Patents by Inventor Dong Ryul Cha
Dong Ryul Cha 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: 11971744Abstract: An example computing device includes a hinge, a first housing, a first display device disposed in the first housing, second housing rotatably coupled to the first housing via the hinge, a second display device disposed in the second housing, and a connector coupled to the hinge and the second display device. As an example, in response to a rotation of the first housing relative to the second housing, a first end of the second display device is to slide along a surface of the second housing and a second end of the second display device is to slide along a surface of the first housing.Type: GrantFiled: September 27, 2019Date of Patent: April 30, 2024Assignee: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Mark Senatori, Ilchan Lee
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Publication number: 20230176619Abstract: An example computing device includes a body and a first display device including a lower end that is pivotably connected to the body and a front surface including a first display area. The computing device further includes a second display device including a pivotable end that is pivotably connected to the body and a free end opposite the pivotable end. The computing device further includes a bias member connecting the second display device to the first display device. The bias member resiliently urges the free end of the second display device towards the front surface of the first display device.Type: ApplicationFiled: April 30, 2020Publication date: June 8, 2023Applicant: Hewlett-Packard Development Company, L.P.Inventors: Mark David Senatori, Dong Ryul Cha, Cheng Chi Cheng
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Publication number: 20230104827Abstract: An example electronic device comprises a first portion including a display, a second portion, a hinge movably coupling the first portion to the second portion, and a flex-protection mechanism. The flex-protection mechanism includes a first magnetic component, a retractable bumper coupled to a second magnetic component, and a third magnetic component. In response to movement of the first portion between an open position and a closed position and magnetic interactions between the second magnetic component, the first magnetic component, and the third magnetic component, the retractable bumper moves between a retracted position and a protruded position.Type: ApplicationFiled: October 6, 2021Publication date: April 6, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Oliver Nicholas POYNTZ, Benjamin CARROLL, Cian PLUMBE, Marcus HOGGARTH, Mark SENATORI, Dong Ryul CHA
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Publication number: 20220397933Abstract: An example computing device includes a hinge, a first housing, and a second housing rotatably connected to the first housing via the hinge. As an example, a first display device is disposed in the first housing. The second housing includes a cover disposed along a bottom surface of the second housing, wherein the cover includes a first portion and a second portion separable from the first portion of the cover. As an example, the second portion of the cover includes an L-shaped mechanism coupled to the first portion of the cover at a first end of the L-shaped mechanism and to the first housing at a second end of the L-shaped mechanism.Type: ApplicationFiled: August 29, 2019Publication date: December 15, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Mark Senatori, Ilchan Lee
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Publication number: 20220229467Abstract: An example computing device includes a hinge, a first housing, a first display device disposed in the first housing, second housing rotatably coupled to the first housing via the hinge, a second display device disposed in the second housing, and a connector coupled to the hinge and the second display device. As an example, in response to a rotation of the first housing relative to the second housing, a first end of the second display device is to slide along a surface of the second housing and a second end of the second display device is to slide along a surface of the first housing.Type: ApplicationFiled: September 27, 2019Publication date: July 21, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Mark Senatori, Ilchan Lee
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Patent number: 11202387Abstract: In an example, a mounting rail may include a base and a dovetail lug. The dovetail lug may extend from the base and may also extend along a width of the base. The dovetail lug may include a bottom portion having a first thickness, and a top portion having a second thickness. The second thickness may be larger than the first thickness. In further implementations, the bottom portion and the top portion may define a front overhang and a back overhang of the dovetail lug.Type: GrantFiled: April 4, 2017Date of Patent: December 14, 2021Assignee: Hewlett-Packard Development Company, L.P.Inventor: Dong Ryul Cha
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Publication number: 20210365068Abstract: In example implementations, an electrical device is provided. The electrical device includes a housing and a slidable keyboard. The slidable keyboard is movably attached to the housing via a ball bearing rail system. The ball bearing rail system includes a mechanical stop to control a distance that the slidable keyboard can open to access a set of electrical components. A latch is coupled to the slidable keyboard to engage a member in the housing when the slidable keyboard is in a closed position.Type: ApplicationFiled: June 8, 2018Publication date: November 25, 2021Applicant: Hewlett-Packard Development Company, L.P.Inventor: Dong Ryul Cha
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Publication number: 20210356990Abstract: An example computing device includes a hinge, a first housing, a first display device disposed in the first housing, a second housing rotatably coupled to the first housing via the hinge, a second display device disposed in the second housing, and a connector coupled to the first housing and the second display device, where, in response to a rotation of the first housing relative to the second housing, a first end of the second display device is to slide laterally on a surface of the second housing towards the hinge.Type: ApplicationFiled: February 4, 2019Publication date: November 18, 2021Applicant: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, llchan Lee
