Patents by Inventor Hitoaki Kimura
Hitoaki Kimura 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: 11309130Abstract: A multilayer ceramic capacitor includes a laminate and an external electrode, the laminate includes a central layer portion in which first and second internal electrode layers are alternately laminated with a dielectric ceramic layer therebetween, a peripheral layer portion sandwiching the central layer portion in a lamination direction and made of a ceramic material, and a side margin sandwiching the central layer portion and the peripheral layer portion in a width direction and made of a ceramic material, the side margin includes an inner layer on an innermost side in the width direction and an outer layer on an outermost side in the width direction, and an element of an additive of the ceramic material included in the peripheral layer portion is the same as an element of an additive of a ceramic material included in the inner layer.Type: GrantFiled: March 18, 2020Date of Patent: April 19, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Hitoaki Kimura
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Publication number: 20200312566Abstract: A multilayer ceramic capacitor includes a laminate and an external electrode, the laminate includes a central layer portion in which first and second internal electrode layers are alternately laminated with a dielectric ceramic layer therebetween, a peripheral layer portion sandwiching the central layer portion in a lamination direction and made of a ceramic material, and a side margin sandwiching the central layer portion and the peripheral layer portion in a width direction and made of a ceramic material, the side margin includes an inner layer on an innermost side in the width direction and an outer layer on an outermost side in the width direction, and an element of an additive of the ceramic material included in the peripheral layer portion is the same as an element of an additive of a ceramic material included in the inner layer.Type: ApplicationFiled: March 18, 2020Publication date: October 1, 2020Inventor: Hitoaki KIMURA
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Patent number: 10079110Abstract: A composite electronic component includes a capacitor device and a resistance device which is disposed on the capacitor device and includes a resistor. The capacitor device includes a capacitor body and a first external electrode, a second external electrode, a third external electrode, and a fourth external electrode each provided on a surface of the capacitor body. The resistor is electrically connected to each of the third external electrode and the fourth external electrode.Type: GrantFiled: March 30, 2016Date of Patent: September 18, 2018Assignee: Murata Manufacturing Co., Ltd.Inventors: Hirobumi Adachi, Hitoaki Kimura
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Patent number: 10062508Abstract: A three terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers. The conductor layers include a pair of outermost conductor layers that are respectively nearest to the fifth and sixth surfaces, and thicknesses of the pair of outermost conductor layers are greater than a thickness of a center conductor layer nearest to a center of the capacitor element in a width direction.Type: GrantFiled: July 11, 2017Date of Patent: August 28, 2018Assignee: Murata Manufacturing Co., Ltd.Inventors: Hirobumi Adachi, Mitsuru Ikeda, Hitoaki Kimura
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Patent number: 9842700Abstract: A capacitor element includes first through sixth surfaces, a first-side outer electrode at a first end portion of the first surface and on portions of the third, fifth, and sixth surfaces, a second-side outer electrode at a second end portion of the first surface and on portions of the fourth, fifth, and sixth surfaces, a center outer electrode at a portion of the first surface between the first-side outer electrode and the second-side outer electrode and on portions of the fifth and sixth surfaces, and two outermost conductor layers of first and second conductor layers are disposed at both outermost ends in the width direction, a first of the two outermost conductor layers next to one of the first conductor layers with an inner dielectric layer therebetween is connected to the center outer electrode, and a second of the pair of outermost conductor layers next to one of the second conductor layers with an inner dielectric layer therebetween is connected to the first-side outer electrode and the second-side ouType: GrantFiled: October 28, 2015Date of Patent: December 12, 2017Assignee: Murata Manufacturing Co., Ltd.Inventors: Mitsuru Ikeda, Hirobumi Adachi, Hitoaki Kimura
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Patent number: 9824822Abstract: A three-terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers within the capacitor element. A height H2 is greater than a height H3, where the height H2 represents a higher one of a height at a center of a portion of the first-side outer electrode on the fifth surface and a height at a center of a portion of the first-side outer electrode on the sixth surface, and the height H3 represents a height at a center of a portion of the first-side outer electrode on the third surface, wherein the height H2 and the height H3 extend in the thickness direction.Type: GrantFiled: December 29, 2016Date of Patent: November 21, 2017Assignee: Murata Manufacturing Co., Ltd.Inventors: Hirobumi Adachi, Mitsuru Ikeda, Hitoaki Kimura
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Publication number: 20170309401Abstract: A three terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers. The conductor layers include a pair of outermost conductor layers that are respectively nearest to the fifth and sixth surfaces, and thicknesses of the pair of outermost conductor layers are greater than a thickness of a center conductor layer nearest to a center of the capacitor element in a width direction.Type: ApplicationFiled: July 11, 2017Publication date: October 26, 2017Inventors: Hirobumi ADACHI, Mitsuru IKEDA, Hitoaki KIMURA
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Patent number: 9715967Abstract: A three-terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers within the capacitor element. A height H2 is greater than a height H3, where the height H2 represents a higher one of a height at a center of a portion of the first-side outer electrode on the fifth surface and a height at a center of a portion of the first-side outer electrode on the sixth surface, and the height H3 represents a height at a center of a portion of the first-side outer electrode on the third surface, wherein the height H2 and the height H3 extend in the thickness direction.Type: GrantFiled: March 18, 2015Date of Patent: July 25, 2017Assignee: Murata Manufacturing Co., Ltd.Inventors: Hirobumi Adachi, Mitsuru Ikeda, Hitoaki Kimura
