Patents by Inventor Kosuke YAZAWA

Kosuke YAZAWA 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: 11367572
    Abstract: A conductive terminal includes an inner electrode part, an opening edge electrode part, and a lateral electrode part. The inner electrode part is connectable to a terminal electrode of a chip component by being inserted along an inner wall of an accommodation recess of a case. The opening edge electrode part is formed continuously to the inner electrode part. The lateral electrode part is formed continuously to the opening edge electrode part along an outer surface of the case. The inner electrode part includes a base part, a curved part, and a continuous boundary part. The base part continues to the opening edge electrode part. The curved part is formed near a tip of the base part and protrudes away from the lateral electrode part. The continuous boundary part is formed between the base part and the curved part and continuously connects them.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: June 21, 2022
    Assignee: TDK CORPORATION
    Inventors: Akihiro Masuda, Norihisa Ando, Shinya Ito, Kosuke Yazawa, Yoshiki Satou, Katsumi Kobayashi
  • Patent number: 11335508
    Abstract: An electronic device including chip components each having a first terminal electrode and a second terminal electrode formed on both end faces, and a case provided with an accommodation recess in which the chip components are accommodated, and an opening edge face formed around an opening face of the accommodation recess. An individual metal terminal is attached to the case. The individual metal terminal includes an inner electrode part inserted along an inner side wall of the accommodation recess in the case for connecting to the first terminal electrode, an opening edge electrode part formed over the opening edge face to be continuous to the inner electrode part and a side electrode part formed along the outer side face of the case to be continuous to the opening edge electrode part.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: May 17, 2022
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Shinya Ito, Kosuke Yazawa, Akihiro Masuda, Yoshiki Satou, Katsumi Kobayashi
  • Patent number: 11302473
    Abstract: An electronic device includes a chip component and a metal terminal. The chip component has an element body where internal electrodes are laminated inside and a terminal electrode formed outside the element body and connected with end parts of the internal electrodes. The metal terminal is connected with the terminal electrode of the chip component. The metal terminal includes an electrode face portion and a mount portion. The electrode face portion is arranged correspondingly with an end surface of the terminal electrode. The mount portion is mounted on a mount surface. The electrode face portion is provided with an opening portion so that a part of the terminal electrode corresponding with at least a part of the internal electrodes is exposed to the outside.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: April 12, 2022
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Publication number: 20220028610
    Abstract: A method for producing a resin mold-type electronic component in which an electronic component main body is covered with a mold resin includes preparing a first mold resin provided with a metal terminal, having an accommodating portion for the electronic component main body, and having a joining material filling space to be filled with a joining material, accommodating the electronic component main body in the accommodating portion of the first mold resin, and joining the metal terminal and a terminal electrode of the electronic component main body by filling the joining material filling space with the joining material.
    Type: Application
    Filed: July 9, 2021
    Publication date: January 27, 2022
    Applicant: TDK CORPORATION
    Inventor: Kosuke YAZAWA
  • Publication number: 20220013289
    Abstract: A metal terminal-equipped electronic component includes: an electronic component having a terminal electrode; a conductive cloth member joined to the terminal electrode as a metal terminal; and a cushioning member supporting the electronic component and the cloth member, in which the cloth member is joined to at least a mounting surface of the cushioning member and a joint surface of the cushioning member to which the electronic component is joined, and the terminal electrode of the electronic component is joined to the cloth member on the joint surface of the cushioning member.
    Type: Application
    Filed: July 9, 2021
    Publication date: January 13, 2022
    Applicant: TDK CORPORATION
    Inventor: Kosuke YAZAWA
  • Publication number: 20210375547
    Abstract: An electronic device includes chip components, a case, conductive terminals, and a fuse. The chip components each include a terminal electrode. The case includes accommodation recesses for accommodating the chip components. The conductive terminals are fixed to the case and respectively connected to the terminal electrodes of the chip components. The fuse electrically connects the chip components.
    Type: Application
    Filed: April 13, 2021
    Publication date: December 2, 2021
    Applicant: TDK CORPORATION
    Inventors: Shinya SAITO, Kenya TAMAKI, Norihisa ANDO, Shinya ITO, Akihiro MASUDA, Kosuke YAZAWA, Yoshiki SATOU, Katsumi KOBAYASHI, Toshihiro IGUCHI
  • Publication number: 20210375553
    Abstract: An electronic device includes first and second capacitors, a case, a coil, and first to fourth conductive terminals. The first capacitor includes first and second terminal electrodes. The second capacitor includes third and fourth terminal electrodes. The case includes an accommodation recess for accommodating the first and second capacitors. The coil is separated from the first and second capacitors by a part of the case and disposed outside the accommodation recess. The first terminal is connected to the first electrode and partly disposed on a mounting-side bottom surface of the case. The second terminal is connected to one end of the coil and the second electrode and partly disposed on the surface. The third terminal is connected to the other end of the coil and the third electrode and partly disposed on the surface. The fourth terminal is connected to the fourth electrode and partly disposed on the surface.
