Patents by Inventor Akio Katsube
Akio Katsube 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: 11889625Abstract: A module includes: a wiring board as a ceramic board having a first main surface; a first component and a second component that are mounted on the first main surface; at least one conductive member disposed on the first main surface between the first component and the second component; a sealing resin that seals the first component, the second component, and the conductive member; and a shield film that covers an upper surface and a side surface of the sealing resin and a side surface of the wiring board. The shield film is electrically connected to a ground conductor. The conductive member is formed by firing simultaneously with the wiring board, and electrically connected to the ground conductor and electrically connected to the shield film.Type: GrantFiled: December 15, 2021Date of Patent: January 30, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Akio Katsube
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Patent number: 11510311Abstract: An electronic component module (100) includes a module board (10) having electronic components (40) mounted on at least one of a first surface (front surface) (12) and a second surface (back surface) (14), mold portions (22 and 23), and a shield (32). The mold portions (22 and 23) cover the mounted electronic components (40). The shield (32) covers at least a part of the mold portions (22 and 23) and the side surfaces of the module board (10). Protrusions (15) protruding from the side surfaces are formed on the module board (10). The shield (32) is separated by the protrusions (15).Type: GrantFiled: March 11, 2021Date of Patent: November 22, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Issei Yamamoto, Akio Katsube
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Patent number: 11302593Abstract: An electronic component package (100) includes a resin layer (40), an electronic component (10), a grounding member (30), and a conductor film (50). The grounding member (30) includes a multilayer body (31) and an outer conductor (32) disposed at an end portion of the multilayer body (31) in a lamination direction. The multilayer body (31) includes at least one resin film (31a) and at least one pattern conductor (31b) laminated one on another, and at least one via conductor (31c) extending in the lamination direction and connected to the outer conductor (32). In the multilayer body (31), at least one of the pattern conductor (31b) has at least part of a circumference connected to a conductor film (50) and electrically connected to the via conductor (31c). Part of an external terminal and part of the outer conductor (32) are exposed from an identical surface of the resin layer (40).Type: GrantFiled: July 14, 2020Date of Patent: April 12, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Yoshitaka Matsukawa, Yoichi Takagi, Akio Katsube, Yoshitaka Echikawa
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Publication number: 20220110211Abstract: A module includes: a wiring board as a ceramic board having a first main surface; a first component and a second component that are mounted on the first main surface; at least one conductive member disposed on the first main surface between the first component and the second component; a sealing resin that seals the first component, the second component, and the conductive member; and a shield film that covers an upper surface and a side surface of the sealing resin and a side surface of the wiring board. The shield film is electrically connected to a ground conductor. The conductive member is formed by firing simultaneously with the wiring board, and electrically connected to the ground conductor and electrically connected to the shield film.Type: ApplicationFiled: December 15, 2021Publication date: April 7, 2022Inventor: Akio KATSUBE
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Publication number: 20220102255Abstract: An electronic component module includes a substrate, a connector, an electronic component, a conductor wall, an insulating resin, and a conductive shield film. The connector and the electronic component are mounted on a first main surface of the substrate. The conductor wall has a cylindrical shape, is mounted on the first main surface of the substrate, and includes an interior space in which the connector is disposed. The insulating resin is provided on the first main surface. The conductive shield film is provided on a surface of the insulating resin. The insulating resin covers the electronic component and is disposed outside the conductor wall except the interior space of the conductor wall.Type: ApplicationFiled: December 10, 2021Publication date: March 31, 2022Inventors: Hideki SHINKAI, Akio KATSUBE
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Patent number: 11276631Abstract: A module includes a substrate, a plurality of components on an upper surface of the substrate, a component on a lower surface of the substrate, solder balls on the lower surface, sealing resin layers stacked on the upper surface and the lower surface of the substrate, and a shield film covering a side surface and an upper surface of the module. Part of each solder ball is exposed from a surface of the sealing resin layer, and the exposed parts are shaped to protrude from the sealing resin layer. The module can be connected to a mother substrate by connecting the protruding parts of the solder balls. There are gaps between the solder balls and the sealing resin layer, and the occurrence of cracks in the solder balls can be suppressed by reducing stress arising from a difference in thermal expansion coefficient between the solder and the resin.Type: GrantFiled: December 17, 2019Date of Patent: March 15, 2022Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Yoshitaka Matsukawa, Akio Katsube
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Patent number: 11196405Abstract: An electronic component that includes an electronic element; a base member having an upper surface on which the electronic element is mounted; and a lid member bonded to the base member via a bonding member such that the electronic element is hermetically sealed therebetween. The bonding member is made of an insulating material containing a first metal. The lid member has an outermost layer formed on at least a surface of the lid member facing the base member. The outermost layer of the lid member has a solid solution layer of the first metal and a second metal at at least a portion of the outermost layer.Type: GrantFiled: January 23, 2018Date of Patent: December 7, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kouji Ishikawa, Akio Katsube, Takehito Ishihara, Takeshi Ono
