Patents by Inventor Masaaki Bandoh

Masaaki Bandoh 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: 20230367372
    Abstract: An electronic apparatus, that includes a chassis that comes with a keyboard and an electronic board, further includes: at least one boss protruding from an inner face of the chassis into a hole or a cutout in the keyboard; at least one bracket fastened to the at least one boss together with the keyboard with a screw; and at least one stud on a face of the bracket opposite to a face facing the keyboard. The electronic board is fixed to the at least one stud with a screw.
    Type: Application
    Filed: March 29, 2023
    Publication date: November 16, 2023
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hiroaki Kinoshita, Tetsuya Sano, Masaaki Bandoh
  • Publication number: 20230283313
    Abstract: An electronic apparatus has: a tray holding a communication card; a card socket accommodating the tray; an eject mechanism that ejects the tray in response to an operation of inserting a pin; a cover which is provided integrally with the tray and in which an eject hole through which the pin is inserted to operate the eject mechanism is formed; a reset switch for resetting a system in response to the operation of inserting the pin; and a reset hole into which the pin is inserted to operate the reset switch. The card socket and the reset switch are provided adjacently to a position along a first edge of a flat rectangular chassis, and the reset hole is covered by the cover while the tray is in the card socket.
    Type: Application
    Filed: December 26, 2022
    Publication date: September 7, 2023
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Takayuki Morino, Daisuke Takahashi, Masaaki Bandoh, Hiroaki Kinoshita
  • Patent number: 11751341
    Abstract: An electronic apparatus includes a bottom cover, a main board provided with a stud, a screw, a washer, and a sponge. The screw has a head portion having a diameter larger than that of an attachment hole, a male screw portion configured to be screwed into a first female screw portion, and a columnar portion having a diameter smaller than a root diameter of the male screw portion. The washer has a flange portion having a diameter larger than that of the attachment hole, a cylindrical portion having a diameter smaller than that of the attachment hole, and a second female screw portion which the male screw portion is screwable into and passable through. The head portion abuts on the bottom cover to fix the bottom cover by the male screw portion. The flange portion is between the stud and the bottom cover.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: September 5, 2023
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Tatsuya Ushioda, Jun Iwasaki, Masaaki Bandoh, Ryota Watanabe, Hiroshi Yamazaki
  • Publication number: 20220078924
    Abstract: An electronic apparatus includes a bottom cover, a main board provided with a stud, a screw, a washer, and a sponge. The screw has a head portion having a diameter larger than that of an attachment hole, a male screw portion configured to be screwed into a first female screw portion, and a columnar portion having a diameter smaller than a root diameter of the male screw portion. The washer has a flange portion having a diameter larger than that of the attachment hole, a cylindrical portion having a diameter smaller than that of the attachment hole, and a second female screw portion which the male screw portion is screwable into and passable through. The head portion abuts on the bottom cover to fix the bottom cover by the male screw portion. The flange portion is between the stud and the bottom cover.
    Type: Application
    Filed: July 19, 2021
    Publication date: March 10, 2022
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Tatsuya Ushioda, Jun Iwasaki, Masaaki Bandoh, Ryota Watanabe, Hiroshi Yamazaki
  • Patent number: 11269382
    Abstract: An electronic apparatus is disclosed. The electronic apparatus includes a first chassis member, a second chassis member detachably connected to the first chassis member, a hook, which is supported in a floatable manner with respect to the first chassis member, protrudes from an inner surface of the first chassis member, and an engagement hole, which is provided on an inner surface of the second chassis member, is engageable with the hook.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: March 8, 2022
    Assignee: LENOVO (SINGAPORE) PTE LTD
    Inventors: Hiroaki Kinoshita, Masaaki Bandoh, Sara Akiyama, Tabito Miyamoto, Satoshi Hosoya
  • Publication number: 20220068761
    Abstract: An electronic device includes: a circuit board having a mounting face, on which an electronic component is mounted; a heat receiver including a heat receiving plate opposed to the electronic component; and a fastening mechanism that fixes the heat receiver to the circuit board. The fastening mechanism includes a receiver having a proximal end and a distal end, the receiver having a mounting hole penetrating from the proximal end to the distal end; and a fastener that is inserted into the mounting hole for fastening to the receiver to press the heat receiver. The receiver is surface-mounted on the mounting face by soldering with the proximal end facing the mounting face.
