Patents by Inventor Takuya IMAEDA

Takuya IMAEDA 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: 11894188
    Abstract: An element body of a multilayer capacitor has a plurality of first electrodes and a plurality of second electrodes. At least one of the first electrodes is curved such that a first main body portion is located on an outer side of a first extending portion in a first direction, and at least one of the second electrodes is curved such that a second main body portion is located on an outer side of a second extending portion in the first direction. The following expressions (1) to (6) are satisfied for lengths L0 to L4 in a second direction and distances TL1 to TL3 between main surfaces. 0.03?L1/L0?0.1??(1) 0.1?L2/L0?0.25??(2) 0.75?L3/L0?0.9??(3) 0.9?L4/L0?0.97??(4) 0?(TL1?TL2)/TL1?0.02??(5) 0?(TL1?TL3)/TL1?0.
    Type: Grant
    Filed: May 9, 2022
    Date of Patent: February 6, 2024
    Assignee: TDK CORPORATION
    Inventors: Takuya Imaeda, Takashi Morita, Masashi Hatanaka, Toshihiko Kaneko
  • Publication number: 20220384107
    Abstract: An element body of a multilayer capacitor has a plurality of first electrodes and a plurality of second electrodes. At least one of the first electrodes is curved such that a first main body portion is located on an outer side of a first extending portion in a first direction, and at least one of the second electrodes is curved such that a second main body portion is located on an outer side of a second extending portion in the first direction. The following expressions (1) to (6) are satisfied for lengths L0 to L4 in a second direction and distances TL1 to TL3 between main surfaces. 0.03?L1/L0?0.1??(1) 0.1?L2/L0?0.25??(2) 0.75?L3/L0?0.9??(3) 0.9?L4/L0?0.97??(4) 0?(TL1?TL2)/TL1?0.02??(5) 0?(TL1?TL3)/TL1?0.
    Type: Application
    Filed: May 9, 2022
    Publication date: December 1, 2022
    Applicant: TDK CORPORATION
    Inventors: Takuya IMAEDA, Takashi MORITA, Masashi HATANAKA, Toshihiko KANEKO
  • Patent number: 10847314
    Abstract: A multilayer capacitor includes an element assembly, a first external electrode, a second external electrode, and a plurality of internal electrodes which are disposed at the inside of the element assembly. The plurality of internal electrodes include a first internal electrode that is electrically connected to the first external electrode, a second internal electrode that is electrically connected to the second external electrode, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected to each other by a first connection conductor and a second connection conductor, a first capacitance portion is constituted by the first internal electrode and the third internal electrodes, a second capacitance portion is constituted by the second internal electrode and the third internal electrodes, and the first capacitance portion and the second capacitance portion are electrically connected in series.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: November 24, 2020
    Assignee: TDK CORPORATION
    Inventors: Takeru Yoshida, Takuya Imaeda, Shogo Murosawa, Hideki Kamo, Naoto Imaizumi, Keiichi Takizawa
  • Patent number: 10804032
    Abstract: A multilayer capacitor includes an element assembly, a first external electrode, a second external electrode, and a plurality of internal electrodes which are disposed at the inside of the element assembly. The plurality of internal electrodes include a first internal electrode that is electrically connected to the first external electrode, a second internal electrode that is electrically connected to the second external electrode, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected to each other by a first connection conductor and a second connection conductor, a first capacitance portion is constituted by the first internal electrode and the third internal electrodes, a second capacitance portion is constituted by the second internal electrode and the third internal electrodes, and the first capacitance portion and the second capacitance portion are electrically connected in series.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: October 13, 2020
    Assignee: TDK CORPORATION
    Inventors: Takeru Yoshida, Takuya Imaeda, Shogo Murosawa, Hideki Kamo, Naoto Imaizumi, Keiichi Takizawa
  • Patent number: 10622146
    Abstract: A multilayer capacitor includes an element assembly, a first external electrode, a second external electrode, and a plurality of internal electrodes which are disposed at the inside of the element assembly. The plurality of internal electrodes include a first internal electrode that is electrically connected to the first external electrode, a second internal electrode that is electrically connected to the second external electrode, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected to each other by a first connection conductor and a second connection conductor, a first capacitance portion is constituted by the first internal electrode and the third internal electrodes, a second capacitance portion is constituted by the second internal electrode and the third internal electrodes, and the first capacitance portion and the second capacitance portion are electrically connected in series.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: April 14, 2020
    Assignee: TDK CORPORATION
    Inventors: Takeru Yoshida, Takuya Imaeda, Shogo Murosawa, Hideki Kamo, Naoto Imaizumi, Keiichi Takizawa
  • Patent number: 10546694
    Abstract: A multilayer capacitor includes an element, a first external electrode, a second external electrode, and a plurality of internal electrodes. The plurality of internal electrodes include first internal electrodes, second internal electrodes, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected by a connection conductor. First capacity parts are constituted of the first internal electrodes and the third internal electrodes, and second capacity parts are constituted of the second internal electrodes and the third internal electrodes. The first capacity part and the second capacity part are electrically connected in series, and the connection conductor is disposed on at least one of the three lateral surfaces other than the lateral surface that is a mounting surface, among the four lateral surfaces.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: January 28, 2020
