Patents by Inventor Fumitake Mizoguchi
Fumitake Mizoguchi 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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Patent number: 11579654Abstract: A portable information device capable of supporting a display is described. The portable information device includes a first chassis member and a second chassis member connected mutually rotatable, a first support plate that supports a display on the side of the first chassis member, a second support plate that supports the display on the side of the second chassis member, a first locking member including a first fixing portion to be fixed to the rear face of the first support plate with adhesive, and a first locking piece projecting from one end face of the first support plate, the first locking piece being configured to come in contact with and separate from the rear face of the second support plate. The first support plate includes a first contact face with which the first locking member comes in contact and a first adhesive face that fixes the first locking member with the adhesive. The first adhesive face is recessed from the first contact face by a thickness of the adhesive.Type: GrantFiled: October 29, 2020Date of Patent: February 14, 2023Assignee: LENOVO (SINGAPORE) PTE LTDInventors: Fumitake Mizoguchi, Takehito Yamauchi, Tatsuya Ushioda, Hiroaki Kinoshita
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Patent number: 11388828Abstract: A chassis member is used for an electronic device, including a face plate, and a frame to be fixed to one face of the face plate and provided along at least one side of a peripheral edge of the one face. The frame is formed by laminating a plurality of layers of a prepreg containing reinforced fiber impregnated with resin. The frame has a frame body to be fixed to the one face, and a shaft supporting portion formed integrally with the frame body and formed with an insertion hole for press-fitting a shaft-like member.Type: GrantFiled: February 24, 2021Date of Patent: July 12, 2022Assignee: LENOVO (SINGAPORE) PTE. LTD.Inventors: Fumitake Mizoguchi, Seita Horikoshi, Kazuya Umejima, Takayuki Morino
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Patent number: 11358377Abstract: A chassis member capable of improving manufacturing efficiency is disclosed. The chassis member includes a laminate in which an interlayer is provided between a pair of fiber-reinforced resin plates made of reinforced fiber impregnated with thermoplastic resin. A frame body formed of thermoplastic resin is joined to an edge of the laminate. The edge of the laminate is provided with a thin plate portion thinner than the other portion. The frame body is joined to the thin plate portion.Type: GrantFiled: October 23, 2019Date of Patent: June 14, 2022Assignee: LENOVO (SINGAPORE) PTE LTDInventors: Fumitake Mizoguchi, Seita Horikoshi, Tsunenori Yanagisawa, Takehito Yamauchi
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Patent number: 11262806Abstract: An electronic apparatus includes a chassis; a display panel that is supported by an inner face of a cover member that defines a rear face of the chassis, the display panel having a display surface exposed to a front face of the chassis; and a support member that supports the display panel at the inner face of the cover member. The support member includes: a cover fixed portion having a cover fixed face that is fixed to the inner face of the cover member; and a panel fixed portion having a panel fixed face that is fixed to a back face of the display panel, the panel fixed portion being elastically displaceable toward the inner face of the cover member.Type: GrantFiled: February 18, 2021Date of Patent: March 1, 2022Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Shigehiro Horiuchi, Sara Akiyama
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Patent number: 11231753Abstract: An electronic apparatus is disclosed. The electronic apparatus includes a hinge device rotatably coupling a main body chassis and a display chassis; and an antenna device for transmitting and receiving a radio wave. The hinge device includes a metal hinge shaft, a metal bearing part, a metal chassis mount member, and a hinge chassis that is made of a radio wave transmissive material. The antenna device includes a holder component housed in the hinge chassis, an antenna element supported by the holder component and a ground element supported by the holder component and electrically connected to the bearing part.Type: GrantFiled: May 19, 2020Date of Patent: January 25, 2022Assignee: LENOVO (SINGAPORE) PTE LTDInventors: Tabito Miyamoto, Shinichi Kubota, Fumitake Mizoguchi, Hiroaki Kinoshita
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Publication number: 20210315119Abstract: A chassis member is used for an electronic device, including a face plate, and a frame to be fixed to one face of the face plate and provided along at least one side of a peripheral edge of the one face. The frame is formed by laminating a plurality of layers of a prepreg containing reinforced fiber impregnated with resin. The frame has a frame body to be fixed to the one face, and a shaft supporting portion formed integrally with the frame body and formed with an insertion hole for press-fitting a shaft-like member.Type: ApplicationFiled: February 24, 2021Publication date: October 7, 2021Applicant: LENOVO (SINGAPORE) PTE. LTD.Inventors: Fumitake Mizoguchi, Seita Horikoshi, Kazuya Umejima, Takayuki Morino
