Patents by Inventor Toshikazu Shiroishi
Toshikazu Shiroishi 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: 8174846Abstract: According to one embodiment, an electronic device includes a casing including a cover, an input portion provided on the cover and configured to receive an external input, a circuit board contained in the casing and including a switch configured to be operated by the input portion, a support member configured to permit the circuit board to be supported by the cover, and an engagement portion integral with the support member and configured to hold the circuit board in cooperation with the support member.Type: GrantFiled: September 9, 2010Date of Patent: May 8, 2012Assignee: Kabushiki Kaisha ToshibaInventors: Tomohiro Hamada, Toshikazu Shiroishi, Tomoko Kitamura, Toshio Konno, Kohei Wada, Ryosuke Saito
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Publication number: 20110286161Abstract: According to one embodiment, an electronic apparatus comprises a first case includes a screw hole, a second case separated from the first case, and a screw passing through the screw hole to fix the second case to the first case. The first case comprises a metallic part includes an opening portion, a resin part formed integrally with the metallic part so as to cover the opening portion, a protrusion extending from the metallic part to be arranged on the resin part in a thickness direction, and a sheet-type block member located between the protrusion and resin part. The protrusion comprises an opening formed in a surface opposed to the resin part, and the screw hole extending from the opening to pass through the protrusion in the thickness direction, and the block member covers the opening.Type: ApplicationFiled: December 17, 2010Publication date: November 24, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Toshikazu SHIROISHI, Takayuki ARISAKA, Yasuyuki SUZUKI
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Patent number: 8014140Abstract: According to one embodiment, an electronic apparatus includes a housing and a hinge arm. The housing has peripheral wall having an opening. The hinge arm is made of metal and secured in the housing, extending along the peripheral wall. The hinge arm has a connector holding part that opposes the opening. An external connector is secured to the connector holding part. The external connector is exposed outside the housing through the opening.Type: GrantFiled: August 5, 2009Date of Patent: September 6, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Tomoko Kitamura, Toshikazu Shiroishi, Masataka Tokoro
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Publication number: 20110156563Abstract: According to one embodiment, an electronic apparatus includes a first housing, a second housing, a mounting portion, and a hinge. The mounting portion is provided in the first housing. The mounting portion includes a mounting surface, a first pin protruding from the mounting surface, and a receiver including an insertion groove. The hinge is attached to the second housing and includes a fixing portion. The fixing portion includes a main portion mounted on the mounting surface, an elongated hole provided in the main portion and configured to engage with the first pin, and an inserting portion configured to be inserted into the insertion groove and supported by the receiver from a side opposite to the mounting surface.Type: ApplicationFiled: September 15, 2010Publication date: June 30, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomohiro Hamada, Toshikazu Shiroishi, Tomoko Kitamura, Toshio Konno, Kohei Wada, Ryosuke Saito
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Publication number: 20110149545Abstract: According to one embodiment, a USB port for connecting a note PC to an external device includes a rib structure that faces an opening formed in a side wall of the housing of the note PC and receives a gasket. The rib structure includes a frame member surrounding the gasket, and a plurality of ribs. The frame member has a cutout formed in a portion thereof remote from the side wall. When the gasket is pressed and elastically deformed by the receptacle of a connector, the deformed portion of the gasket escapes through the cutout.Type: ApplicationFiled: September 9, 2010Publication date: June 23, 2011Applicant: Kabushiki Kaisha ToshibaInventors: Toshikazu SHIROISHI, Tomohiro HAMADA, Tomoko KITAMURA, Toshio KONNO, Kohei WADA, Ryosuke SAITO
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Publication number: 20110149534Abstract: According to one embodiment, an electronic device includes a casing including a cover, an input portion provided on the cover and configured to receive an external input, a circuit board contained in the casing and including a switch configured to be operated by the input portion, a support member configured to permit the circuit board to be supported by the cover, and an engagement portion integral with the support member and configured to hold the circuit board in cooperation with the support member.Type: ApplicationFiled: September 9, 2010Publication date: June 23, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomohiro HAMADA, Toshikazu SHIROISHI, Tomoko KITAMURA, Toshio KONNO, Kohei WADA, Ryosuke SAITO
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Publication number: 20110141732Abstract: According to one embodiment, a lighting unit incorporated in the housing of a note PC includes a lens unit provided with a plurality of light guiding lenses formed of a transparent resin, and a plurality of couplers coupling the light guiding lenses. A plurality of light shielding plates project from the inner surface of the housing between the light guiding lenses. Each light shielding plate has an upper edge at a level higher than the light input surfaces of the light guiding lenses.Type: ApplicationFiled: September 10, 2010Publication date: June 16, 2011Applicant: Kabushiki Kaisha ToshibaInventors: Toshikazu Shiroishi, Tomohiro Hamada, Tomoko Kitamura, Toshio Konno, Kohei Wada, Ryosuke Saito
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Publication number: 20110122595Abstract: According to one embodiment, an electronic device includes a housing which has a shielding layer on its inner surface and is provided with an opening, a housed component which is contained inside the housing, and a module which is provided at the exterior of the housing, and has a first conducting section that is electrically connected to the housed component and a second conducting section that is different from the first conducting section. The electronic device includes a connection portion, and the connection portion has a contact portion and an elastic support portion which is extended to a part near the opening and supports the contact portion. The contact portion equalizes the potential of the shielding layer with the potential of the second conducting section by electrically connecting to the shielding layer by the opening, and contacting the second conducting section.Type: ApplicationFiled: August 9, 2010Publication date: May 26, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Toshikazu SHIROISHI, Tomohiro HAMADA, Toshio KONNO, Kohei WADA, Ryosuke SAITO
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Publication number: 20100321870Abstract: According to one embodiment, an electronic device includes an outer cover, ribs, and reinforcement beads. The outer cover constitutes an enclosure of a display section, and covers the back of a display unit to be assembled in the display section. The ribs are formed integral with an inner wall of the outer cover into a honeycomb structure arrangement constituted of a plurality of cells. The reinforcement beads are formed integral with the inner wall of the outer cover from the vicinity of each of both hinge side corners where the hinge is fastened on, to the vicinity of each of both rotation end corners located at positions on the outer cover diagonal with respect to the hinge side corners.Type: ApplicationFiled: June 18, 2010Publication date: December 23, 2010Applicant: Kabushiki Kaisha ToshibaInventors: Yuichi HIRAI, Yuji NAKAJIMA, Toshikazu SHIROISHI, Takayuki ARISAKA, Yasuyuki SUZUKI
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Publication number: 20100320884Abstract: According to one embodiment, an electronic apparatus includes a housing including a peripheral wall on which an opening is provided, and an anchor plate supported by the housing. The anchor plate is slidable between a first position, in which the anchor plate is accommodated within the housing, and a second position, in which the anchor plate projects from the housing through the opening. The anchor plate includes an aperture to which an anti-theft device may be attached, in a portion that is exposed outside the housing when the anchor plate is slid to the second position. The anchor plate is held in the second position by a stop mechanism when the anchor plate is slid at least to the second position.Type: ApplicationFiled: June 17, 2010Publication date: December 23, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Toshikazu SHIROISHI, Yuji NAKAJIMA, Hiroyuki MINAGUCHI, Naohiro YOKOYAMA, Takayuki ARISAKA, Motoki TOMITA
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Publication number: 20100182737Abstract: An electronic apparatus includes: a housing; a heating member in the housing; and a display device in the housing, the display device having a display screen. The housing has: a mask portion including an opening, the opening configured to expose the display screen therethrough; a cover portion provided opposing to the mask portion with respect to the display device; and at least two connecting portions configured to connect the mask portion and the cover portion, and to sandwich the heating member. Each of the at least two connecting portions includes a gap portion that allows expansion and contraction of the housing due to thermal expansion between the connecting portion and at least one of the mask portion and the cover portion.Type: ApplicationFiled: July 31, 2009Publication date: July 22, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Naoki Tani, Hiroyuki Minaguchi, Toshikazu Shiroishi, Masataka Tokoro, Naohiro Yokoyama, Motoki Tomita
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Publication number: 20100073858Abstract: According to one embodiment, an electronic apparatus includes a housing and a hinge arm. The housing has peripheral wall having an opening. The hinge arm is made of metal and secured in the housing, extending along the peripheral wall. The hinge arm has a connector holding part that opposes the opening. An external connector is secured to the connector holding part. The external connector is exposed outside the housing through the opening.Type: ApplicationFiled: August 5, 2009Publication date: March 25, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomoko Kitamura, Toshikazu Shiroishi, Masataka Tokoro
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Patent number: 7602604Abstract: According to one embodiment, an electronic apparatus includes: a main body including a housing; a wiring connection port which is provided in the housing of the main body and which has an insertion passage into which a wiring connection plug is to be inserted; one lock section whose portion protrudes into the insertion passage for the wiring connection port and which becomes displaced toward a housing upon contact with the wiring connection plug; and an opening section which is formed at a position on the housing which opposes the one lock section, wherein the one lock section having become displaced upon contact with the wiring connection plug enters the inside of the opening section.Type: GrantFiled: January 17, 2008Date of Patent: October 13, 2009Assignee: Kabushiki Kaisha ToshibaInventors: Toshikazu Shiroishi, Yuji Nakajima, Yasuyuki Horii, Takayuki Arisaka, Ryosuke Saito
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Publication number: 20080297990Abstract: According to one embodiment, an electronic apparatus includes: a main body including a housing; a wiring connection port which is provided in the housing of the main body and which has an insertion passage into which a wiring connection plug is to be inserted; one lock section whose portion protrudes into the insertion passage for the wiring connection port and which becomes displaced toward a housing upon contact with the wiring connection plug; and an opening section which is formed at a position on the housing which opposes the one lock section, wherein the one lock section having become displaced upon contact with the wiring connection plug enters the inside of the opening section.Type: ApplicationFiled: January 17, 2008Publication date: December 4, 2008Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Toshikazu Shiroishi, Yuji Nakajima, Yasuyuki Horii, Takayuki Arisaka, Ryosuke Saito