    Assignee: TDK CORPORATION
    Inventors: Takeru Yoshida, Hideki Kamo, Naoto Imaizumi, Keiichi Takizawa, Takuya Imaeda, Shogo Murosawa
  • Patent number: 10381159
    Abstract: A plurality of dielectric layers containing one of CaZrO3 and SrZrO3 and a plurality of internal electrodes containing Ni are alternately disposed in a second direction. The plurality of internal electrodes includes a plurality of first internal electrodes and a plurality of second internal electrodes. Each of first connecting portions of the first internal electrodes includes a first end portion connected to a first terminal electrode. Each of second connecting portions of the second internal electrodes includes a second end portion connected to a second terminal electrode. The first end portions of the first connecting portions adjacent to each other in the second direction are located not to overlap with each other when viewed from the second direction. The second end portions of the second connecting portions adjacent to each other in the second direction are located not to overlap with each other when viewed from the second direction.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: August 13, 2019
    Assignee: TDK CORPORATION
    Inventors: Takuya Imaeda, Toshihiro Iguchi, Satoshi Takahara
  • Publication number: 20190189344
    Abstract: A multilayer capacitor includes an element assembly, a first external electrode, a second external electrode, and a plurality of internal electrodes which are disposed at the inside of the element assembly. The plurality of internal electrodes include a first internal electrode that is electrically connected to the first external electrode, a second internal electrode that is electrically connected to the second external electrode, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected to each other by a first connection conductor and a second connection conductor, a first capacitance portion is constituted by the first internal electrode and the third internal electrodes, a second capacitance portion is constituted by the second internal electrode and the third internal electrodes, and the first capacitance portion and the second capacitance portion are electrically connected in series.
    Type: Application
    Filed: January 23, 2019
    Publication date: June 20, 2019
    Applicant: TDK CORPORATION
    Inventors: Takeru YOSHIDA, Takuya IMAEDA, Shogo MUROSAWA, Hideki KAMO, Naoto IMAIZUMI, Keiichi TAKIZAWA
  • Publication number: 20190080846
    Abstract: A multilayer capacitor (1) includes an element (2), a first external electrode (3), a second external electrode (4), and a plurality of internal electrodes. The plurality of internal electrodes include first internal electrodes (12), second internal electrodes (14), and a plurality of third internal electrodes (16). The plurality of third internal electrodes (16) are electrically connected by a connection conductor (5). First capacity parts (C1) are constituted of the first internal electrodes (12) and the third internal electrodes (16), and second capacity parts (C2) are constituted of the second internal electrodes (12) and the third internal electrodes (16). The first capacity part (C1) and the second capacity part (C2) are electrically connected in series, and the connection conductor (5) is disposed on at least one of the three lateral surfaces other than the lateral surface that is a mounting surface, among the four lateral surfaces.
    Type: Application
    Filed: September 5, 2018
    Publication date: March 14, 2019
    Applicant: TDK CORPORATION
    Inventors: Takeru YOSHIDA, Hideki KAMO, Naoto IMAIZUMI, Keiichi TAKIZAWA, Takuya IMAEDA, Shogo MUROSAWA
  • Publication number: 20180226191
    Abstract: A multilayer capacitor includes an element assembly, a first external electrode, a second external electrode, and a plurality of internal electrodes which are disposed at the inside of the element assembly. The plurality of internal electrodes include a first internal electrode that is electrically connected to the first external electrode, a second internal electrode that is electrically connected to the second external electrode, and a plurality of third internal electrodes. The plurality of third internal electrodes are electrically connected to each other by a first connection conductor and a second connection conductor, a first capacitance portion is constituted by the first internal electrode and the third internal electrodes, a second capacitance portion is constituted by the second internal electrode and the third internal electrodes, and the first capacitance portion and the second capacitance portion are electrically connected in series.
    Type: Application
    Filed: January 19, 2018
    Publication date: August 9, 2018
    Applicant: TDK CORPORATION
    Inventors: Takeru YOSHIDA, Takuya IMAEDA, Shogo MUROSAWA, Hideki KAMO, Naoto IMAIZUMI, Keiichi TAKIZAWA
  • Publication number: 20170345571
    Abstract: A plurality of dielectric layers containing one of CaZrO3 and SrZrO3 and a plurality of internal electrodes containing Ni are alternately disposed in a second direction. The plurality of internal electrodes includes a plurality of first internal electrodes and a plurality of second internal electrodes. Each of first connecting portions of the first internal electrodes includes a first end portion connected to a first terminal electrode. Each of second connecting portions of the second internal electrodes includes a second end portion connected to a second terminal electrode. The first end portions of the first connecting portions adjacent to each other in the second direction are located not to overlap with each other when viewed from the second direction. The second end portions of the second connecting portions adjacent to each other in the second direction are located not to overlap with each other when viewed from the second direction.
    Type: Application
    Filed: April 26, 2017
    Publication date: November 30, 2017
    Applicant: TDK CORPORATION
    Inventors: Takuya IMAEDA, Toshihiro IGUCHI, Satoshi TAKAHARA