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Patent number: 11089696Abstract: The portable information device includes: a first chassis member; a second chassis member relatively turnably (i.e., foldably) connected to the first chassis member; a first support plate fastened to the first chassis member; a second support plate that is fastened to the second chassis member and provided adjacent to the first support plate; a display whose back surface is supported by respective front surfaces of the first and second support plates; and an adhesive member that adheres to the front surfaces of the first and second support plates and the back surface of the display and fastens them together. Furthermore, an area that overlaps with at least a folding area includes a weak adhesive section in which an adhesive force of the adhesive member between the first and second support plates and the display is reduced to be lower than the other section.Type: GrantFiled: January 22, 2020Date of Patent: August 10, 2021Assignee: LENOVO (SINGAPORE) PTE. LTD.Inventors: Shigehiro Horiuchi, Takehito Yamauchi, Kenji Watamura, Fumitake Mizoguchi
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Patent number: 11079793Abstract: An adhesive member is disclosed. The adhesive member includes a first release element, a second release element and a body. The body includes a first adhesive surface and a second adhesive surface. The body also includes a first end face and a second end face. The first end face forms an acute angle with the first release element located on the body. The second end face faces the first end face and forms an obtuse angle with the second release element of the body.Type: GrantFiled: December 21, 2016Date of Patent: August 3, 2021Assignee: Lenovo (Singapore) PTE LTDInventors: Fumitake Mizoguchi, Takehito Yamauchi, Yoshihisa Ishihara, Keita Ishikawa
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Publication number: 20210124397Abstract: A portable information device capable of supporting a display is described. The portable information device includes a first chassis member and a second chassis member connected mutually rotatable, a first support plate that supports a display on the side of the first chassis member, a second support plate that supports the display on the side of the second chassis member, a first locking member including a first fixing portion to be fixed to the rear face of the first support plate with adhesive, and a first locking piece projecting from one end face of the first support plate, the first locking piece being configured to come in contact with and separate from the rear face of the second support plate. The first support plate includes a first contact face with which the first locking member comes in contact and a first adhesive face that fixes the first locking member with the adhesive. The first adhesive face is recessed from the first contact face by a thickness of the adhesive.Type: ApplicationFiled: October 29, 2020Publication date: April 29, 2021Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Tatsuya Ushioda, Hiroaki Kinoshita
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Publication number: 20210068272Abstract: The portable information device includes: a first chassis member; a second chassis member relatively turnably (i.e., foldably) connected to the first chassis member; a first support plate fastened to the first chassis member; a second support plate that is fastened to the second chassis member and provided adjacent to the first support plate; a display whose back surface is supported by respective front surfaces of the first and second support plates; and an adhesive member that adheres to the front surfaces of the first and second support plates and the back surface of the display and fastens them together. Furthermore, an area that overlaps with at least a folding area includes a weak adhesive section in which an adhesive force of the adhesive member between the first and second support plates and the display is reduced to be lower than the other section.Type: ApplicationFiled: January 22, 2020Publication date: March 4, 2021Inventors: Shigehiro Horiuchi, Takehito Yamauchi, Kenji Watamura, Fumitake Mizoguchi
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Patent number: 10908639Abstract: 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: GrantFiled: January 17, 2020Date of Patent: February 2, 2021Assignee: LENOVO (SINGAPORE) PTE. LTD.Inventors: Yoshiyuki Shibayama, Fumitake Mizoguchi, Kazuya Tatsuno, Takehito Yamauchi
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Publication number: 20210011522Abstract: A portable information device includes a hinge device rotatably connecting one edge portions of a first chassis and a second chassis, a display, and a cover member covering a side of the hinge device. The hinge device connects the first chassis and the second chassis so as to be foldable from a usage form in which a top surface of the first chassis and a top surface of the second chassis are on substantially the same plane to a storage form in which the top surfaces of the first chassis and the second chassis face each other. The cover member is contained inside the first chassis and the second chassis in the usage form and covers a side of a gap formed by separation of the one edge portions of the first chassis and the second chassis in the storage form.Type: ApplicationFiled: October 16, 2019Publication date: January 14, 2021Applicant: LENOVO (SINGAPORE) PTE. LTD.Inventors: Kenji Watamura, Chi-Hui Chen, Fumitake Mizoguchi
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Patent number: 10890951Abstract: A portable information device includes a hinge device rotatably connecting one edge portions of a first chassis and a second chassis, a display, and a cover member covering a side of the hinge device. The hinge device connects the first chassis and the second chassis so as to be foldable from a usage form in which a top surface of the first chassis and a top surface of the second chassis are on substantially the same plane to a storage form in which the top surfaces of the first chassis and the second chassis face each other. The cover member is contained inside the first chassis and the second chassis in the usage form and covers a side of a gap formed by separation of the one edge portions of the first chassis and the second chassis in the storage form.Type: GrantFiled: October 16, 2019Date of Patent: January 12, 2021Assignee: LENOVO (SINGAPORE) PTE. LTD.Inventors: Kenji Watamura, Chi-Hui Chen, Fumitake Mizoguchi
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Patent number: 10863635Abstract: 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: GrantFiled: January 23, 2020Date of Patent: December 8, 2020Assignee: LENOVO (SINGAPORE) PTE LTDInventors: Kenji Watamura, Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno
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Patent number: 10860064Abstract: An electronic device having a pointing stick is disclosed. The electronic device includes a base member for supporting a pointing stick. The base member has a first pressed part provided on one side of the pointing stick with respect to a sliding direction of a slide member and a second pressed part provided on the other side of the pointing stick. The slide member has a first pressing part capable of pressing the first pressed part of the base member and a second pressing part capable of pressing the second pressed part.Type: GrantFiled: July 11, 2019Date of Patent: December 8, 2020Assignee: LENOVO (SINGAPORE) PTE LTDInventors: Kazuyuki Kubota, Fumitake Mizoguchi, Yoshiyuki Shibayama, Tabito Miyamoto
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Publication number: 20200371562Abstract: An electronic apparatus is disclosed. The electronic apparatus includes a hinge device rotatably coupling a main body chassis and a display chassis; and an antenna device for transmitting and receiving a radio wave. The hinge device includes a metal hinge shaft, a metal bearing part, a metal chassis mount member, and a hinge chassis that is made of a radio wave transmissive material. The antenna device includes a holder component housed in the hinge chassis, an antenna element supported by the holder component and a ground element supported by the holder component and electrically connected to the bearing part.Type: ApplicationFiled: May 19, 2020Publication date: November 26, 2020Inventors: Tabito Miyamoto, Shinichi Kubota, Fumitake Mizoguchi, Hiroaki Kinoshita
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Publication number: 20200275563Abstract: 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: ApplicationFiled: January 23, 2020Publication date: August 27, 2020Inventors: Kenji Watamura, Fumitake Mizoguchi, Takehito Yamauchi, Kazuya Tatsuno
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Publication number: 20200262179Abstract: The present invention provides a resin laminate that suppresses the infiltration of a component contained in a lower resin layer into a surface resin layer in the resin laminate composed of a thermoplastic resin. The resin laminate includes a first thermoplastic resin layer positioned as the surface layer, and a second thermoplastic resin layer positioned beneath the first thermoplastic resin layer, wherein the glass transition temperature of the first thermoplastic resin layer is higher than the glass transition temperature of the second thermoplastic resin layer.Type: ApplicationFiled: July 16, 2019Publication date: August 20, 2020Applicant: LENOVO (SINGAPORE) PTE. LTD.Inventors: Fumitake Mizoguchi, Seita Horikoshi, Tsunenori Yanagisawa, Takehito Yamauchi
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Publication number: 20200264664Abstract: A panel device includes a panel; a display chassis surrounded by a bottom surface portion and a side wall portion, and having a space with a shape substantially identical to the shape of the panel, the display chassis being for accommodating the panel in the space; an adhesive member for adhering at least a part of the rear surface of the panel and the bottom surface portion of the display chassis, wherein the display chassis has a sloping face defined on an opposed portion of the side wall portion, the opposed portion being opposed to at least the side end portion of the panel.Type: ApplicationFiled: July 9, 2019Publication date: August 20, 2020Applicant: LENOVO (SINGAPORE) PTE. LTD.Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Shigehiro Horiuchi, Sara Akiyama
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Publication number: 20200249723Abstract: 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: ApplicationFiled: January 20, 2020Publication date: August 6, 2020Inventors: Fumitake Mizoguchi, Takehito Yamauchi, Ryo Oshige, Eiji Shinohara, Kazuya Tatsuno