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Patent number: 11178778Abstract: A high frequency module 1a includes a wiring board 2, multiple components 3a to 3d mounted on an upper surface 2a of the wiring board 2, a shield component 4 mounted between the component 3b and the component 3c, a sealing resin layer 5 that covers the components 3a to 3d and the shield component 4, and a shield film 6 that covers the surface of the sealing resin layer. A recess 10 is formed in an upper surface 5a of the sealing resin layer 5 so as to expose the shield component 4. The recess 10 is formed within a region surrounded by edges of the sealing resin layer 5 so as not to reach the side surfaces of the sealing resin layer 5. The shield film 6 further covers wall surfaces 10a of the recess 10 and part of the shield component 4 exposed through the recess 10.Type: GrantFiled: December 27, 2019Date of Patent: November 16, 2021Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Tadashi Nomura, Yuta Morimoto, Minoru Komiyama, Akio Katsube
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Publication number: 20210204395Abstract: An electronic component module (100) includes a module board (10) having electronic components (40) mounted on at least one of a first surface (front surface) (12) and a second surface (back surface) (14), mold portions (22 and 23), and a shield (32). The mold portions (22 and 23) cover the mounted electronic components (40). The shield (32) covers at least a part of the mold portions (22 and 23) and the side surfaces of the module board (10). Protrusions (15) protruding from the side surfaces are formed on the module board (10). The shield (32) is separated by the protrusions (15).Type: ApplicationFiled: March 11, 2021Publication date: July 1, 2021Inventors: Issei YAMAMOTO, Akio KATSUBE
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Publication number: 20200343152Abstract: An electronic component package (100) includes a resin layer (40), an electronic component (10), a grounding member (30), and a conductor film (50). The grounding member (30) includes a multilayer body (31) and an outer conductor (32) disposed at an end portion of the multilayer body (31) in a lamination direction. The multilayer body (31) includes at least one resin film (31a) and at least one pattern conductor (31b) laminated one on another, and at least one via conductor (31c) extending in the lamination direction and connected to the outer conductor (32). In the multilayer body (31), at least one of the pattern conductor (31b) has at least part of a circumference connected to a conductor film (50) and electrically connected to the via conductor (31c). Part of an external terminal and part of the outer conductor (32) are exposed from an identical surface of the resin layer (40).Type: ApplicationFiled: July 14, 2020Publication date: October 29, 2020Inventors: Yoshitaka MATSUKAWA, Yoichi TAKAGI, Akio KATSUBE, Yoshitaka ECHIKAWA
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Publication number: 20200137893Abstract: A high frequency module 1a includes a wiring board 2, multiple components 3a to 3d mounted on an upper surface 2a of the wiring board 2, a shield component 4 mounted between the component 3b and the component 3c, a sealing resin layer 5 that covers the components 3a to 3d and the shield component 4, and a shield film 6 that covers the surface of the sealing resin layer. A recess 10 is formed in an upper surface 5a of the sealing resin layer 5 so as to expose the shield component 4. The recess 10 is formed within a region surrounded by edges of the sealing resin layer 5 so as not to reach the side surfaces of the sealing resin layer 5. The shield film 6 further covers wall surfaces 10a of the recess 10 and part of the shield component 4 exposed through the recess 10.Type: ApplicationFiled: December 27, 2019Publication date: April 30, 2020Inventors: Tadashi NOMURA, Yuta MORIMOTO, Minoru KOMIYAMA, Akio KATSUBE
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Publication number: 20200118913Abstract: A module includes a substrate, a plurality of components on an upper surface of the substrate, a component on a lower surface of the substrate, solder balls on the lower surface, sealing resin layers stacked on the upper surface and the lower surface of the substrate, and a shield film covering a side surface and an upper surface of the module. Part of each solder ball is exposed from a surface of the sealing resin layer, and the exposed parts are shaped to protrude from the sealing resin layer. The module can be connected to a mother substrate by connecting the protruding parts of the solder balls. There are gaps between the solder balls and the sealing resin layer, and the occurrence of cracks in the solder balls can be suppressed by reducing stress arising from a difference in thermal expansion coefficient between the solder and the resin.Type: ApplicationFiled: December 17, 2019Publication date: April 16, 2020Inventors: Yoshitaka MATSUKAWA, Akio KATSUBE
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Publication number: 20180159501Abstract: An electronic component that includes an electronic element; a base member having an upper surface on which the electronic element is mounted; and a lid member bonded to the base member via a bonding member such that the electronic element is hermetically sealed therebetween. The bonding member is made of an insulating material containing a first metal. The lid member has an outermost layer formed on at least a surface of the lid member facing the base member. The outermost layer of the lid member has a solid solution layer of the first metal and a second metal at at least a portion of the outermost layer.Type: ApplicationFiled: January 23, 2018Publication date: June 7, 2018Inventors: KOUJI ISHIKAWA, Akio Katsube, Takehito Ishihara, Takeshi Ono