    Type: Application
    Filed: July 19, 2021
    Publication date: March 3, 2022
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Seiji Yamasaki, Masaaki Bandoh, Shigeru Yuzawa, Hua Wang
  • Patent number: 11221653
    Abstract: Apparatus and methods that determine the positional state of a lid body relative to a chassis body based on a detected amount of magnetic flux are disclosed. One apparatus includes a lid body including a first magnet and a magnetic sensor and a chassis body including a second magnet. The magnetic sensor is configured to detect an amount of magnetic flux from the first magnet and the second magnet is positioned on the chassis body to influence the amount of magnetic flux detected by the magnetic sensor based on the relative positions of the lid body and the chassis body.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: January 11, 2022
    Assignee: Lenovo (Singapore) PTE. LTD.
    Inventors: Masato Itoh, Tabito Miyamoto, Masaaki Bandoh, Toshikazu Horino
  • Publication number: 20200387199
    Abstract: An electronic apparatus is disclosed. The electronic apparatus includes a first chassis member, a second chassis member detachably connected to the first chassis member, a hook, which is supported in a floatable manner with respect to the first chassis member, protrudes from an inner surface of the first chassis member, and an engagement hole, which is provided on an inner surface of the second chassis member, is engageable with the hook.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 10, 2020
    Inventors: Hiroaki Kinoshita, Masaaki Bandoh, Sara Akiyama, Tabito Miyamoto, Satoshi Hosoya
  • Publication number: 20200387197
    Abstract: Apparatus and methods that determine the positional state of a lid body relative to a chassis body based on a detected amount of magnetic flux are disclosed. One apparatus includes a lid body including a first magnet and a magnetic sensor and a chassis body including a second magnet. The magnetic sensor is configured to detect an amount of magnetic flux from the first magnet and the second magnet is positioned on the chassis body to influence the amount of magnetic flux detected by the magnetic sensor based on the relative positions of the lid body and the chassis body.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 10, 2020
    Inventors: Masato Itoh, Tabito Miyamoto, Masaaki Bandoh, Toshikazu Horino
  • Patent number: 10720693
    Abstract: An electronic apparatus includes a conductive part provided to configure an outer wall of a main body chassis and formed of a conductive material, a radio wave transmission part provided to configure the outer wall of the main body chassis and formed of a resin material, and a first antenna provided at a position facing the radio wave transmission part inside the main body chassis. The conductive part has a first protrusion portion protruded toward the inside of the main body chassis and joined to the resin material which forms the radio wave transmission part. The first protrusion portion is electrically connected to the first antenna.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: July 21, 2020
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Osamu Yamamoto, Fumitake Mizoguchi, Masaaki Bandoh
  • Publication number: 20200194870
    Abstract: An electronic apparatus includes a conductive part provided to configure an outer wall of a main body chassis and formed of a conductive material, a radio wave transmission part provided to configure the outer wall of the main body chassis and formed of a resin material, and a first antenna provided at a position facing the radio wave transmission part inside the main body chassis. The conductive part has a first protrusion portion protruded toward the inside of the main body chassis and joined to the resin material which forms the radio wave transmission part. The first protrusion portion is electrically connected to the first antenna.
    Type: Application
    Filed: April 26, 2019
    Publication date: June 18, 2020
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Osamu Yamamoto, Fumitake Mizoguchi, Masaaki Bandoh
  • Patent number: 10424876
    Abstract: A connector includes a terminal having one end soldered to a substrate; an insulating member that supports the terminal; a metal case that covers a part of the insulating member and the terminal; and a metal shield that is spot-welded to the case at several positions and covers an exposed part of the insulating member. The shield includes: an upper shielding part that covers the upper plate of the case; and an inner shielding part that bends from the end of the upper shielding part and reaches the mounting face of the substrate or a position close to the mounting face and covers the substrate-inward lateral face of the insulating member. The inner shielding part has ground posts.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: September 24, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Masaaki Bandoh, Koji Yamauchi, Jun Iwasaki, Munefumi Nakata
  • Patent number: 10403961
    Abstract: The present invention provides an electronic apparatus capable of securing satisfactory communication quality and thermal radiation in an antenna module. An electronic apparatus is equipped with a box-like body chassis in which an opening of a first chassis member is closed by a second chassis member. Further, the electronic apparatus is equipped with a metal-made bracket which has an antenna placement surface on which an antenna module transmitting and receiving radio waves is placed, and is fixed to an inner surface of the first chassis member, and a resin-made holding tool which holds the antenna module on the antenna placement surface.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: September 3, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Sara Akiyama, Shigekazu Hawaka, Masaaki Bandoh, Tsutomu Chonan, Tatsuya Ushioda, Kaneto Takeda
  • Publication number: 20190056764
    Abstract: A connector?substrate assembly can be disposed at a position where a tip portion of the connector is inserted into a connector hole simply and at a low cost without using an additional small substrate, an additional relay cable, and the like; an electronic device; and a method for assembling the same are provided. A connector is supported so as to be slidable with respect to a substrate, from a preparation position to a mounting position, and the tip of the connector projects outwardly from a right side of an end portion of the substrate at least at the mounting position. A chassis has a connector hole in the side surface. The connector does not interfere with a frame portion of the connector hole at the preparation position and the substrate can be properly attached to the chassis. The tip of the connector enters the connector hole at the mounting position.
