Patents by Inventor Akira Takeda

Akira Takeda 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).

  • Publication number: 20240260463
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Application
    Filed: February 16, 2024
    Publication date: August 1, 2024
    Inventor: Akira Takeda
  • Patent number: 11937504
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Grant
    Filed: July 14, 2022
    Date of Patent: March 19, 2024
    Assignee: UDC Ireland Limited
    Inventor: Akira Takeda
  • Publication number: 20220384736
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Application
    Filed: July 14, 2022
    Publication date: December 1, 2022
    Inventor: Akira Takeda
  • Patent number: 11411185
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: August 9, 2022
    Assignee: UDC IRELAND LIMITED
    Inventor: Akira Takeda
  • Patent number: 11182311
    Abstract: According to one embodiment, a virtualization support device includes: a first processor controlling an operation of accelerators; a memory holding first information regarding a first application executed by a second processor, second information regarding a second application executed by the second processor, one or more first requests from the first application, and one or more second requests from the second application; and a management unit coupled to the first processor and the memory. The first processor performs arbitration of an order in which the accelerators execute the first and second requests, controls setting of the management unit by using the one of first and second information based on the arbitration, and causes the accelerators to execute one of the first and second requests based on the arbitration.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: November 23, 2021
    Assignees: KABUSHIKI KAISHA TOSHIBA, Toshiba Electronic Devices & Storage Corporation :
    Inventors: Akira Takeda, Takeshi Kodaka, Yutaka Yamada
  • Publication number: 20210089478
    Abstract: According to one embodiment, a virtualization support device includes: a first processor controlling an operation of accelerators; a memory holding first information regarding a first application executed by a second processor, second information regarding a second application executed by the second processor, one or more first requests from the first application, and one or more second requests from the second application; and a management unit coupled to the first processor and the memory. The first processor performs arbitration of an order in which the accelerators execute the first and second requests, controls setting of the management unit by using the one of first and second information based on the arbitration, and causes the accelerators to execute one of the first and second requests based on the arbitration.
    Type: Application
    Filed: March 2, 2020
    Publication date: March 25, 2021
    Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Electronic Devices & Storage Corporation
    Inventors: Akira Takeda, Takeshi Kodaka, Yutaka Yamada
  • Publication number: 20200310937
    Abstract: According to one embodiment, a device is connected to a system LSI. The device includes a processor and a memory. The processor causes the system LSI to execute a first RPC process. The processor causes the system LSI to store an. information used when the system LSI executes the first RPC process. The processor causes the system LSI to execute a second RPC process based on the information.
    Type: Application
    Filed: September 6, 2019
    Publication date: October 1, 2020
    Inventor: Akira Takeda
  • Patent number: 10356320
    Abstract: According to an embodiment, in an information processing device, when there is no change in a first image received from an image sensor, reception of the next first image is awaited. When there is a change in the first image, a second image having a higher resolution than the first image is received from the image sensor and processing for the second image is performed.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: July 16, 2019
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Yusuke Shirota, Tatsunori Kanai, Junichi Segawa, Toshiki Kizu, Akira Takeda
  • Publication number: 20190067597
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Application
    Filed: October 31, 2018
    Publication date: February 28, 2019
    Inventor: Akira Takeda
  • Patent number: 10128446
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: November 13, 2018
    Assignee: UDC IRELAND LIMITED
    Inventor: Akira Takeda
  • Patent number: 9839064
    Abstract: A sensor data collecting device includes a first circuit and a controller. The controller has a first state and a second state and acquires data of one or a plurality of sensors in the second state. The first circuit includes a first register and causes the controller to transit from the first state to the second state. The controller sets the first register based on a minimal data generation period among data generation periods.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: December 5, 2017
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Akira Takeda, Takeshi Kodaka, Akira Yokosawa
  • Patent number: 9815812
    Abstract: There is provided a production method of a thiopyranose compound represented by the following Formula (2) by reacting a compound represented by the following Formula (1) with a sulfur compound. X represents a leaving group. A represents an oxygen atom or a sulfur atom. Further, each of R1A to R4B, R1B to R4B, and R5 represents a hydrogen atom or a specific substituent.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: November 14, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Akira Takeda, Toru Watanabe, Taiji Katsumata, Takayuki Ito, Toshihiko Sawada
  • Publication number: 20160355497
    Abstract: There is provided a production method of a thiopyranose compound represented by the following Formula (2) by reacting a compound represented by the following Formula (1) with a sulfur compound. X represents a leaving group. A represents an oxygen atom or a sulfur atom. Further, each of R1A to R4B, R1B to R4B, and R5 represents a hydrogen atom or a specific substituent.