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Patent number: 9472351Abstract: A solid electrolytic capacitor that includes a capacitor element; an exterior resin; an anode lead terminal; and a cathode lead terminal. The anode lead terminal has a Cu base material, and an Au-plating layer formed thereon, and includes an Au region where the Au-plating layer as a surface layer is formed, and a Cu region where the Au-plating layer is not formed. The cathode lead terminal includes a base material, and an Au-plating layer as a surface layer of the cathode lead terminal, which is formed on the base material, and an anode section of the capacitor element is connected to the Cu region of the anode lead terminal.Type: GrantFiled: January 7, 2015Date of Patent: October 18, 2016Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Akio Katsube, Hiroki Kitayama, Shinji Otani, Koji Murata
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Patent number: 9408311Abstract: A method of manufacturing an electronic component module includes sealing a surface of an aggregate substrate on which a plurality of electronic components are mounted with a sealing resin and cutting boundary portions between electronic component modules from an outer surface of the sealing resin to a position at least partially through the aggregate substrate to form first grooves. A shield layer is formed by coating the outer surface of the sealing resin with a conductive resin and filling the first grooves with the conductive resin, and recesses are formed at positions on the shield layer where the first grooves are formed. The boundary portions between electronic component modules are cut along the corresponding recesses so that second grooves each having a width smaller than the width of a corresponding one of the recesses are formed, and the aggregate substrate is singulated into the individual electronic component modules.Type: GrantFiled: July 5, 2013Date of Patent: August 2, 2016Assignee: Murata Manufacturing Co., Ltd.Inventors: Koichi Kanryo, Akio Katsube, Shunsuke Kitamura
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Publication number: 20160189866Abstract: A method for forming an external electrode of an electronic component, which can apply sufficient conductive paste to even an end, and is able to enhance reliability as an electronic component. In the method for forming an external electrode of an electronic component, a conductive paste is applied to a printing target through a metal mask composed of a hole and a mesh portion disposed to surround the outer perimeter of the hole. The metal mask has the outer perimeter of the hole located inside a printing region of the printing target, and the outer perimeter of the mesh portion is located outside the printing region of the printing target.Type: ApplicationFiled: March 9, 2016Publication date: June 30, 2016Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Shunsuke KITAMURA, Akio KATSUBE
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Publication number: 20150194270Abstract: A solid electrolytic capacitor that includes a capacitor element; an exterior resin; an anode lead terminal; and a cathode lead terminal. The anode lead terminal has a Cu base material, and an Au-plating layer formed thereon, and includes an Au region where the Au-plating layer as a surface layer is formed, and a Cu region where the Au-plating layer is not formed. The cathode lead terminal includes a base material, and an Au-plating layer as a surface layer of the cathode lead terminal, which is formed on the base material, and an anode section of the capacitor element is connected to the Cu region of the anode lead terminal.Type: ApplicationFiled: January 7, 2015Publication date: July 9, 2015Inventors: Akio Katsube, Hiroki Kitayama, Shinji Otani, Koji Murata
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Patent number: 8982537Abstract: In a solid electrolytic capacitor, resistance welding is carried out to bond a valve metal substrate and a spacer together while controlling a welding current so that only a bonding material provided in spacers and having a relatively low melting point is melted. At least a portion of the bonding material provided in the spacer penetrates an etching part of the valve metal substrate, and thickness Ta of a core part located at a positive electrode part in the valve metal substrate and thickness Tc of the core part located at a negative electrode part satisfy the requirement of |Tc?Ta|/TcĂ—100?10[%].Type: GrantFiled: August 29, 2012Date of Patent: March 17, 2015Assignee: Murata Manufacturing Co., Ltd.Inventors: Hiroki Kitayama, Akio Katsube
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Patent number: 8726494Abstract: An elastic material, in which at least the surface thereof is adhesive and conductive, is provided on a plate, and while a substrate constituting a component of an electronic part is held on the surface of the elastic material by the adhesiveness of the elastic material, an element such as a semiconductor chip is mounted at a fixed location on the substrate.Type: GrantFiled: October 6, 2009Date of Patent: May 20, 2014Assignee: Murata Manufacturing Co., Ltd.Inventors: Akio Katsube, Hideo Nakagoshi, Hidemasa Kawai
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Publication number: 20130294034Abstract: A method of manufacturing an electronic component module includes sealing a surface of an aggregate substrate on which a plurality of electronic components are mounted with a sealing resin and cutting boundary portions between electronic component modules from an outer surface of the sealing resin to a position at least partially through the aggregate substrate to form first grooves. A shield layer is formed by coating the outer surface of the sealing resin with a conductive resin and filling the first grooves with the conductive resin, and recesses are formed at positions on the shield layer where the first grooves are formed. The boundary portions between electronic component modules are cut along the corresponding recesses so that second grooves each having a width smaller than the width of a corresponding one of the recesses are formed, and the aggregate substrate is singulated into the individual electronic component modules.Type: ApplicationFiled: July 5, 2013Publication date: November 7, 2013Inventors: Koichi KANRYO, Akio KATSUBE, Shunsuke KITAMURA