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).
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Patent number: 11557436Abstract: 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: GrantFiled: September 22, 2020Date of Patent: January 17, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Yuta Fukutomi, Tomohiro Kageyama, Tatsuya Suzuki
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Patent number: 11527364Abstract: 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: GrantFiled: June 18, 2019Date of Patent: December 13, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Retsu Tahara, Tomohiro Kageyama
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Patent number: 11501921Abstract: 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: GrantFiled: October 11, 2019Date of Patent: November 15, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Tomohiro Kageyama
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Patent number: 11315737Abstract: 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: GrantFiled: January 26, 2021Date of Patent: April 26, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Takahiro Hirao, Fumio Naruse, Tomohiro Kageyama
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Publication number: 20210249193Abstract: 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: ApplicationFiled: January 26, 2021Publication date: August 12, 2021Inventors: Takahiro HIRAO, Fumio NARUSE, Tomohiro KAGEYAMA
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Patent number: 11049651Abstract: 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: GrantFiled: November 13, 2017Date of Patent: June 29, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Manabu Sakai, Ryuki Kakuta, Takahiro Hirao, Takashi Ohara
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Publication number: 20210134529Abstract: 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: ApplicationFiled: September 22, 2020Publication date: May 6, 2021Inventors: Yuta FUKUTOMI, Tomohiro KAGEYAMA, Tatsuya SUZUKI
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Publication number: 20200118757Abstract: 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: ApplicationFiled: October 11, 2019Publication date: April 16, 2020Inventor: Tomohiro KAGEYAMA
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Publication number: 20200006006Abstract: 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: ApplicationFiled: June 18, 2019Publication date: January 2, 2020Inventors: Retsu TAHARA, Tomohiro KAGEYAMA
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Patent number: 10438747Abstract: 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: GrantFiled: March 5, 2018Date of Patent: October 8, 2019Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Tetsuo Kawakami, Takahiro Hirao, Tsutomu Tanaka, Tomohiro Kageyama
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Patent number: 10418180Abstract: 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: GrantFiled: March 7, 2017Date of Patent: September 17, 2019Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Manabu Sakai, Takashi Ohara, Takahiro Hirao, Ryuki Kakuta
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Publication number: 20180277305Abstract: 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: ApplicationFiled: March 5, 2018Publication date: September 27, 2018Inventors: Tetsuo KAWAKAMI, Takahiro HIRAO, Tsutomu TANAKA, Tomohiro KAGEYAMA
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Patent number: 10079103Abstract: 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: GrantFiled: October 28, 2016Date of Patent: September 18, 2018Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Tetsuo Kawakami, Takahiro Hirao, Tsutomu Tanaka, Tomohiro Kageyama
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Publication number: 20180137976Abstract: 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: ApplicationFiled: November 13, 2017Publication date: May 17, 2018Inventors: Tomohiro KAGEYAMA, Tetsuo KAWAKAMI, Manabu SAKAI, Ryuki KAKUTA, Takahiro HIRAO, Takashi OHARA
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Publication number: 20170263383Abstract: 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: ApplicationFiled: March 7, 2017Publication date: September 14, 2017Inventors: Tomohiro KAGEYAMA, Tetsuo KAWAKAMI, Manabu SAKAI, Takashi OHARA, Takahiro HIRAO, Ryuki KAKUTA
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Patent number: 9707786Abstract: 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: GrantFiled: June 10, 2014Date of Patent: July 18, 2017Assignee: Shachihata Inc.Inventor: Tomohiro Kageyama
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Publication number: 20170125167Abstract: 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: ApplicationFiled: October 28, 2016Publication date: May 4, 2017Inventors: Tetsuo KAWAKAMI, Takahiro HIRAO, Tsutomu TANAKA, Tomohiro KAGEYAMA
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Patent number: 9266369Abstract: 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: GrantFiled: June 7, 2013Date of Patent: February 23, 2016Assignee: SHACHIHATA INC.Inventor: Tomohiro Kageyama
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Publication number: 20150332853Abstract: 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: ApplicationFiled: May 6, 2015Publication date: November 19, 2015Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Tsutomu Tanaka, Kenichi Shimazaki, Takahiro Hirao
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Publication number: 20140366758Abstract: 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: ApplicationFiled: June 10, 2014Publication date: December 18, 2014Applicant: SHACHIHATA INC.Inventor: Tomohiro Kageyama