    Type: Application
    Filed: April 13, 2021
    Publication date: December 2, 2021
    Applicant: TDK CORPORATION
    Inventors: Akihiro MASUDA, Shinya ITO, Norihisa ANDO, Kosuke YAZAWA, Yoshiki SATOU, Katsumi KOBAYASHI, Toshihiro IGUCHI, Kenya TAMAKI, Shinya SAITO
  • Patent number: 11140781
    Abstract: An electronic device includes chip components, a terminal connection body, conductive terminals, and a support member. Each of the chip components has a pair of end surfaces on which terminal electrodes are formed. The terminal connection body connects the terminal electrodes on one side of the chip components arranged next to each other in a parallel direction to the end surfaces. Each of the conductive terminals includes a connection part and a mount part. The connection part is connected with the terminal electrode of either of the chip components located on both ends of the chip components connected in series via the terminal connection body. The mount part faces the connection part and is connected with a mount board. The support member is disposed between the connection parts and the mount parts. The chip components are arranged so that the end surfaces face the mount board.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: October 5, 2021
    Assignee: TDK CORPORATION
    Inventors: Kosuke Yazawa, Norihisa Ando, Shinya Ito, Akihiro Masuda
  • Patent number: 11081275
    Abstract: An electronic device includes a plurality of chip components, an intermediate metal terminal, and an outer metal terminal. The intermediate metal terminal connects end surfaces of terminal electrodes of the chip components. The outer metal terminal is connectable to the terminal electrode positioned opposite to the terminal electrode connectable to the intermediate metal terminal.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: August 3, 2021
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa, Jin Murakami
  • Publication number: 20210225589
    Abstract: An electronic device includes a chip component, a conductive terminal, a case, and a fixation part. The chip component includes a terminal electrode on an end surface of the chip component. The conductive terminal is connected to the terminal electrode. The case includes an accommodation recess for accommodating the chip component. The fixation part fixes the case to an installation portion.
    Type: Application
    Filed: December 23, 2020
    Publication date: July 22, 2021
    Applicant: TDK CORPORATION
    Inventors: Akihiro MASUDA, Shinya ITO, Norihisa ANDO, Kosuke YAZAWA, Yoshiki SATOU, Katsumi KOBAYASHI, Koji UTSUI, Koji KANEKO
  • Publication number: 20210202170
    Abstract: An electronic component device includes an electronic component, a pair of metal terminals, a bonding member, and an expansion member having thermal expansibility. The electronic component includes an element body and a pair of external electrodes. The element body has a pair of end faces opposed to each other. The pair of external electrodes is disposed on the pair of end faces. The pair of metal terminals is electrically connected to the pair of external electrodes. The bonding member bonds one of the pair of external electrodes to one of the pair of metal terminals. The bonding member electrically connects the one of the pair of external electrodes to the one of the pair of metal terminals. The one of the pair of metal terminals includes an opposing face. The opposing face is a flat face.
    Type: Application
    Filed: December 22, 2020
    Publication date: July 1, 2021
    Applicant: TDK CORPORATION
    Inventor: Kosuke YAZAWA
  • Patent number: 10984953
    Abstract: An electronic device assembly includes a first electronic device, a second electronic device, and a connection member. The first electronic device includes a first metal terminal configured to hold a first chip component. The second electronic device includes a second metal terminal configured to hold a second chip component. The connection member connects the first electronic device and the second electronic device.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: April 20, 2021
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Patent number: 10984950
    Abstract: A method of manufacturing an electronic device includes preparing a chip component with a terminal electrode. A terminal plate is prepared. A connection member is placed between an end surface of the terminal electrode and an inner surface of the terminal plate. The terminal plate and the terminal electrode are joined using the connection member by bringing a press head into contact with an outer surface of the terminal plate and pressing and heating the terminal plate against the terminal electrode.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: April 20, 2021
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Kenichi Inoue, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Publication number: 20210043382
    Abstract: A conductive terminal includes an inner electrode part, an opening edge electrode part, and a lateral electrode part. The inner electrode part is connectable to a terminal electrode of a chip component by being inserted along an inner wall of an accommodation recess of a case. The opening edge electrode part is formed continuously to the inner electrode part. The lateral electrode part is formed continuously to the opening edge electrode part along an outer surface of the case. The inner electrode part includes a base part, a curved part, and a continuous boundary part. The base part continues to the opening edge electrode part. The curved part is formed near a tip of the base part and protrudes away from the lateral electrode part. The continuous boundary part is formed between the base part and the curved part and continuously connects them.