    Type: Application
    Filed: October 13, 2017
    Publication date: February 21, 2019
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: MASAAKI BANDOH, HIROAKI KINOSHITA, FUMITAKE MIZOGUCHI, TOMOO YAMADA, OSAMU OHSAWA, KOJI YAMAUCHI
  • Patent number: 10191510
    Abstract: A connector?substrate assembly can be disposed at a position where a tip portion of the connector is inserted into a connector hole simply and at a low cost without using an additional small substrate, an additional relay cable, and the like; an electronic device; and a method for assembling the same are provided. A connector is supported so as to be slidable with respect to a substrate, from a preparation position to a mounting position, and the tip of the connector projects outwardly from a right side of an end portion of the substrate at least at the mounting position. A chassis has a connector hole in the side surface. The connector does not interfere with a frame portion of the connector hole at the preparation position and the substrate can be properly attached to the chassis. The tip of the connector enters the connector hole at the mounting position.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: January 29, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Masaaki Bandoh, Hiroaki Kinoshita, Fumitake Mizoguchi, Tomoo Yamada, Osamu Ohsawa, Koji Yamauchi
  • Publication number: 20180309185
    Abstract: The present invention provides an electronic apparatus capable of securing satisfactory communication quality and thermal radiation in an antenna module. An electronic apparatus is equipped with a box-like body chassis in which an opening of a first chassis member is closed by a second chassis member. Further, the electronic apparatus is equipped with a metal-made bracket which has an antenna placement surface on which an antenna module transmitting and receiving radio waves is placed, and is fixed to an inner surface of the first chassis member, and a resin-made holding tool which holds the antenna module on the antenna placement surface.
    Type: Application
    Filed: June 28, 2017
    Publication date: October 25, 2018
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Sara Akiyama, Shigekazu Hawaka, Masaaki Bandoh, Tsutomu Chonan, Tatsuya Ushioda, Kaneto Takeda
  • Patent number: 10050364
    Abstract: A connector capable of connecting a flat cable accurately is provided and includes: a main body to which the terminal of a flat cable having notches formed on both sides can be connected; and an actuator having engaging portions engageable with the notches, respectively, to sandwich the flat cable with the main body so as to retain the flat cable in a connecting position. The actuator is configured to insert the engaging portions into the notches in a first position, and move to a second position in such a state that the engaging portions are engaged with the notches in order to draw the flat cable into a connecting position.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: August 14, 2018
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Takayuki Morino, Yoshiharu Uchiyama, Masaaki Bandoh, Toshihiro Inoue
  • Patent number: 9874903
    Abstract: Disclosed is a foot assembly system comprising a foot member configured to attach to a base of a device through a cutout in the base. The system may further comprise a cap configured to affix the foot member to the base, wherein the foot member and cap are configured to engage from opposite sides of the base, through the cutout in the base.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: January 23, 2018
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Shigehiro Horiuchi, Fumitake Mizoguchi, Masaaki Bandoh, Tatsuya Ushioda
  • Publication number: 20170344066
    Abstract: Disclosed is a foot assembly system comprising a foot member configured to attach to a base of a device through a cutout in the base. The system may further comprise a cap configured to affix the foot member to the base, wherein the foot member and cap are configured to engage from opposite sides of the base, through the cutout in the base.
    Type: Application
    Filed: May 24, 2016
    Publication date: November 30, 2017
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Shigehiro Horiuchi, Fumitake Mizoguchi, Masaaki Bandoh, Tatsuya Ushioda