Patents by Inventor Kazuya Tatsuno

Kazuya Tatsuno 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: 20230280799
    Abstract: An electronic apparatus includes: a first chassis and a second chassis; a hinge connecting the second chassis to the first chassis in a relatively rotatable manner; an electrical device including a display provided in the first chassis; a printed circuit board provided in the second chassis; and a flexible substrate for electrically connecting the electrical device and the printed circuit board, the first chassis including a rotating body that rotates coaxially with the hinge by a rotational movement with respect to the second chassis and has the flexible substrate passed therethrough, and the rotating body including: a first opening guiding the flexible substrate to the electrical device; a second opening guiding the flexible substrate to the printed circuit board; and a substrate opening through which the flexible substrate passes.
    Type: Application
    Filed: February 10, 2023
    Publication date: September 7, 2023
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hiroaki Kinoshita, Kazuya Tatsuno, Shinichi Kubota, Satoshi Hosoya
  • Publication number: 20230268143
    Abstract: The electronic apparatus has: a flat-shaped main body chassis provided with a motherboard; a switch provided at an end portion of the motherboard; a button for pressing an actuator of the switch; a restriction section that restricts the button from rotating around a contact portion when the button presses the actuator; and a button opening formed in a side wall of the main body chassis at a position shifted to a higher level than the switch. The button includes: an operation section exposed through the button opening; an arm portion that extends to a position facing the actuator; and a fin piece that protrudes. The restriction section is provided in such a manner as to face the fin piece at a position vertically shifted to a lower level then the fin piece.
    Type: Application
    Filed: January 24, 2023
    Publication date: August 24, 2023
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Hiroaki Kinoshita, Kazuya Tatsuno, Tetsuya Sano
  • Patent number: 11435787
    Abstract: A portable information device includes: a chassis having an upper cover defining a top face, a lower cover defining a bottom face, and a vertical wall standing between edges of the upper cover and the lower cover to define a side face; a microphone hole that penetrates the vertical wall and opens to the side face; a microphone module in the chassis, including a microphone facing the microphone hole, the microphone module being configured to acquire sound information outside the chassis with the microphone; and a microphone pressure component between the vertical wall and one of the upper cover and the lower cover to be compressed therebetween and press the microphone module against an inner face of the vertical wall.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: September 6, 2022
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Tetsuya Sano, Tatsuya Ushioda, Hiroaki Kinoshita, Kazuya Tatsuno
  • Patent number: 11425834
    Abstract: An information device and a cover that are suitable for forming design marks on a soft material and enhance the appearance quality. The cover includes: a core as a base; an auxiliary sheet closer to a surface than the core; a surface material closer to the surface than the auxiliary sheet, the surface material being softer than the core; and a design mark part including a baseplate and a design mark protruding from the baseplate. The baseplate is disposed in a plate recessed portion having a shape corresponding to a contour of the baseplate and disposed in a surface of the core. The design mark is exposed to the surface through design mark holes in the auxiliary sheet and the surface material, the design mark holes having a contour shape of the design mark. The auxiliary sheet covers at least the contour of the baseplate and the plate recessed portion.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: August 23, 2022
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Tatsuya Hosokai, Tatsuya Ushioda, Hiroaki Kinoshita, Tetsuya Sano, Kazuya Tatsuno, Yuta Tsuganezawa
  • Publication number: 20220225522
    Abstract: An information device and a cover that are suitable for forming design marks on a soft material and enhance the appearance quality. The cover includes: a core as a base; an auxiliary sheet closer to a surface than the core; a surface material closer to the surface than the auxiliary sheet, the surface material being softer than the core; and a design mark part including a baseplate and a design mark protruding from the baseplate. The baseplate is disposed in a plate recessed portion having a shape corresponding to a contour of the baseplate and disposed in a surface of the core. The design mark is exposed to the surface through design mark holes in the auxiliary sheet and the surface material, the design mark holes having a contour shape of the design mark. The auxiliary sheet covers at least the contour of the baseplate and the plate recessed portion.
    Type: Application
    Filed: April 16, 2021
    Publication date: July 14, 2022
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Tatsuya Hosokai, Tatsuya Ushioda, Hiroaki Kinoshita, Tetsuya Sano, Kazuya Tatsuno, Yuta Tsuganezawa
  • Publication number: 20220107671
    Abstract: A portable information device includes a chassis and a cover device to cover the back surface of the chassis. The cover device includes a hinge device that rotatably supports a stand cover section between a stored position and a standing position. The hinge device includes: a first shaft; a second shaft; an intermediate shaft having a first end coupled to one end of the first shaft and a second end coupled to one end of the second shaft; and a first base bracket, a first stand bracket, a second base bracket, and a second stand bracket.
    Type: Application
    Filed: December 22, 2020
    Publication date: April 7, 2022
    Applicant: Lenovo (Singapore) Pte. Ltd.