    Type: Application
    Filed: August 10, 2020
    Publication date: February 11, 2021
    Applicant: TDK CORPORATION
    Inventors: Akihiro MASUDA, Norihisa ANDO, Shinya ITO, Kosuke YAZAWA, Yoshiki SATOU, Katsumi KOBAYASHI
  • Patent number: 10916375
    Abstract: An electronic device includes a chip component and a metal terminal. The chip component includes a terminal electrode formed on an element body. The metal terminal is connectable with the terminal electrode of the chip component. The metal terminal includes a terminal body and a pair of holding pieces. The terminal body faces an end surface of the terminal electrode of the chip component. The pair of holding pieces is formed on the terminal body and sandwiches the chip component. A width, a protrusion length, or a protrusion area of one of the pair of holding pieces is different from that of the other holding piece.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: February 9, 2021
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Publication number: 20200388438
    Abstract: A method of manufacturing an electronic device includes preparing a chip component with a terminal electrode. A terminal plate is prepared. A connection member is placed between an end surface of the terminal electrode and an inner surface of the terminal plate. The terminal plate and the terminal electrode are joined using the connection member by bringing a press head into contact with an outer surface of the terminal plate and pressing and heating the terminal plate against the terminal electrode.
    Type: Application
    Filed: August 7, 2020
    Publication date: December 10, 2020
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Kenichi INOUE, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10840020
    Abstract: An electronic device includes at least two chip components, a hold member with insulation, a first conductive terminal piece, a second conductive terminal piece, and an intermediate connection piece. The hold member holds the chip components side by side. The intermediate connection piece connects the terminal electrode of one of the chip components and the terminal electrode of the other chip component.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: November 17, 2020
    Assignee: TDK CORPORATION
    Inventors: Shinya Ito, Norihisa Ando, Yoshiki Satou, Kosuke Yazawa
  • Patent number: 10818432
    Abstract: An electronic device includes a chip component and a metal terminal. The metal terminal is connected with the chip component. The metal terminal includes an electrode facing portion and a holding portion. The electrode facing portion is arranged correspondingly with an end surface of the terminal electrode of the chip component. The holding portion holds the chip component. A space region between the electrode facing portion and the end surface of the terminal electrode includes a joint region and a non-joint region. In the joint region, a connection member connects the electrode facing portion and the end surface of the terminal electrode. The non-joint region is formed without the connection member between a periphery of the joint region and the holding portion.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: October 27, 2020
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Patent number: 10804035
    Abstract: A ceramic electronic device includes multiple chip components and a pair of metal terminal portions. The chip components consist of a pair of chip end surfaces and four chip side surfaces. Terminal electrodes are formed on the pair of chip end surfaces. The pair of metal terminal portions is arranged correspondingly with the pair of chip end surfaces. Each of the pair of metal terminal portions includes an electrode face portion, multiple pairs of engagement arm portions, and a mount portion. The electrode face portion faces the chip end surface. The multiple pairs of engagement arm portions extend from the electrode face portion toward the chip side surface and sandwich and hold the chip components. The mount portion extends from one of terminal second sides toward the chip components and is partially substantially vertical to the electrode face portion.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: October 13, 2020
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Katsumi Kobayashi, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Patent number: 10796854
    Abstract: An electronic device includes a chip component and a metal terminal. The chip component includes a terminal electrode formed on an element body. The metal terminal is connectable with the terminal electrode of the chip component. The metal terminal includes a terminal body and a pair of holding pieces. The terminal body faces an end surface of the terminal electrode of the chip component. The holding pieces are formed on the terminal body. A connection member configured to connect the terminal body and the end surface of the terminal body exists in a joint region between the terminal body and the end surface of the terminal electrode. A pair of reinforcement pieces is formed on the terminal body so as not to overlap with the joint region in a direction extending from one to the other of the pair of holding pieces.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 6, 2020
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa