Patents by Inventor Tomohiro Kageyama

Tomohiro Kageyama 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: 11557436
    Abstract: A multilayer ceramic capacitor includes a multilayer body including dielectric layers and internal electrode layers, first and second external electrodes provided on respective opposing end surfaces, and third and fourth external electrodes provided on any side surface. The internal electrode layers include first and second internal electrode layers connected to the first and second external electrodes, respectively, and third and fourth internal electrode layers connected to the third and fourth external electrodes, respectively. The third internal electrode layer is provided at a distance from the first internal electrode layer, and the fourth internal electrode layer is provided at a distance from the second internal electrode layer.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: January 17, 2023
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yuta Fukutomi, Tomohiro Kageyama, Tatsuya Suzuki
  • Patent number: 11527364
    Abstract: A multilayer ceramic electronic component includes multilayer ceramic electronic component bodies which each include a multilayer body and first and second outer electrodes provided on both end surfaces of the multilayer body. The multilayer ceramic electronic component also includes a first metal terminal connected to the first outer electrodes and a second metal terminal connected to the second outer electrodes. Each multilayer ceramic electronic component body includes a dimension in a lamination direction that is less than a dimension in a width direction, and is positioned so that one of the first and second side surfaces faces a mounting surface. The first and second metal terminals extend between the first and second outer electrodes of the multilayer ceramic electronic component bodies. The multilayer bodies, first and second outer electrodes, and at least portions of the first and second metal terminals are covered by a cover material.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: December 13, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Retsu Tahara, Tomohiro Kageyama
  • Patent number: 11501921
    Abstract: A multilayer ceramic electronic component includes multilayer ceramic electronic component bodies each including a laminate and first and second outer electrodes respectively disposed on two end surfaces of the laminate, first and second metal terminals respectively connected to the first and second outer electrodes, and first and second terminal blocks respectively connected to the first and second metal terminals. A thickness dimension of each multilayer ceramic electronic component body in a height direction is less than a width dimension of the multilayer ceramic electronic component body in a width direction. Each multilayer ceramic electronic component body is disposed such that a first or second side surface faces a mounting surface. The first and second metal terminals are respectively disposed astride the first and second outer electrodes of the multilayer ceramic electronic component bodies.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: November 15, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Tomohiro Kageyama
  • Patent number: 11315737
    Abstract: A multilayer ceramic capacitor includes a multilayer body and outer electrodes. The multilayer body includes first and second multilayer ceramic structures and an intermediate body between the first and second multilayer ceramic structures, first to fourth connection electrodes electrically connecting first inner electrodes, second inner electrodes, third inner electrodes, and fourth inner electrodes, respectively, a first connection wire electrically connecting the first connection electrode and one of the third connection electrode and the fourth connection electrode, and a second connection wire electrically connecting the second connection electrode and the other connection electrode. A current route from the first connection electrode via the first connection wire to the one connection electrode and a current route from the second connection electrode via the second connection wire to the other connection electrode have different lengths.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: April 26, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Takahiro Hirao, Fumio Naruse, Tomohiro Kageyama
  • Publication number: 20210249193
    Abstract: A multilayer ceramic capacitor includes a multilayer body and outer electrodes. The multilayer body includes first and second multilayer ceramic structures and an intermediate body between the first and second multilayer ceramic structures, first to fourth connection electrodes electrically connecting first inner electrodes, second inner electrodes, third inner electrodes, and fourth inner electrodes, respectively, a first connection wire electrically connecting the first connection electrode and one of the third connection electrode and the fourth connection electrode, and a second connection wire electrically connecting the second connection electrode and the other connection electrode. A current route from the first connection electrode via the first connection wire to the one connection electrode and a current route from the second connection electrode via the second connection wire to the other connection electrode have different lengths.
    Type: Application
    Filed: January 26, 2021
    Publication date: August 12, 2021
    Inventors: Takahiro HIRAO, Fumio NARUSE, Tomohiro KAGEYAMA
  • Patent number: 11049651
    Abstract: An electronic component includes a first external electrode disposed on a first end surface and a second external electrode disposed on a second end surface. The first external electrode includes a first conductive layer including ceramic particles. The second external electrode includes a second conductive layer including ceramic particles. An end portion of a first internal electrode is located inside the first conductive layer. The electronic component includes little or no cracks and has a low equivalent series resistance (ESR).
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: June 29, 2021
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Manabu Sakai, Ryuki Kakuta, Takahiro Hirao, Takashi Ohara
  • Publication number: 20210134529
    Abstract: A multilayer ceramic capacitor includes a multilayer body including dielectric layers and internal electrode layers, first and second external electrodes provided on respective opposing end surfaces, and third and fourth external electrodes provided on any side surface. The internal electrode layers include first and second internal electrode layers connected to the first and second external electrodes, respectively, and third and fourth internal electrode layers connected to the third and fourth external electrodes, respectively. The third internal electrode layer is provided at a distance from the first internal electrode layer, and the fourth internal electrode layer is provided at a distance from the second internal electrode layer.
    Type: Application
    Filed: September 22, 2020
    Publication date: May 6, 2021
    Inventors: Yuta FUKUTOMI, Tomohiro KAGEYAMA, Tatsuya SUZUKI
  • Publication number: 20200118757
    Abstract: A multilayer ceramic electronic component includes multilayer ceramic electronic component bodies each including a laminate and first and second outer electrodes respectively disposed on two end surfaces of the laminate, first and second metal terminals respectively connected to the first and second outer electrodes, and first and second terminal blocks respectively connected to the first and second metal terminals. A thickness dimension of each multilayer ceramic electronic component body in a height direction is less than a width dimension of the multilayer ceramic electronic component body in a width direction. Each multilayer ceramic electronic component body is disposed such that a first or second side surface faces a mounting surface. The first and second metal terminals are respectively disposed astride the first and second outer electrodes of the multilayer ceramic electronic component bodies.
    Type: Application
    Filed: October 11, 2019
    Publication date: April 16, 2020
    Inventor: Tomohiro KAGEYAMA
  • Publication number: 20200006006
    Abstract: A multilayer ceramic electronic component includes multilayer ceramic electronic component bodies which each include a multilayer body and first and second outer electrodes provided on both end surfaces of the multilayer body. The multilayer ceramic electronic component also includes a first metal terminal connected to the first outer electrodes and a second metal terminal connected to the second outer electrodes. Each multilayer ceramic electronic component body includes a dimension in a lamination direction that is less than a dimension in a width direction, and is positioned so that one of the first and second side surfaces faces a mounting surface. The first and second metal terminals extend between the first and second outer electrodes of the multilayer ceramic electronic component bodies. The multilayer bodies, first and second outer electrodes, and at least portions of the first and second metal terminals are covered by a cover material.
    Type: Application
    Filed: June 18, 2019
    Publication date: January 2, 2020
    Inventors: Retsu TAHARA, Tomohiro KAGEYAMA
  • Patent number: 10438747
    Abstract: A multilayer electronic component includes first, second, and third ceramic layers, first and second inner electrodes, and a via-electrode. The first, second and third ceramic layers are sequentially stacked on each other. The first inner electrode is sandwiched between the first and second ceramic layers. The second inner electrode is sandwiched between the second and third ceramic layers. The via-electrode electrically connects the first and second inner electrodes. A projection is integrally provided with the via-electrode. The projection projects from the via-electrode towards an outer peripheral direction and is inserted into the second ceramic layer in a layered arrangement.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: October 8, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tetsuo Kawakami, Takahiro Hirao, Tsutomu Tanaka, Tomohiro Kageyama
  • Patent number: 10418180
    Abstract: In an electronic component, a first outer electrode includes a first conductive layer provided on a first end surface. A second outer electrode includes a second conductive layer provided on a second end surface. A first inner electrode passes through the first conductive layer. A second inner electrode passes through the second conductive layer.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: September 17, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Manabu Sakai, Takashi Ohara, Takahiro Hirao, Ryuki Kakuta
  • Publication number: 20180277305
    Abstract: A multilayer electronic component includes first, second, and third ceramic layers, first and second inner electrodes, and a via-electrode. The first, second and third ceramic layers are sequentially stacked on each other. The first inner electrode is sandwiched between the first and second ceramic layers. The second inner electrode is sandwiched between the second and third ceramic layers. The via-electrode electrically connects the first and second inner electrodes. A projection is integrally provided with the via-electrode. The projection projects from the via-electrode towards an outer peripheral direction and is inserted into the second ceramic layer in a layered arrangement.
    Type: Application
    Filed: March 5, 2018
    Publication date: September 27, 2018
    Inventors: Tetsuo KAWAKAMI, Takahiro HIRAO, Tsutomu TANAKA, Tomohiro KAGEYAMA
  • Patent number: 10079103
    Abstract: A multilayer electronic component includes outer electrodes each including an outer electrode main body electrically conducted to an internal electrode and entering portions that project from the outer electrode main body as a base end and enter into the electronic component element through an end surface of the electronic component element. The entering portions each include a slope relative to a principal surface in a flat region including a major portion of the internal electrode.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: September 18, 2018
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tetsuo Kawakami, Takahiro Hirao, Tsutomu Tanaka, Tomohiro Kageyama
  • Publication number: 20180137976
    Abstract: An electronic component includes a first external electrode disposed on a first end surface and a second external electrode disposed on a second end surface. The first external electrode includes a first conductive layer including ceramic particles. The second external electrode includes a second conductive layer including ceramic particles. An end portion of a first internal electrode is located inside the first conductive layer. The electronic component includes little or no cracks and has a low equivalent series resistance (ESR).
    Type: Application
    Filed: November 13, 2017
    Publication date: May 17, 2018
    Inventors: Tomohiro KAGEYAMA, Tetsuo KAWAKAMI, Manabu SAKAI, Ryuki KAKUTA, Takahiro HIRAO, Takashi OHARA
  • Publication number: 20170263383
    Abstract: In an electronic component, a first outer electrode includes a first conductive layer provided on a first end surface. A second outer electrode includes a second conductive layer provided on a second end surface. A first inner electrode passes through the first conductive layer. A second inner electrode passes through the second conductive layer.
    Type: Application
    Filed: March 7, 2017
    Publication date: September 14, 2017
    Inventors: Tomohiro KAGEYAMA, Tetsuo KAWAKAMI, Manabu SAKAI, Takashi OHARA, Takahiro HIRAO, Ryuki KAKUTA
  • Patent number: 9707786
    Abstract: Self-inking stamp comprises: a porous marking block; an ink storage body disposed on an upper surface of the porous marking block; an absorber disposed on an upper surface of the ink storage body and configured to generate a capillary force less than that of the ink storage body, and absorb excess ink from the ink storage body; an ink tank comprising an ink supply tube having an open distal end connected to the ink storage body; a wall member covering an outer lateral peripheral surface of the ink storage body in such a manner as to prevent ink leakage; an ink outlet opening provided in a part or an entirety of a lower surface of the ink storage body; and an air passage opening provided in at least a part of an outer lateral peripheral surface of the absorber in communicating relation with atmospheric air.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: July 18, 2017
    Assignee: Shachihata Inc.
    Inventor: Tomohiro Kageyama
  • Publication number: 20170125167
    Abstract: A multilayer electronic component includes outer electrodes each including an outer electrode main body electrically conducted to an internal electrode and entering portions that project from the outer electrode main body as a base end and enter into the electronic component element through an end surface of the electronic component element. The entering portions each include a slope relative to a principal surface in a flat region including a major portion of the internal electrode.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Tetsuo KAWAKAMI, Takahiro HIRAO, Tsutomu TANAKA, Tomohiro KAGEYAMA
  • Patent number: 9266369
    Abstract: An invertible ink stamp comprises an ink absorber/retainer member disposed on top of the ink pad, an absorbent member disposed on the top of the ink absorber/retainer member and having capillary attraction weaker than that of the ink absorber/retainer member but sufficient to absorb excessive ink, the absorbent member having a vent in at least part of the top side or either of lateral sides for conducting to the atmospheric air, an ink tank having an ink supply tube that has its distal open end connected to the ink absorber/retainer member, and a wall member surrounding the whole circumferential surface of the ink absorber/retainer member for avoiding leakage of ink.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: February 23, 2016
    Assignee: SHACHIHATA INC.
    Inventor: Tomohiro Kageyama
  • Publication number: 20150332853
    Abstract: A method for manufacturing a ceramic electronic component by forming a dielectric layer by ejecting a dielectric layer ink having a pigment volume concentration of 60% or more and 95% or less with an ink-jet system, forming a conductor layer by ejecting a metal pigment ink having a pigment volume concentration of 70% or more and 95% or less with the ink-jet system, forming a body having a conductor circuit by combining the formed dielectric layer and the formed conductor layer appropriately, removing organic components of the resulting formed body by degreasing, and sintering the dielectric layer and the conductor layer by firing.
    Type: Application
    Filed: May 6, 2015
    Publication date: November 19, 2015
    Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Tsutomu Tanaka, Kenichi Shimazaki, Takahiro Hirao
  • Publication number: 20140366758
    Abstract: Self-inking stamp comprises: a porous marking block; an ink storage body disposed on an upper surface of the porous marking block; an absorber disposed on an upper surface of the ink storage body and configured to generate a capillary force less than that of the ink storage body, and absorb excess ink from the ink storage body; an ink tank comprising an ink supply tube having an open distal end connected to the ink storage body; a wall member covering an outer lateral peripheral surface of the ink storage body in such a manner as to prevent ink leakage; an ink outlet opening provided in a part or an entirety of a lower surface of the ink storage body; and an air passage opening provided in at least a part of an outer lateral peripheral surface of the absorber in communicating relation with atmospheric air.
    Type: Application
    Filed: June 10, 2014
    Publication date: December 18, 2014
    Applicant: SHACHIHATA INC.
    Inventor: Tomohiro Kageyama