Patents by Inventor Mitsuhiro Sato

Mitsuhiro Sato 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).

  • Publication number: 20230324829
    Abstract: A toner container includes a storage portion configured to store toner and a communicating member including a receiving port, a discharge port, and a passage. The passage includes a first inclined surface and a second inclined surface connecting the first inclined surface and the discharge port to each other. When viewed in a third direction perpendicularly intersecting with both of a first direction and a second direction, the first inclined surface is inclined with respect to the second direction such that a more downstream portion of the first inclined surface in the first direction is closer to the discharge port in the second direction, and the second inclined surface is inclined with respect to the second direction such that a more downstream portion of the second inclined surface in the first direction is closer to the discharge port in the second direction.
    Type: Application
    Filed: June 9, 2023
    Publication date: October 12, 2023
    Inventors: HIROYUKI MUNETSUGU, HIROSHI TAKARADA, MITSUHIRO SATO
  • Patent number: 11783999
    Abstract: A multilayer coil array includes an element body including a magnetic layer; first and second built-in coils; and first to fourth outer electrodes connected to the first and second coils. A non-magnetic layer is provided between the first and second coils. The first and second coils are each formed by a plurality of coil conductors being connected to each other. At least one out of a coil conductor of the first coil that is closest to the second coil among the plurality of coil conductors of the first coil and a coil conductor of the second coil that is closest to the first coil among the plurality of coil conductors of the second coil contacts the non-magnetic layer. The length of a coil conductor layer that contacts the non-magnetic layer of the coil conductor contacting the non-magnetic layer is different from the length of the other coil conductor layers.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: October 10, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Mitsuhiro Sato, Ryohei Kawabata
  • Patent number: 11749448
    Abstract: A laminated electronic component includes a body including a magnetic layer containing magnetic particles; a coil provided within the body; and outer electrodes provided on a bottom surface of the body and each electrically connected to any one of end portions of the coil. In a cross-section perpendicular to the bottom surface of the body, a side surface of each outer electrode has a recess-shaped wedge portion, and a part of the body enters the wedge portion. At the bottom surface of the body, at least a part of a surface of each outer electrode is located outward of the bottom surface of the body.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: September 5, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Mitsuhiro Sato, Daisuke Takahashi, Ryohei Kawabata
  • Patent number: 11694834
    Abstract: A coil array component including an element assembly that includes a filler and a resin material, a first coil portion and a second coil portion that are embedded in the element assembly and that are composed of a first coil conductor and a second coil conductor, respectively, and four outer electrodes electrically connected to the first coil portion and the second coil portion. Also, the first coil conductor and the second coil conductor are covered with a glass layer.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: July 4, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Keiichi Yoshinaka, Katsuhisa Imada, Mitsuhiro Sato, Ryohei Kawabata
  • Publication number: 20230205113
    Abstract: A developer container includes a pouch, a communication member, and a cap. A marking including an arrowhead part and a parting line are formed on an outer peripheral surface of the cap. A rear end of the arrowhead part is disposed between a first position that is a position 45° upstream from a reference position in a direction of rotation and a second position that is a position 45° downstream in the direction of rotation. The rear end of the arrowhead part overlaps the parting line.
    Type: Application
    Filed: December 15, 2022
    Publication date: June 29, 2023
    Inventors: HIROYUKI MUNETSUGU, MITSUHIRO SATO, SHINJIRO TOBA
  • Publication number: 20230176503
    Abstract: A toner container includes a toner accommodating portion, a discharge portion, a shutter, a sealing member, and a guiding portion. In a case where a direction from the toner accommodating portion toward the discharge portion in a rotational axis direction is a first direction, where a direction opposite to the first direction is a second direction, and where an end portion of the sealing member on a downstream side of the first direction is a first end portion, a downstream end portion of the guiding portion is positioned downstream of the first end portion of the sealing member with respect to the first direction. The downstream end portion of the guiding portion overlaps with the sealing member as viewed in the rotational axis direction, and includes an inclined surface inclined so as to approach the contact surface of the seal member as it goes in the second direction.
    Type: Application
    Filed: December 7, 2022
    Publication date: June 8, 2023
    Inventors: Yuichi Fukui, Goshi Ozaki, Mitsuhiro Sato, Tetsushi Uneme, Hiroyuki Munetsugu
  • Publication number: 20230152729
    Abstract: A container for accommodating a content of powder or a liquid includes an accommodating portion; an end portion including a rotatable member and a discharging portion which includes a discharge opening and a passage, wherein the end portion is on a side opposite from the accommodating portion with respect to a rotational axis direction; and a flange portion extending in a radial direction of a phantom circle about the rotational axis, wherein as viewed in the rotational axis direction, an outer edge of the flange portion includes an arcuate portion which is on an outermost side of the end portion with respect to the radial direction and which is formed along the phantom circle about the rotational axis and includes a connecting portion which connects a first point and a second point on the phantom circle and which is provided in a region inside the phantom circle.
