vehicle and adapted to transmit a power, the method including always supplying lubricant oil during an operation of the wet type multi-plate clutch, continuously changing a flow amount of the lubricant oil in accordance with a condition of the wet type multi-plate clutch, and controlling the amount of the lubricant oil so that a supplied amount of the lubricant oil during an idle rotation of the wet type multi-plate clutch is greater than a supplied amount of the lubricant oil during the complete engagement of the wet type multi-plate clutch.
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: October 18, 2011
    Assignee: NSK-Warner K.K.
    Inventors: Tomoyuki Miyazaki, Shun Kitahara, Manabu Sawayanagi, Masaki Sakai, Yosuke Ikeda
  • Publication number: 20110158212
    Abstract: According to an embodiment, a communication terminal includes a wireless communication unit, a radio signal detection unit, and a control unit. The wireless communication unit performs a wireless communication process with other terminal that transmits a radio signals for requesting the wireless communication between terminals. The radio signal detection unit waits for the radio signals with lower operating power than operating power when the wireless communication unit waits for the radio signals. The control unit activates the wireless communication unit to cause the wireless communication unit to perform a connection process of the wireless communication when the radio signal detection unit detects the radio signal.
    Type: Application
    Filed: September 7, 2010
    Publication date: June 30, 2011
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Masaki SAKAI, Takashi Minemura, Kengo Kurose, Kentaro Nagahama
  • Publication number: 20110088988
    Abstract: A one-way clutch includes an outer race, an inner race which is spaced from the outer race in an inside diameter direction and arranged concentrically so as to be relatively rotatable, a plurality of engaging members which are arranged between the outer race and the inner race to transmit a torque, and a cage which retains the engaging members. The one-way clutch is provided with volute springs which urge the engaging members in the direction in which the engaging members engage with a cam face of the outer race or the inner race.
    Type: Application
    Filed: October 14, 2010
    Publication date: April 21, 2011
    Inventors: Masaki Sakai, Takashi Kurita
  • Publication number: 20110072361
    Abstract: According to one embodiment, a communication apparatus includes a storage unit, a generating unit, and a display unit. The storage unit is configured to store operation history each time an operation is performed. The generating unit is configured to retrieve operation history information from the storage unit. And the generating unit is also configured to generate recommended information based on the operation history information. The display unit displays a home screen as a starting point of operation so that the home screen contains the recommended information generated by the generating unit.
    Type: Application
    Filed: September 7, 2010
    Publication date: March 24, 2011
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Masaki SAKAI, Natsuko Ouchi
  • Publication number: 20090057088
    Abstract: The present invention provides a starting clutch apparatus comprising a damper device connected to an output member of an engine, a wet type multi-plate clutch housed in a housing, a piston for pressing the wet type multi-plate clutch to tighten the clutch, and an output member connected to an input shaft of an automatic transmission and wherein an output of the engine is connected to or disconnected from the input shaft of the automatic transmission by engaging or disengaging the wet type multi-plate clutch, and further wherein the housing is provided with a discharge oil path through which oil which lubricated the wet type multi-plate clutch is returned toward the automatic transmission.
    Type: Application
    Filed: August 27, 2008
    Publication date: March 5, 2009
    Inventors: MASAKI SAKAI, TOSHIHIRO NARUSE, MANABU SAWAYANAGI, TOMOYUKI MIYAZAKI
  • Publication number: 20090050431
    Abstract: The present invention provides a starting clutch apparatus comprising a damper device connected to an output member of an engine, a wet type multi-plate clutch housed in a housing, a piston for pressing the wet type multi-plate clutch to tighten the clutch, and an output member connected to an input shaft of an automatic transmission and wherein an output of the engine is connected to or disconnected from the input shaft of the automatic transmission by engaging or disengaging the wet type multi-plate clutch, and further wherein the damper device includes a damper output portion engaged by an outer diameter portion of the housing.
    Type: Application
    Filed: August 25, 2008
    Publication date: February 26, 2009
    Inventors: Masaki Sakai, Toshihiro Naruse, Manabu Sawayanagi, Tomoyuki Miyazaki
  • Publication number: 20080296113
    Abstract: The present invention provides a controlling method for a starting clutch disposed between a transmission and an engine of a vehicle and having a wet type multi-plate clutch for transmitting a power and a piston for pressing the wet type multi-plate clutch to engage the wet type multi-plate clutch, wherein, while the starting clutch is being subjected to creep control, the pressing force of the piston is controlled variably.
    Type: Application
    Filed: May 29, 2008
    Publication date: December 4, 2008
    Inventors: Toshihiro Naruse, Masaki Sakai, Tomoyuki Miyazaki