    Inventors: Tatsuya Hosokai, Hiroaki Kinoshita, Kazuya Tatsuno, Tatsuya Ushioda
  • Patent number: 11275410
    Abstract: A portable information device includes a chassis and a cover device to cover the back surface of the chassis. The cover device includes a hinge device that rotatably supports a stand cover section between a stored position and a standing position. The hinge device includes: a first shaft; a second shaft; an intermediate shaft having a first end coupled to one end of the first shaft and a second end coupled to one end of the second shaft; and a first base bracket, a first stand bracket, a second base bracket, and a second stand bracket.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: March 15, 2022
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Tatsuya Hosokai, Hiroaki Kinoshita, Kazuya Tatsuno, Tatsuya Ushioda
  • Publication number: 20220011830
    Abstract: A portable information device includes: a chassis having an upper cover defining a top face, a lower cover defining a bottom face, and a vertical wall standing between edges of the upper cover and the lower cover to define a side face; a microphone hole that penetrates the vertical wall and opens to the side face; a microphone module in the chassis, including a microphone facing the microphone hole, the microphone module being configured to acquire sound information outside the chassis with the microphone; and a microphone pressure component between the vertical wall and one of the upper cover and the lower cover to be compressed therebetween and press the microphone module against an inner face of the vertical wall.
    Type: Application
    Filed: June 11, 2021
    Publication date: January 13, 2022
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Tetsuya Sano, Tatsuya Ushioda, Hiroaki Kinoshita, Kazuya Tatsuno
  • Patent number: 10908639
    Abstract: A portable information device includes a first chassis member, a second chassis member, a hinge mechanism, a display and a bezel member provided to bridge an outer peripheral edge portion of the display and an outer peripheral edge portion of the first and second chassis members. The bezel member is arranged farther away from the inner surfaces of the first and second chassis members than a rotation center of the hinge mechanism. The bezel member has a buffer portion at least at a position overlapping a bent portion of the display. The buffer portion can absorb compressive force F applied thereto as the first and the second chassis members are folded from a flat opened state.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: February 2, 2021
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Yoshiyuki Shibayama, Fumitake Mizoguchi, Kazuya Tatsuno, Takehito Yamauchi
  • Patent number: 10863635
    Abstract: A portable information device that can stably support a display is disclosed. The portable information device includes a first chassis member; a second chassis member; a hinge mechanism; a display whose back surface is supported by front surfaces of a first support plate and a second support plate; an alignment part that aligns the front surfaces between one edge of the first support plate and one edge of the second support plate adjacent to each other, in a flat form; a first support part that supports the first support plate relative to the first chassis member; and a second support part that supports the second support plate relative to the second chassis member. At least one of the first support part and the second support part includes a floating part that supports a corresponding support plate relative to a corresponding chassis member in a floating state.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: December 8, 2020
    Assignee: LENOVO (SINGAPORE) PTE LTD
    Inventors: Kenji Watamura, Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno
  • Patent number: 10831247
    Abstract: There is provided an electronic apparatus that includes a heat radiation unit capable of radiating heat efficiently from a heat pipe. The electronic apparatus includes: a blower fan that blows air toward an exhaust port formed in a main body chassis; a heat radiation fin provided in an air-blowing outlet of the blower fan; and a heat pipe fixed to the heat radiation fin. In a region in contact with the heat pipe, the heat radiation fin is of a partial connection structure in which multiple fin members are partially fixed and connected to one another, and in a region with no contact with the heat pipe, the heat radiation fin is a structure of continuous fins.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: November 10, 2020
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Akinori Uchino, Kazuya Tatsuno, Takateru Adachi, Takuroh Kamimura
  • Publication number: 20200275563
    Abstract: A portable information device that can stably support a display is disclosed. The portable information device includes a first chassis member; a second chassis member; a hinge mechanism; a display whose back surface is supported by front surfaces of a first support plate and a second support plate; an alignment part that aligns the front surfaces between one edge of the first support plate and one edge of the second support plate adjacent to each other, in a flat form; a first support part that supports the first support plate relative to the first chassis member; and a second support part that supports the second support plate relative to the second chassis member. At least one of the first support part and the second support part includes a floating part that supports a corresponding support plate relative to a corresponding chassis member in a floating state.
    Type: Application
    Filed: January 23, 2020
    Publication date: August 27, 2020
    Inventors: Kenji Watamura, Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno
  • Publication number: 20200249723
    Abstract: A portable information device is disclosed. The portable information device includes a pair of chassis members, a hinge mechanism that rotatably connects respective one edge portions of the pair of chassis members, a foldable display provided straddling the inner surfaces of the pair of chassis members, and a bezel member provided straddling the outer circumferential edge portion of the display and the outer circumferential edge portion of the chassis members such that the bezel member is disposed farther from the rotation center of the hinge mechanism relative to the inner surfaces of the chassis members. The bezel member includes a core member secured on the outer circumferential edge portion of the display and the outer circumferential edge portion of the chassis members, and a surface member made of elastic member and provided on the front surface of the core member.