    Type: Application
    Filed: August 17, 2016
    Publication date: December 8, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Akira TAKEDA, Toru WATANABE, Taiji KATSUMATA, Takayuki ITO, Toshihiko SAWADA
  • Publication number: 20160302255
    Abstract: A sensor data collecting device includes a first circuit and a controller. The controller has a first state and a second state and acquires data of one or a plurality of sensors in the second state. The first circuit includes a first register and causes the controller to transit from the first state to the second state. The controller sets the first register based on a minimal data generation period among data generation periods.
    Type: Application
    Filed: August 31, 2015
    Publication date: October 13, 2016
    Inventors: Akira Takeda, Takeshi Kodaka, Akira Yokosawa
  • Publication number: 20160248025
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Application
    Filed: April 29, 2016
    Publication date: August 25, 2016
    Inventor: Akira Takeda
  • Patent number: 9359548
    Abstract: An organic electroluminescent device includes a pair of electrodes; and an organic layer between the pair of electrodes, which includes a light-emitting layer, wherein the organic layer contains a compound represented by the following formula (I); and the light-emitting layer contains a iridium complex phosphorescent material: wherein R1, R2, R3, R4, R5, R6, R7 and R8 each represents a hydrogen atom or a substituent, and contiguous substituents of R1 to R8 may be bonded to each other to form a condensed ring; R9 represents an alkyl group, an alkenyl group, an aryl group, a hetero-aryl group, or a silyl group, and each of which group may be substituted with a substituent; and at least one of R1 to R9 represents a deuterium atom or a substituent containing a deuterium atom.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: June 7, 2016
    Assignee: UDC Ireland Limited
    Inventor: Akira Takeda
  • Patent number: 9340728
    Abstract: As an organic electroluminescence device that has an excellent emission characteristic, suppresses a change in chromaticity when driving at a high temperature and has excellent durability, the organic electroluminescence device includes on a substrate a pair of electrodes and a light emitting layer disposed between the electrodes, in which the light emitting layer contains a compound represented by the following Formula (1) and a specific metal complex is provided. (Cz)p-L-(A)q??(1) (In Formula (1), Cz represents a substituted or unsubstituted arylcarbazolyl group or a substituted or unsubstituted carbazolylaryl group. L represents a single bond, a substituted or unsubstituted arylene group, a substituted or unsubstituted cycloalkylene group or a substituted or unsubstituted aromatic heterocyclic ring. A is a substituted or unsubstituted nitrogen-containing aromatic heterocyclic six-membered ring, and each of p and q independently represent an integer of 1 to 6.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: May 17, 2016
    Assignee: UDC Ireland Limited
    Inventors: Toshihiro Ise, Tetsu Kitamura, Toru Watanabe, Akira Takeda, Keiju Tonosaki
  • Publication number: 20160080652
    Abstract: According to an embodiment, in an information processing device, when there is no change in a first image received from an image sensor, reception of the next first image is awaited. When there is a change in the first image, a second image having a higher resolution than the first image is received from the image sensor and processing for the second image is performed.
    Type: Application
    Filed: September 8, 2015
    Publication date: March 17, 2016
    Inventors: Yusuke Shirota, Tatsunori Kanai, Junichi Segawa, Toshiki Kizu, Akira Takeda
  • Publication number: 20150191613
    Abstract: Disclosed is an ink composition for ink jet recording containing water, a pigment, a (meth)acrylamide compound, and a polymer particle made of a polymer composed of a structural unit derived from a methacrylic acid and a structural unit derived from methacrylic acid ester having an SP value of from 19.0 MPa1/2 to 25.0 MPa1/2.
    Type: Application
    Filed: March 17, 2015
    Publication date: July 9, 2015
    Inventors: Kaoru TOJO, Terukazu YANAGI, Yasufumi OOISHI, Koji YASUDA, Akira TAKEDA
  • Patent number: 9011590
    Abstract: An ink set is provided in which an image with suppressed roughness may be formed. The ink set includes an ink composition containing resin particles and a pigment, and a process liquid containing an organic acidic compound including a compound represented by General Formula (I). CnH2n+2?m(COOH)m??General Formula (I) [wherein, in General Formula (I), n represents an integer of greater than or equal to 2 and m represents an integer of greater than or equal to 3.].
    Type: Grant
    Filed: June 14, 2012
    Date of Patent: April 21, 2015
    Assignee: Fujifilm Corporation
    Inventors: Takuya Arai, Ryo Saito, Akira Takeda