    Type: Application
    Filed: November 9, 2022
    Publication date: May 18, 2023
    Inventors: Shinjiro Toba, Hiroyuki Munetsugu, Mitsuhiro Sato
  • Publication number: 20230096202
    Abstract: A toner container includes a toner storage unit, a container base portion including a discharge port provided on an outer surface of the container base portion, the outer surface extending in a first direction, the discharge port communicating with the toner storage unit, and a container shutter configured to be rotatable about a rotation axis extending in a direction along the first direction between a shielding position and an open position. The container base portion includes an engaging portion configured to be engaged with an engaged portion of the image forming apparatus so that rotation of the container base portion with respect to the image forming apparatus about the rotation axis is restricted. At least a part of the engaging portion of the container base portion is exposed from the container shutter in a case where the container shutter is in the shielding position.
    Type: Application
    Filed: December 2, 2022
    Publication date: March 30, 2023
    Inventors: Masaaki Sato, Hiroyuki Munetsugu, Isao Koishi, Hiroshi Takarada, Shoei Katsuya, Shunsuke Hijinkata, Goshi Ozaki, Mitsuhiro Sato
  • Publication number: 20230096298
    Abstract: A container for accommodating a content of powder or a liquid includes an accommodating portion for accommodating the content; a top end portion including a discharging portion and a shielding member, wherein the discharging portion includes a discharge opening for discharging the content to an outside of the container and a passage for permitting passing of the content toward the discharge opening, and the shielding member shields the discharge opening; and a cap detachably mounted to the top end portion, wherein the cap includes a main body portion covering at least a part of the top end portion and a fixing portion fixed to the top end portion and connected to the main body portion, and wherein the main body portion of the cap is separated from the fixing portion by being rotated about a rotational axis thereof relative to the top end portion.
    Type: Application
    Filed: September 19, 2022
    Publication date: March 30, 2023
    Inventors: Mitsuhiro Sato, Yukio Kubo, Hiroyuki Munetsugu, Takashi Kimura, Yuko Harada
  • Patent number: 11600426
    Abstract: A multilayer coil array includes an element body; first and second built-in coils; and first to fourth outer electrodes provided on the element body. A non-magnetic layer is provided between the first and second coils. An end of the first coil extending from the coil conductor closest to the second coil among the plurality of coil conductors of the first coil is connected to the first outer electrode and another end of the first coil is connected to the second outer electrode. An end of the second coil extending from the coil conductor closest to the first coil among the plurality of coil conductors of the second coil is connected to the third outer electrode and another end portion of the second coil is connected to the fourth outer electrode. The second and fourth outer electrodes are connected to output terminals of a switching element of a DC-DC converter.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 7, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Mitsuhiro Sato, Ryohei Kawabata
  • Patent number: 11600428
    Abstract: A coil component includes an element body including a magnetic portion containing metal particles and a coil conductor embedded in the magnetic portion, and at least a pair of outer electrodes disposed on the element body and electrically connected to the coil conductor. The magnetic portion includes a region A containing metal particles having a relatively small average particle size and a region B containing metal particles having a relatively large average particle size. The region A is present between outer electrodes of the pair of outer electrodes and the coil conductor.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: March 7, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Mitsuhiro Sato
  • Patent number: 11538619
    Abstract: A coil component including an element assembly that includes a support substrate having a cavity, a first coil disposed on a first principal surface of the support substrate, a second coil disposed on a second principal surface of the support substrate, and a magnetic portion. The coil component further includes first and second outer electrodes electrode electrically coupled to the first coil, and third and further outer electrodes electrically coupled to the second coil. Each outer electrode is disposed on the surface of the element assembly. The cavity of the support substrate, the core portion of the first coil, and the core portion of the second coil overlap at least one another when viewed in the direction perpendicular to the principal surface. The magnetic portion is disposed in at least the cavity and the two core portions. Also, the support substrate is formed of sintered ferrite.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: December 27, 2022
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Mitsuhiro Sato, Ryohei Kawabata
  • Publication number: 20220404738
    Abstract: An image forming apparatus to which a toner container is detachably mountable includes a mounting portion to which the toner container is detachably mountable and which includes a receiving port for receiving toner supplied from the toner container, a passage for permitting passing of the toner received through the receiving port and provided with a through hole, and a filter portion provided so as to cover the through hole and for permitting passing of air; and an accommodating portion configured to accommodate the toner received through the receiving port. At least a part of the through hole overlaps with the receiving port as viewed in a horizontal direction perpendicular to a direction of gravitation.