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Publication number: 20210096719Abstract: In example implementations, an electronic device includes a primary display, a secondary display, and a keyboard. The secondary display is coupled to the primary display. The keyboard is coupled to the secondary display and includes a first behavior key and a second behavior key. The first behavior key is to change a first display operation of the secondary display while the primary display is active. The second behavior key is to change a second display operation of the secondary display while the primary display is active.Type: ApplicationFiled: June 5, 2018Publication date: April 1, 2021Applicant: Hewlett-Packard Development Company, L.P.Inventor: Dong Ryul Cha
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Publication number: 20210092864Abstract: In an example, a mounting rail may include a base and a dovetail lug. The dovetail lug may extend from the base and may also extend along a width of the base. The dovetail lug may include a bottom portion having a first thickness, and a top portion having a second thickness. The second thickness may be larger than the first thickness. In further implementations, the bottom portion and the top portion may define a front overhang and a back overhang of the dovetail lug.Type: ApplicationFiled: April 4, 2017Publication date: March 25, 2021Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventor: Dong Ryul CHA
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Patent number: 10908656Abstract: In an example, a device may comprise a panel, a slider to retain the panel to the device, an actuator engaged with the slider, and a release member engaged with the actuator. The actuator may move the slider to unlock the panel and release the panel so that the panel is removable from the device. The release member may cause the actuator to move the slider when the release member is moved to a second position from a first position.Type: GrantFiled: June 13, 2016Date of Patent: February 2, 2021Assignee: Hewlett-Packard Development Company, L.P.Inventor: Dong Ryul Cha
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Patent number: 10852850Abstract: An example stylus pen including a body includes a central axis, a first end, and a second end. In addition, the stylus pen includes an engagement tip disposed at the first end and including resilient cover. Further, the stylus pen includes an adjustment mechanism at least partially disposed within the body and arranged such that manipulation of the adjustment mechanism by a user causes the cover of the engagement tip to actuate between a first shape and a second shape. The cover of the engagement tip is arranged to engage with a touch sensitive surface to cause a change in a computing device when in either one of the first shape and the second shape.Type: GrantFiled: March 4, 2019Date of Patent: December 1, 2020Assignee: Hewlett-Packard Development Company, L.P.Inventors: Ki Bok Song, Ilchan Lee, Dong Ryul Cha
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Publication number: 20190196611Abstract: An example stylus pen including a body includes a central axis, a first end, and a second end. In addition, the stylus pen includes an engagement tip disposed at the first end and including resilient cover. Further, the stylus pen includes an adjustment mechanism at least partially disposed within the body and arranged such that manipulation of the adjustment mechanism by a user causes the cover of the engagement tip to actuate between a first shape and a second shape. The cover of the engagement tip is arranged to engage with a touch sensitive surface to cause a change in a computing device when in either one of the first shape and the second shape.Type: ApplicationFiled: March 4, 2019Publication date: June 27, 2019Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Ki Bok Song, Ilchan Lee, Dong Ryul Cha
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Publication number: 20190086973Abstract: In an example, a device may comprise a panel, a slider to retain the panel to the device, an actuator engaged with the slider, and a release member engaged with the actuator. The actuator may move the slider to unlock the panel and release the panel so that the panel is removable from the device. The release member may cause the actuator to move the slider when the release member is moved to a second position from a first position.Type: ApplicationFiled: June 13, 2016Publication date: March 21, 2019Inventor: Dong Ryul CHA
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Patent number: 9780825Abstract: Examples described herein include examples of a computing device sleeve comprising a main body element comprising a top surface and a bottom surface, the bottom surface comprising a recessed region to store a tablet computing device in a position to protect a display device of the tablet computing device, and the top surface comprising a user input device and docking slot to receive the tablet computing device, and a top cover element coupled to a first side of the main body element and movable to selectively cover the top surface or the bottom surface.Type: GrantFiled: December 2, 2015Date of Patent: October 3, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Yoon Jung Byun, Jae-Kyu Jung
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Publication number: 20170163304Abstract: Examples described herein include examples of a computing device sleeve comprising a main body element comprising a top surface and a bottom surface, the bottom surface comprising a recessed region to store a tablet computing device in a position to protect a display device of the tablet computing device, and the top surface comprising a user input device and docking slot to receive the tablet computing device, and a top cover element coupled to a first side of the main body element and movable to selectively cover the top surface or the bottom surface.Type: ApplicationFiled: December 2, 2015Publication date: June 8, 2017Inventors: Dong Ryul Cha, Yoon Jung Byun, Jae-Kyu Jung
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Patent number: D797102Type: GrantFiled: June 13, 2016Date of Patent: September 12, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: Ilchan Lee, Dong Ryul Cha, Marcus Hoggarth, Jack Godfrey Wood, Harc Lee, Cian Plumbe
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Patent number: D872073Type: GrantFiled: June 11, 2018Date of Patent: January 7, 2020Assignee: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Ilchan Lee, Mark Senatori
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Patent number: D877734Type: GrantFiled: June 1, 2018Date of Patent: March 10, 2020Assignee: Hewlett-Packard Development Company, L.P.Inventors: Dong Ryul Cha, Jq Jung, Ilchan Lee