    Type: Application
    Filed: January 20, 2020
    Publication date: August 6, 2020
    Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Ryo Oshige, Eiji Shinohara, Kazuya Tatsuno
  • Publication number: 20200249717
    Abstract: A portable information device includes a first chassis member, a second chassis member, a hinge mechanism, a display and a bezel member provided to bridge an outer peripheral edge portion of the display and an outer peripheral edge portion of the first and second chassis members. The bezel member is arranged farther away from the inner surfaces of the first and second chassis members than a rotation center of the hinge mechanism. The bezel member has a buffer portion at least at a position overlapping a bent portion of the display. The buffer portion can absorb compressive force F applied thereto as the first and the second chassis members are folded from a flat opened state.
    Type: Application
    Filed: January 17, 2020
    Publication date: August 6, 2020
    Applicant: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Yoshiyuki Shibayama, Fumitake Mizoguchi, Kazuya Tatsuno, Takehito Yamauchi
  • Patent number: 10579100
    Abstract: A docking device is provided. A portable information device can be removably attached to a docking device. The docking device includes first and second connectors that are connected to connection terminals provided on the portable information device. The docking device further includes: a first substrate with the first connector mounted thereon; a second substrate with the second connector other than the first connector mounted on the first substrate mounted thereon; and a substrate connecting member that connects between the first and second connectors in a floating state that allows relative displacement.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: March 3, 2020
    Assignee: LENOVO SINGAPORE PTE LTD
    Inventors: Tetsuo Ogawa, Kazuya Tatsuno, Yoshiyuki Shibayama
  • Patent number: 10481634
    Abstract: A portable information device is capable of securing the appearance quality and the durability of products while having a foldable configuration. The portable information device has a backbone member provided throughout and between the inner surface of one edge portion of a first chassis member and the inner surface of one edge portion of a second chassis member so as to cover a gap between the one edge portion of the first chassis member and the one edge portion of the second chassis member connected by a hinge mechanism. The backbone member is provided to the inner surface of the one edge portion of the first chassis member so as to be slidable in an X direction from the second chassis member to the first chassis member along the inner surface, and is non-slidably fixed to the inner surface of the one edge portion of the second chassis member.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: November 19, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno, Kenji Watamura
  • Patent number: 10452103
    Abstract: A docking device is provided. The docking device includes an engaging member that projects from an upper surface of a device chassis, which has a hook portion for engaging with and disengage from an engaging hole of a portable information apparatus, and which is movable between an engagement position at which the hook portion engages with the engaging hole and a disengagement position at which the engagement of the hook portion with the engaging hole is released; and a restricting member that is movable between a retraction position at which the engaging member is allowed to move from the engagement position to the disengagement position and a restriction position at which the movement of the engaging member from the engagement position to the disengagement position is restricted by coming in contact with the engaging member at a rear surface of the hook portion.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: October 22, 2019
    Assignee: LENOVO (SINGAPORE) PTE LTD
    Inventors: Kazuya Tatsuno, Hiroaki Agata, Yoshiyuki Shibayama, Tetsuo Ogawa, Toshihiro Inoue
  • Publication number: 20190317554
    Abstract: A docking device is provided. A portable information device can be removably attached to a docking device. The docking device includes first and second connectors that are connected to connection terminals provided on the portable information device. The docking device further includes: a first substrate with the first connector mounted thereon; a second substrate with the second connector other than the first connector mounted on the first substrate mounted thereon; and a substrate connecting member that connects between the first and second connectors in a floating state that allows relative displacement.
    Type: Application
    Filed: April 17, 2019
    Publication date: October 17, 2019
    Inventors: Tetsuo Ogawa, Kazuya Tatsuno, Yoshiyuki Shibayama
  • Patent number: 10416710
    Abstract: A portable information device is capable of securing the appearance quality and the durability of products while having a foldable configuration. The portable information device has a backbone member provided throughout and between the inner surface of one edge portion of a first chassis member and the inner surface of one edge portion of a second chassis member so as to cover a gap between the one edge portion of the first chassis member and the one edge portion of the second chassis member connected by a hinge mechanism. The backbone member is provided to the inner surface of the one edge portion of the first chassis member so as to be slidable in an X direction from the second chassis member to the first chassis member along the inner surface, and is non-slidably fixed to the inner surface of the one edge portion of the second chassis member.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: September 17, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno, Yoshiyuki Shibayama
  • Patent number: 10409332
    Abstract: A portable information device is capable of stably supporting a foldable display. The portable information device has a support plate which is fixed to the inner surface sides of a first chassis member and a second chassis member and supports the rear surface of a display. The support plate has a first plate member disposed on the inner surface side of the first chassis member, a second plate member disposed on the inner surface side of the second chassis member, and a flexible sheet-like member connecting the first plate member and the second plate member so as to be foldable into a double-folded state.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: September 10, 2019
    Assignee: LENOVO (SINGAPORE) PTE. LTD.
    Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno, Seita Horikoshi