Patents by Inventor Norihisa ANDO

Norihisa ANDO 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).

  • Patent number: 10381157
    Abstract: A ceramic electronic device includes a chip component and a pair of metal terminals. The component includes a rectangular-parallelepiped element body having dielectrics and internal electrodes and a pair of terminal electrodes covering end surfaces of the body and a part of side surfaces of the body. The pair of metal terminals respectively has an engagement arm portion configured to hold the component. The terminal electrode includes first and second side surfaces. The first side surface has a predetermined side-surface electrode thickness. The second side surface is disposed farther from the end surface of the body than the first side surface and has the side-surface electrode thickness which is smaller than that of the first side surface. The arm portion contacts with the component at a position that is farther from the end surface of the body than the first side surface.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: August 13, 2019
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Katsumi Kobayashi, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Patent number: 10381158
    Abstract: An electronic device includes a chip component and a metal terminal. The chip component has an element body where internal electrodes are laminated inside and a terminal electrode formed outside the element body and connected with end parts of the internal electrodes. The metal terminal is connected with the terminal electrode of the chip component. The metal terminal includes an electrode face portion and a mount portion. The electrode face portion is arranged correspondingly with an end surface of the terminal electrode. The mount portion is mounted on a mount surface. The electrode face portion is provided with an opening portion so that a part of the terminal electrode corresponding with at least a part of the internal electrodes is exposed to the outside.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: August 13, 2019
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Sunao Masuda, Masahiro Mori, Kayou Matsunaga, Kosuke Yazawa
  • Patent number: 10350923
    Abstract: A thermal printer includes a frame having a first side plate portion and a second side plate portion, and a base portion which crosses over between the first side plate portion and the second side plate portion, a thermal head supported on the frame, a platen roller supported on respective shaft support portions of the first side plate portion and the second side plate portion, a drive source supported in a cantilevered state on a drive support portion of the first side plate portion, and is connected to the platen roller, an engaged portion arranged in the base portion, and an engagement portion which is connected to the drive source and is engageable with the engaged portion, and is configured to regulate displacement of the drive source with respect to the base portion.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: July 16, 2019
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando
  • Publication number: 20190206626
    Abstract: An electronic device includes a chip component and a metal terminal. The chip component includes an element body containing laminated internal electrodes and a terminal electrode formed outside the element body to connect with ends of the internal electrodes. The metal terminal is connectable with the terminal electrode of the chip component. The metal terminal includes an electrode facing portion, a holding portion, and a mount portion. A connection member connecting between the electrode facing portion and the end surface of the terminal electrode exists in a joint region in a predetermined range. A non-joint region is formed between an edge of the joint region and the holding portion. A non-joint gap between the electrode facing portion and the end surface of the terminal electrode becomes larger toward the holding portion in the non-joint region.
    Type: Application
    Filed: November 21, 2018
    Publication date: July 4, 2019
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Publication number: 20190164694
    Abstract: A ceramic electronic device includes a chip component, a metal terminal, and a conductive connection member. The component includes a terminal electrode surface on which a terminal electrode is formed. The metal terminal includes an opposing surface to the electrode surface. The connection member contains at least Sn and Sb and connects the terminal electrode surface and the opposing surface. The connection member includes a first part and a second part. In the first part, a distance between the terminal electrode surface and the opposing surface is a first distance, and Sb/Sn is a first value. In the second part, a distance between the terminal electrode surface and the opposing surface is a second distance being smaller than the first distance, and Sb/Sn is a second value being larger than the first value.
    Type: Application
    Filed: October 17, 2018
    Publication date: May 30, 2019
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Publication number: 20190157010
    Abstract: A metal terminal is connectable to terminal electrodes of chip components arranged side by side. The metal terminal includes units corresponding to each chip. Each unit includes an electrode facing portion, a pair of upper and lower holding portions, a mount portion, and protrusions. The electrode facing portion faces the electrode of the chip. The pair of upper and lower holding portions holds the chip. The mount portion is located below the lower holding portion of the electrode facing portion. The protrusions protrude from the electrode facing portion toward the electrode. The protrusions in each unit are arranged substantially line-symmetrically to a virtual center line passing through a middle point between the upper and lower holding portions.
    Type: Application
    Filed: October 19, 2018
    Publication date: May 23, 2019
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10276305
    Abstract: A ceramic electronic device includes a chip component, a pair of metal terminal portions, and a case. The metal terminal portion includes a terminal connection portion and a mount portion. The terminal connection portion faces a chip end surface and is connected with a terminal electrode. The mount portion is electrically connected with the terminal connection portion, extends toward a center substantially vertically to the chip end surface, and faces the chip component with a predetermined space. The case has a pair of case end walls sandwiching the pair of metal terminal portions from both sides and holding the chip component between the pair of metal terminal portions.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: April 30, 2019
    Assignee: TDK CORPORATION
    Inventors: Kosuke Yazawa, Norihisa Ando, Masahiro Mori, Sunao Masuda, Kayou Matsunaga
  • Publication number: 20190080842
    Abstract: An electronic device includes a chip component and a metal terminal. The metal terminal is connected with the chip component. The metal terminal includes an electrode facing portion and a holding portion. The electrode facing portion is arranged correspondingly with an end surface of the terminal electrode of the chip component. The holding portion holds the chip component. A space region between the electrode facing portion and the end surface of the terminal electrode includes a joint region and a non-joint region. In the joint region, a connection member connects the electrode facing portion and the end surface of the terminal electrode. The non-joint region is formed without the connection member between a periphery of the joint region and the holding portion.
    Type: Application
    Filed: September 5, 2018
    Publication date: March 14, 2019
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Publication number: 20190080841
    Abstract: A method of manufacturing an electronic device includes preparing a chip component with a terminal electrode. A terminal plate is prepared. A connection member is placed between an end surface of the terminal electrode and an inner surface of the terminal plate. The terminal plate and the terminal electrode are joined using the connection member by bringing a press head into contact with an outer surface of the terminal plate and pressing and heating the terminal plate against the terminal electrode.
    Type: Application
    Filed: September 5, 2018
    Publication date: March 14, 2019
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Kenichi INOUE, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10137713
    Abstract: A thermal printer includes a head block having a head support plate and a thermal head fixed to the head support plate, a platen roller brought into abutment against the thermal head through intermediation of recording paper, a wiring board drawn from the thermal head, a frame supporting the platen roller and the head support plate, and a recording paper sensor mounted to the wiring board and detecting the recording paper. The frame includes a guide wall arranged on upstream of the thermal head in a conveyance direction of the recording paper, the guide wall guiding the recording paper to the thermal head. The head block including a sensor holder mounted thereto, the sensor holder holding the recording paper sensor at a portion which is located between the thermal head and the guide wall in the conveyance direction.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: November 27, 2018
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando
  • Publication number: 20180311978
    Abstract: A thermal printer includes a frame, a platen roller supported on the frame so as to be rotatable about a first direction, a head support plate supported on the frame, and a thermal head fixed to the head support plate. The head nips paper between the roller in a second direction orthogonal to the first direction. The frame includes a swing support portion supporting the plate so that the plate is swingable about the first direction and a third direction orthogonal to the first direction and the second direction. The head is fixed to a portion of the plate located on a first side in the third direction with respect to the swing support portion. Between a portion of the plate located on a second side and the frame, an urging member configured to urge the plate in a direction of causing the head to approach the roller is interposed.
    Type: Application
    Filed: April 23, 2018
    Publication date: November 1, 2018
    Inventor: Norihisa ANDO
  • Patent number: 10102971
    Abstract: A first substrate includes a substrate main body including a first principal surface and a second principal surface opposing each other in a first direction, first and second connection electrodes disposed on the first principal surface, and third and fourth connection electrodes disposed on the second principal surface. A first metal terminal includes a first connection portion electrically connected with the first connection electrode, and a first leg portion extending from the first connection portion. A second metal terminal includes a second connection portion electrically connected with the fourth connection electrode, and a second leg portion extending from the second connection portion. A multilayer capacitor is disposed on the first principal surface side of the first substrate, and an overcurrent protection device is disposed on the second principal surface side of the first substrate. The second connection electrode and the third connection electrode are electrically connected to each other.
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: October 16, 2018
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Masahiro Mori, Sunao Masuda, Kayou Kusano
  • Publication number: 20180294100
    Abstract: An electronic device includes a chip component and an external terminal. The chip component includes a terminal electrode formed on an end surface of a ceramic element body containing an internal electrode. The external terminal includes a first end electrically connected with the terminal electrode and a second end disposed opposite to the first end and connected with a mounting surface. The external terminal includes a first metal and a second metal different from the first metal. The first metal and the second metal are alternately exposed on a surface of the external terminal.
    Type: Application
    Filed: March 28, 2018
    Publication date: October 11, 2018
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10096426
    Abstract: An electronic device includes a chip component with a terminal electrode formed on an end surface of a ceramic element body including an internal electrode and an external terminal electrically connected to the terminal electrode. The external terminal includes a terminal electrode connection part arranged to face the terminal electrode and a mounting connection part connectable to a mounting surface. The terminal electrode connection part includes a multilayer structure of a first metal connected to the terminal electrode, a second metal arranged outside the first metal, and a third metal arranged outside the second metal. A thermal expansion coefficient of the external terminal is smaller than that of the ceramic element body.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: October 9, 2018
    Assignee: TDK CORPORATION
    Inventors: Sunao Masuda, Katsumi Kobayashi, Masahiro Mori, Kayou Matsunaga, Norihisa Ando
  • Publication number: 20180286584
    Abstract: A ceramic electronic device includes a chip component and a pair of metal terminals. The component includes a rectangular-parallelepiped element body having dielectrics and internal electrodes and a pair of terminal electrodes covering end surfaces of the body and a part of side surfaces of the body. The pair of metal terminals respectively has an engagement arm portion configured to hold the component. The terminal electrode includes first and second side surfaces. The first side surface has a predetermined side-surface electrode thickness. The second side surface is disposed farther from the end surface of the body than the first side surface and has the side-surface electrode thickness which is smaller than that of the first side surface. The arm portion contacts with the component at a position that is farther from the end surface of the body than the first side surface.
    Type: Application
    Filed: March 22, 2018
    Publication date: October 4, 2018
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Katsumi KOBAYASHI, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10059126
    Abstract: A printer includes a platen roller configured to feed recording paper by nipping the recording paper with a thermal head; a frame which includes a shaft support portion configured to support the platen roller so that the platen roller is rotatable about an axis direction thereof; a drive source arranged on an inner side of the frame in the axial direction with respect to the shaft support portion; a planetary gear mechanism which is arranged on the inner side of the frame in the axial direction with respect to the shaft support portion and is configured to reduce power of the drive source; and a power transmission mechanism which is arranged on an outer side of the frame in the axial direction with respect to the shaft support portion and is configured to transmit power of the planetary gear mechanism to the platen roller.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: August 28, 2018
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando
  • Patent number: 10059135
    Abstract: A thermal printer includes a platen roller, a thermal head, a head support plate, a frame including a platen roller support portion, a turn support portion configured to support the head support plate, and an urging member configured to urge the head support plate in a direction in which the thermal head approaches the platen roller. The thermal head is fixed to an opposed surface of the head support plate, which is in a first region located on one side with respect to the turn support portion, and is opposed to the platen roller in the first direction. The urging member is interposed between the opposed surface of the head support plate in a second region, which is located on another side with respect to the turn support portion and an urging member support portion of the frame.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: August 28, 2018
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando
  • Publication number: 20180211783
    Abstract: A ceramic electronic device includes multiple chip components and a pair of metal terminal portions. The chip components consist of a pair of chip end surfaces and four chip side surfaces. Terminal electrodes are formed on the pair of chip end surfaces. The pair of metal terminal portions is arranged correspondingly with the pair of chip end surfaces. Each of the pair of metal terminal portions includes an electrode face portion, a pair of engagement arm portions, and a mount portion. The electrode face portion faces the chip end surface. The pair of engagement arm portions sandwich and hold the chip component. The mount portion extends from one of terminal second sides toward the chip component and is partially substantially vertical to the electrode face portion. The electrode face portion has a slit.
    Type: Application
    Filed: November 21, 2017
    Publication date: July 26, 2018
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Katsumi KOBAYASHI, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Publication number: 20180211784
    Abstract: A ceramic electronic device includes multiple chip components and a pair of metal terminal portions. The chip components consist of a pair of chip end surfaces and four chip side surfaces. Terminal electrodes are formed on the pair of chip end surfaces. The pair of metal terminal portions is arranged correspondingly with the pair of chip end surfaces. Each of the pair of metal terminal portions includes an electrode face portion, multiple pairs of engagement arm portions, and a mount portion. The electrode face portion faces the chip end surface. The multiple pairs of engagement arm portions extend from the electrode face portion toward the chip side surface and sandwich and hold the chip components. The mount portion extends from one of terminal second sides toward the chip components and is partially substantially vertical to the electrode face portion.
    Type: Application
    Filed: November 21, 2017
    Publication date: July 26, 2018
    Applicant: TDK CORPORATION
    Inventors: Norihisa ANDO, Katsumi KOBAYASHI, Sunao MASUDA, Masahiro MORI, Kayou MATSUNAGA, Kosuke YAZAWA
  • Patent number: 10032559
    Abstract: An electronic component is provided with an element body and terminal electrodes. The terminal electrodes include sintered metal layers and conductive resin layers. A first length, which is a length of the sintered metal layers in a first direction at end portions of a side surface in a second direction, is shorter than a second length, which is a length of the sintered metal layers in the first direction at central portions of the side surface in the second direction. A third length, which is a length of the conductive resin layers in the first direction at the end portions, is shorter than a fourth length, which is a length of the conductive resin layers in the first direction at the central portions. A difference between the fourth length and the third length is larger than a difference between the second length and the first length.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: July 24, 2018
    Assignee: TDK CORPORATION
    Inventors: Norihisa Ando, Atsushi Takeda, Hideki Kaneko