    Type: Application
    Filed: August 29, 2022
    Publication date: December 22, 2022
    Inventors: Shinjiro Toba, Hiroshi Takarada, Hiroyuki Munetsugu, Goshi Ozaki, Sohta Sugimoto, Mitsuhiro Sato, Shinichi Nishida, Yuichi Fukui, Yukio Kubo
  • Publication number: 20220075286
    Abstract: An image forming apparatus includes: a main body; a developing cartridge having a housing, a memory medium, a memory medium unit, a developer carrier, and a protrusion portion in the longitudinal direction of the developer carrier; and a tray having a frame, an image bearing member, a guide member provided at one end in the longitudinal direction, an electric contact portion with the memory medium, and a memory unit support portion. The guide member includes a portion which functions as a memory unit support portion, and a downstream portion located downstream of the memory unit support portion in the mounting direction of the developing cartridge. The memory unit support portion guides the protrusion portion to the downstream portion when the developing cartridge is mounted on the frame.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 10, 2022
    Inventors: Yu Fukasawa, Yukio Kubo, Daisuke Abe, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai
  • Patent number: 11204566
    Abstract: An image forming apparatus includes a tray movable between a position housed in a main body and a drawn-out position withdrawn from the main body. The tray includes a frame on which a developing cartridge is mountable, an image bearing member that faces a developer carrier when the developing cartridge is mounted on the frame, an electrical contact portion which abuts on and is electrically connected to a memory medium when the developing cartridge is mounted on the frame, a guide member provided at one end of the developing cartridge when it is mounted on the frame for guiding a protrusion portion and the memory medium unit, the guide member including a portion which abuts on the protrusion portion so that the protrusion portion is positioned, and a memory unit support portion which supports the memory medium unit when the developing cartridge is mounted on the frame.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: December 21, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yu Fukasawa, Yukio Kubo, Daisuke Abe, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai
  • Patent number: 11152148
    Abstract: A coil component includes an element body, a coil provided in the element body, and an outer electrode provided in the element body and electrically connected to the coil. The outer electrode is embedded in one surface of the element body such that a protruding portion, which is a portion of the outer electrode, protrudes from the one surface of the element body. Also, a thickness of an embedded portion, which is a portion of the outer electrode and is embedded in the one surface of the element body, is larger than a thickness of the protruding portion of the outer electrode protruding from the one surface of the element body in thickness in a direction perpendicular to the one surface of the element body.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: October 19, 2021
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Yasushi Takeda, Mitsuhiro Sato
  • Patent number: 11009574
    Abstract: A coil array component including an element assembly that includes a filler and a resin material, a first coil portion and a second coil portion that are embedded in the element assembly and that are composed of a first coil conductor and a second coil conductor, respectively, and four outer electrodes electrically connected to the first coil portion and the second coil portion. Also, four extension electrodes that extend from end surfaces of the element assembly to the bottom surface and are electrically connected to the outer electrodes on the bottom surface are further included. In addition, the extension electrodes are covered with insulating layers on end surfaces of the element assembly.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: May 18, 2021
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Keiichi Yoshinaka, Katsuhisa Imada, Mitsuhiro Sato, Ryohei Kawabata
  • Publication number: 20210018859
    Abstract: An image forming apparatus includes: a main body; a developing cartridge having a housing, a memory medium, a memory medium unit, a developer carrier, and a protrusion portion in the longitudinal direction of the developer carrier; and a tray having a frame, an image bearing member, a guide member provided at one end in the longitudinal direction, an electric contact portion with the memory medium, and a memory unit support portion. The guide member includes a portion which functions as a memory unit support portion, and a downstream portion located downstream of the memory unit support portion in the mounting direction of the developing cartridge. The memory unit support portion guides the protrusion portion to the downstream portion when the developing cartridge is mounted on the frame.
    Type: Application
    Filed: July 14, 2020
    Publication date: January 21, 2021
    Inventors: Yu Fukasawa, Yukio Kubo, Daisuke Abe, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai
  • Publication number: 20200312525
    Abstract: A coil component including an element assembly that includes a support substrate having a cavity, a first coil disposed on a first principal surface of the support substrate, a second coil disposed on a second principal surface of the support substrate, and a magnetic portion. The coil component further includes first and second outer electrodes electrode electrically coupled to the first coil, and third and further outer electrodes electrically coupled to the second coil. Each outer electrode is disposed on the surface of the element assembly. The cavity of the support substrate, the core portion of the first coil, and the core portion of the second coil overlap at least one another when viewed in the direction perpendicular to the principal surface. The magnetic portion is disposed in at least the cavity and the two core portions. Also, the support substrate is formed of sintered ferrite.
    Type: Application
    Filed: March 25, 2020
    Publication date: October 1, 2020
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Mitsuhiro SATO, Ryohei KAWABATA
  • Publication number: 20200211758
    Abstract: A coil component includes an element body including a magnetic portion containing metal particles and a coil conductor embedded in the magnetic portion, and at least a pair of outer electrodes disposed on the element body and electrically connected to the coil conductor. The magnetic portion includes a region A containing metal particles having a relatively small average particle size and a region B containing metal particles having a relatively large average particle size. The region A is present between outer electrodes of the pair of outer electrodes and the coil conductor.
    Type: Application
    Filed: December 18, 2019
    Publication date: July 2, 2020
    Applicant: Murata Manufacturing Co., Ltd.
    Inventor: Mitsuhiro SATO