Patents by Inventor Kouta Muneyasu
Kouta Muneyasu 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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Publication number: 20240079184Abstract: A solid electrolytic capacitor includes a capacitor element. The capacitor element includes an anode foil including a base material part and a porous part disposed on a surface of the base material part, a dielectric layer disposed on at least a part of a surface of the anode foil, a solid electrolyte layer covering at least a part of the dielectric layer, and a cathode lead-out layer covering at least a part of the solid electrolyte layer. The anode foil includes an anode section on which the solid electrolyte layer is not disposed, a cathode formation section on which the solid electrolyte layer is disposed, and a separation section located between the anode section and the cathode formation section. A first insulating material is disposed on a surface of the porous part in the separation section. And at least a part of a region of the porous part that is covered with the first insulating material includes a second insulating material.Type: ApplicationFiled: November 15, 2023Publication date: March 7, 2024Inventors: Kei HIROTA, Kyohei IWAOKA, Hitoshi FUKUI, Daisuke USA, Kouta MUNEYASU, Hiroki NAGAYAMA
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Patent number: 11862406Abstract: A solid electrolytic capacitor includes a capacitor element. The capacitor element includes an anode foil including a base material part and a porous part disposed on a surface of the base material part, a dielectric layer disposed on at least a part of a surface of the anode foil, a solid electrolyte layer covering at least a part of the dielectric layer, and a cathode lead-out layer covering at least a part of the solid electrolyte layer. The anode foil includes an anode section on which the solid electrolyte layer is not disposed, a cathode formation section on which the solid electrolyte layer is disposed, and a separation section located between the anode section and the cathode formation section. A first insulating material is disposed on a surface of the porous part in the separation section. And at least a part of a region of the porous part that is covered with the first insulating material includes a second insulating material.Type: GrantFiled: January 23, 2020Date of Patent: January 2, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kei Hirota, Kyohei Iwaoka, Hitoshi Fukui, Daisuke Usa, Kouta Muneyasu, Hiroki Nagayama
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Patent number: 11417471Abstract: Disclosed is a solid electrolytic capacitor 1 including capacitor elements 2A to 2C, an anode terminal 4, and a resin package body enclosing at least the capacitor elements, the capacitor elements 2A to 2C each including an anode body 6 having a porous portion as a surface layer, a dielectric layer 7, and a cathode part 8 covering at least part of the dielectric layer 7. The anode body 9 has a cathode forming portion and an anode thin-thickness portion adjacent to the cathode forming portion. The dielectric layer 7 covers at least part of a surface of the porous portion in the cathode forming portion. The porous portion is removed in the anode thin-thickness portion or is thinner in the anode thin-thickness portion than in the cathode forming portion. The anode body is connected to the anode terminal 4 at the anode thin-thickness portion.Type: GrantFiled: October 10, 2019Date of Patent: August 16, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Atsushi Tanaka, Kouta Muneyasu
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Publication number: 20220102081Abstract: A solid electrolytic capacitor includes a capacitor element. The capacitor element includes an anode foil including a base material part and a porous part disposed on a surface of the base material part, a dielectric layer disposed on at least a part of a surface of the anode foil, a solid electrolyte layer covering at least a part of the dielectric layer, and a cathode lead-out layer covering at least a part of the solid electrolyte layer. The anode foil includes an anode section on which the solid electrolyte layer is not disposed, a cathode formation section on which the solid electrolyte layer is disposed, and a separation section located between the anode section and the cathode formation section. A first insulating material is disposed on a surface of the porous part in the separation section. And at least a part of a region of the porous part that is covered with the first insulating material includes a second insulating material.Type: ApplicationFiled: January 23, 2020Publication date: March 31, 2022Inventors: KEI HIROTA, KYOHEI IWAOKA, HITOSHI FUKUI, DAISUKE USA, KOUTA MUNEYASU, HIROKI NAGAYAMA
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Patent number: 11232913Abstract: Provided is an electrolytic capacitor including: a capacitor element including an anode body, a dielectric layer formed on the anode body, a solid electrolyte layer formed on the dielectric layer, and a cathode layer formed on the solid electrolyte layer; lead terminals each connected to the anode body and the cathode layer; and a packaging member covering at least part of the capacitor element. The packaging member includes a side wall that is electrically conductive, and a bottom face, with at least one of the lead terminals partially exposed from the bottom face. An insulating member is interposed between a first end of the side wall and the lead terminal exposed from the bottom face, the first end being near the bottom face.Type: GrantFiled: January 12, 2018Date of Patent: January 25, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masahiro Sato, Kouta Muneyasu, Hiroshi Takeda, Mina Sato, Junji Kojima, Yuichiro Yamada
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Patent number: 11062854Abstract: A solid electrolytic capacitor includes an element laminated body, an anode lead, a cathode lead, a coating layer, and an outer packaging resin. In the element laminated body, a plurality of capacitor elements each having an anode part and a cathode part are laminated. The anode lead is connected to a laminated anode part of the element laminated body. The laminated anode part is a part laminated by a plurality of anode part which include the anode part. The cathode lead is connected to a laminated cathode part of the element laminated body. The laminated cathode part is a part laminated by a plurality of cathode part which include the cathode part. The coating layer fills at least a part of a gap between the plurality of capacitor elements. The outer packaging resin seals the element laminated body together with a part of the anode lead and a part of the cathode lead.Type: GrantFiled: June 4, 2019Date of Patent: July 13, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroki Nagayama, Kouta Muneyasu, Makoto Nagashima