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Patent number: 9711285Abstract: A three terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers. The conductor layers include a pair of outermost conductor layers that are respectively nearest to the fifth and sixth surfaces, and thicknesses of the pair of outermost conductor layers are greater than a thickness of a center conductor layer nearest to a center of the capacitor element in a width direction.Type: GrantFiled: March 13, 2015Date of Patent: July 18, 2017Assignee: Murata Manufacturing Co., Ltd.Inventors: Hirobumi Adachi, Mitsuru Ikeda, Hitoaki Kimura
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Publication number: 20170110247Abstract: A three-terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers within the capacitor element. A height H2 is greater than a height H3, where the height H2 represents a higher one of a height at a center of a portion of the first-side outer electrode on the fifth surface and a height at a center of a portion of the first-side outer electrode on the sixth surface, and the height H3 represents a height at a center of a portion of the first-side outer electrode on the third surface, wherein the height H2 and the height H3 extend in the thickness direction.Type: ApplicationFiled: December 29, 2016Publication date: April 20, 2017Inventors: Hirobumi ADACHI, Mitsuru IKEDA, Hitoaki KIMURA
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Publication number: 20160293335Abstract: A composite electronic component includes a capacitor device and a resistance device which is disposed on the capacitor device and includes a resistor. The capacitor device includes a capacitor body and a first external electrode, a second external electrode, a third external electrode, and a fourth external electrode each provided on a surface of the capacitor body. The resistor is electrically connected to each of the third external electrode and the fourth external electrode.Type: ApplicationFiled: March 30, 2016Publication date: October 6, 2016Inventors: Hirobumi ADACHI, Hitoaki KIMURA
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Publication number: 20160163459Abstract: A capacitor element includes first through sixth surfaces, a first-side outer electrode at a first end portion of the first surface and on portions of the third, fifth, and sixth surfaces, a second-side outer electrode at a second end portion of the first surface and on portions of the fourth, fifth, and sixth surfaces, a center outer electrode at a portion of the first surface between the first-side outer electrode and the second-side outer electrode and on portions of the fifth and sixth surfaces, and two outermost conductor layers of first and second conductor layers are disposed at both outermost ends in the width direction, a first of the two outermost conductor layers next to one of the first conductor layers with an inner dielectric layer therebetween is connected to the center outer electrode, and a second of the pair of outermost conductor layers next to one of the second conductor layers with an inner dielectric layer therebetween is connected to the first-side outer electrode and the second-side ouType: ApplicationFiled: October 28, 2015Publication date: June 9, 2016Inventors: Mitsuru IKEDA, Hirobumi ADACHI, Hitoaki KIMURA
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Publication number: 20160141105Abstract: A three-terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers within the capacitor element. A height H2 is greater than a height H3, where the height H2 represents a higher one of a height at a center of a portion of the first-side outer electrode on the fifth surface and a height at a center of a portion of the first-side outer electrode on the sixth surface, and the height H3 represents a height at a center of a portion of the first-side outer electrode on the third surface, wherein the height H2 and the height H3 extend in the thickness direction.Type: ApplicationFiled: March 18, 2015Publication date: May 19, 2016Inventors: Hirobumi ADACHI, Mitsuru IKEDA, Hitoaki KIMURA
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Publication number: 20160141104Abstract: A three terminal capacitor includes a capacitor element including first through sixth surfaces, first-side and second-side outer electrodes, a center outer electrode between the first-side and second-side outer electrodes, and conductor layers. The conductor layers include a pair of outermost conductor layers that are respectively nearest to the fifth and sixth surfaces, and thicknesses of the pair of outermost conductor layers are greater than a thickness of a center conductor layer nearest to a center of the capacitor element in a width direction.Type: ApplicationFiled: March 13, 2015Publication date: May 19, 2016Inventors: Hirobumi ADACHI, Mitsuru IKEDA, Hitoaki KIMURA
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Patent number: 9214282Abstract: A length of a first-side outer electrode is E1, a length of a second-side outer electrode is E3, a length of a center outer electrode is E2, a distance between the first-side outer electrode and the center outer electrode is ME1, a distance between the center outer electrode and the second-side outer electrode is ME2, a length of a capacitor element is L, a width from an edge of the first side second extending portion closer to a third surface to the third surface is M1L, a width from an edge of the first side second extending portion closer to a fourth surface to an edge of the first-side outer electrode on a first surface is M1R, a width from an edge of the first extending portion closer to the third surface to an edge of the center outer electrode on the first surface closer to the third surface is M2L, and a width from an edge of the first extending portion closer to the fourth surface to an edge of the center outer electrode on the first surface closer to the fourth surface is M2R, such that E1+ME1+E2+METype: GrantFiled: December 8, 2014Date of Patent: December 15, 2015Assignee: Murata Manufacturing Co., Ltd.Inventors: Mitsuru Ikeda, Hirobumi Adachi, Hitoaki Kimura, Takashi Sawada