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Patent number: 11049663Abstract: An electrolytic capacitor includes a capacitor element, a lead member electrically connected to the capacitor element, an outer packaging member in which the capacitor element and a part of the lead member are sealed, and a heat barrier layer that covers at least a part of the outer packaging member. The heat barrier layer has an electrical insulation property, and contains at least one of metallic oxide and metal hydroxide.Type: GrantFiled: July 5, 2019Date of Patent: June 29, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kouta Muneyasu, Masahiro Sato, Naomi Kurihara, Keita Uenaka
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Publication number: 20200118765Abstract: Disclosed is a solid electrolytic capacitor 1 including capacitor elements 2A to 2C, an anode terminal 4, and a resin package body enclosing at least the capacitor elements, the capacitor elements 2A to 2C each including an anode body 6 having a porous portion as a surface layer, a dielectric layer 7, and a cathode part 8 covering at least part of the dielectric layer 7. The anode body 9 has a cathode forming portion and an anode thin-thickness portion adjacent to the cathode forming portion. The dielectric layer 7 covers at least part of a surface of the porous portion in the cathode forming portion. The porous portion is removed in the anode thin-thickness portion or is thinner in the anode thin-thickness portion than in the cathode forming portion. The anode body is connected to the anode terminal 4 at the anode thin-thickness portion.Type: ApplicationFiled: October 10, 2019Publication date: April 16, 2020Inventors: Atsushi TANAKA, Kouta MUNEYASU
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Publication number: 20190333705Abstract: Provided is an electrolytic capacitor including: a capacitor element including an anode body, a dielectric layer formed on the anode body, a solid electrolyte layer formed on the dielectric layer, and a cathode layer formed on the solid electrolyte layer; lead terminals each connected to the anode body and the cathode layer; and a packaging member covering at least part of the capacitor element. The packaging member includes a side wall that is electrically conductive, and a bottom face, with at least one of the lead terminals partially exposed from the bottom face. An insulating member is interposed between a first end of the side wall and the lead terminal exposed from the bottom face, the first end being near the bottom face.Type: ApplicationFiled: January 12, 2018Publication date: October 31, 2019Inventors: Masahiro SATO, Kouta MUNEYASU, Hiroshi TAKEDA, Mina SATO, Junji KOJIMA, Yuichiro YAMADA
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Publication number: 20190333703Abstract: An electrolytic capacitor includes a capacitor element, a lead member electrically connected to the capacitor element, an outer packaging member in which the capacitor element and a part of the lead member are sealed, and a heat barrier layer that covers at least a part of the outer packaging member. The heat barrier layer has an electrical insulation property, and contains at least one of metallic oxide and metal hydroxide.Type: ApplicationFiled: July 5, 2019Publication date: October 31, 2019Inventors: KOUTA MUNEYASU, MASAHIRO SATO, NAOMI KURIHARA, KEITA UENAKA
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Publication number: 20190287732Abstract: A solid electrolytic capacitor includes an element laminated body, an anode lead, a cathode lead, a coating layer, and an outer packaging resin. In the element laminated body, a plurality of capacitor elements each having an anode part and a cathode part are laminated. The anode lead is connected to a laminated anode part of the element laminated body. The laminated anode part is a part laminated by a plurality of anode part which include the anode part. The cathode lead is connected to a laminated cathode part of the element laminated body. The laminated cathode part is a part laminated by a plurality of cathode part which include the cathode part. The coating layer fills at least a part of a gap between the plurality of capacitor elements. The outer packaging resin seals the element laminated body together with a part of the anode lead and a part of the cathode lead.Type: ApplicationFiled: June 4, 2019Publication date: September 19, 2019Inventors: HIROKI NAGAYAMA, KOUTA MUNEYASU, MAKOTO NAGASHIMA
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Patent number: 9640326Abstract: A solid electrolytic capacitor includes a capacitor element, a negative terminal, a positive terminal, and a resin package covering the capacitor element. The negative terminal and the positive terminal are joined respectively to a negative electrode section and a positive electrode section of the capacitor element. The negative terminal has a mount portion, a protruding portion, and a collecting portion. The mount portion has the negative electrode section disposed thereon, and is joined to an underside of the negative electrode via a conductive bonding portion. The protruding portion protrudes from a side edge of the mount portion in a same plane as the mount portion, and has a width narrowed stepwise in a protruding direction. The collecting portion is provided adjacent to a side edge of a part where the protruding portion is narrowed stepwise, and accommodates a part of the conductive bonding portion.Type: GrantFiled: September 5, 2013Date of Patent: May 2, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Katsuhisa Ishizaki, Kouta Muneyasu
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Publication number: 20150262759Abstract: A solid electrolytic capacitor includes a capacitor element, a negative terminal, a positive terminal, and a resin package covering the capacitor element. The negative terminal and the positive terminal are joined respectively to a negative electrode section and a positive electrode section of the capacitor element. The negative terminal has a mount portion, a protruding portion, and a collecting portion. The mount portion has the negative electrode section disposed thereon, and is joined to an underside of the negative electrode via a conductive bonding portion. The protruding portion protrudes from a side edge of the mount portion in a same plane as the mount portion, and has a width narrowed stepwise in a protruding direction. The collecting portion is provided adjacent to a side edge of a part where the protruding portion is narrowed stepwise, and accommodates a part of the conductive bonding portion.Type: ApplicationFiled: September 5, 2013Publication date: September 17, 2015Inventors: Katsuhisa Ishizaki, Kouta Muneyasu