Patents by Inventor Toshihiko Horie
Toshihiko Horie 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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Publication number: 20210026463Abstract: A learning support system includes: an electronic pen, a writing medium position instruction tool, a position detection apparatus, and a display apparatus. The electronic pen is capable of recording handwriting and transmitting a position instruction signal. The position detection apparatus determines a position of a note provided with the writing medium position instruction tool on a position detection sensor based on a placement position instruction signal from the writing medium position instruction tool, converts coordinates of coordinate information corresponding to handwriting recorded on the note by the electronic pen, and displays an image corresponding to the handwriting recorded on the note on a display terminal and a teacher terminal in a mode recorded on the note. The learning support system enables an educator to determine a situation of a learner to contribute to an increase effectiveness of learning.Type: ApplicationFiled: October 13, 2020Publication date: January 28, 2021Inventors: Tatsunosuke Tobita, Toshihiko Horie
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Patent number: 10866657Abstract: An integrated circuit includes a first terminal that is connected to a first end of a first capacitor, the first capacitor being included in a resonant circuit together with a coil, a second terminal that is connected to a second end of the first capacitor, a plurality of second capacitors connected in parallel between the first and second terminals, and a control circuit which, in operation, changes a capacitance of each of the second capacitors. An electronic pen includes the integrated circuit and a resonant circuit, in which the first capacitor includes a variable-capacitance capacitor which, in operation, varies a capacitance of the variable-capacitance capacitor in accordance with pressure applied to a nib of the electronic pen.Type: GrantFiled: June 12, 2019Date of Patent: December 15, 2020Assignee: Wacom Co., Ltd.Inventors: Shigeru Yamashita, Toshihiko Horie, Masamitsu Ito
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Publication number: 20200356192Abstract: An electronic pen main body unit of an electronic pen having a function of a fountain pen includes an ink writing unit in which a cartridge housing liquid ink is fitted to a rear end portion of a pen core, and a pen body is disposed so as to be superposed on the pen core in a direction orthogonal to a coupling direction of the pen core and the cartridge, and an interaction circuit having an electronic part which, in operation, exchanges a signal with a tablet. The interaction circuit is disposed on a side of the pen core opposite the pen body in the direction orthogonal to the coupling direction of the pen core and the cartridge in a state in which the interaction circuit recedes to the cartridge side from a writing end of the pen body in the coupling direction of the pen core and the cartridge.Type: ApplicationFiled: July 24, 2020Publication date: November 12, 2020Inventors: Kohei TANAKA, Kenichi NINOMIYA, Takenori KANEDA, Toshihiko HORIE
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Publication number: 20200339840Abstract: The present invention addresses the problem of providing a surface protection film which provides an excellent writing sensation when a touch pen is used thereon and excellent scratch resistance against a touch pen. As a solution, provided is a surface protection film which has on the outermost surface thereof a protection layer formed of a polyurethane, wherein the polyurethane has an international rubber hardness degree (IRHD) of 87.0-98.0 and a tan ? peak value of 0.6 or more.Type: ApplicationFiled: May 29, 2018Publication date: October 29, 2020Applicant: BANDO CHEMICAL INDUSTRIES, LTD.Inventors: Yutaka KAMADA, Arata TANI, Toshihiko HORIE, Soh KATO
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Publication number: 20200257383Abstract: A pen input device sheet, which contacts a tip part of a core body of an electronic pen for a pen input device, includes a resin film layer. A diameter of the tip part is SR. An amount of sinking of the resin film layer is ? and a coefficient of kinetic friction between the resin film layer and the tip part is ?, which change according to a load when the tip part is in contact with the pen input device sheet. When the load applied to the tip part of the core body is changed and corresponding measurements are taken, and the measurements plotted with ? allocated to an ordinate axis and a ratio of ?/SR is allocated to an abscissa axis, a fitted straight line plotted based on the measurements has a proportional relation corresponding to a proportional relation between ? and the ratio of ?/SR.Type: ApplicationFiled: April 27, 2020Publication date: August 13, 2020Inventors: So KATO, Toshihiko HORIE
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Patent number: 10739872Abstract: An electronic pen has increased strength, especially a pen tip portion that is not bent or broken even if the electronic pen is slimmed down. A core unit includes a ferrite core on which a coil is wound and a core rod. The core rod is fixed from a first end of the ferrite core to a second end of the ferrite core at a position including a center axis of the ferrite core and projects at an end thereof from the first end of the ferrite core. The ferrite core includes a first coil non-winding portion on which the coil is not wound provided on the pen tip side of the ferrite core. In operation, the end of the core rod and part of the first coil non-winding portion of the ferrite core project from an opening of a housing of the electronic pen.Type: GrantFiled: September 21, 2018Date of Patent: August 11, 2020Assignee: Wacom Co., Ltd.Inventors: Ryoji Kamiyama, Toshihiko Horie, Shigeru Yamashita
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Patent number: 10678350Abstract: An electronic pen has an electronic pen circuit and a core body disposed in a tubular external casing, and a circuit board that is disposed in the external casing and on which at least part of the electronic pen circuit is disposed. The electronic pen circuit and the circuit board are housed in a portion of a tubular internal casing housed in the external casing, and the core body is housed in the internal casing and the portion of the internal casing is filled with a resin in a state in which a tip part of the core body protrudes outside of the internal casing from a first opening of the internal casing on one side in an axial center direction of the internal casing.Type: GrantFiled: August 27, 2018Date of Patent: June 9, 2020Assignee: Wacom Co., Ltd.Inventors: Ryoji Kamiyama, Toshihiko Horie
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Patent number: 10671187Abstract: A pen input device sheet, which contacts a tip part of a core body of an electronic pen for a pen input device, includes a resin film layer. A diameter of the tip part is SR. An amount of sinking of the resin film layer is ? and a coefficient of kinetic friction between the resin film layer and the tip part is ?, which change according to a load when the tip part is in contact with the pen input device sheet. When the load applied to the tip part of the core body is changed and corresponding measurements are taken, and the measurements plotted with ? allocated to an ordinate axis and a ratio of ?/SR is allocated to an abscissa axis, a fitted straight line plotted based on the measurements has a proportional relation corresponding to a proportional relation between ? and the ratio of ?/SR.Type: GrantFiled: August 9, 2018Date of Patent: June 2, 2020Assignee: Wacom Co., Ltd.Inventors: So Kato, Toshihiko Horie
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Patent number: 10655986Abstract: A position indicator includes a light emitting element, a resonance circuit including a coil which, in operation, transmits and receives a signal to and from a sensor of a position detection apparatus and a capacitor connected in parallel to the coil, and a signal generation circuit which, in operation, accumulates power of the signal received from the sensor by the resonance circuit and generates a light emission driving controlling signal that drives and controls the light emitting element to emit light based on the accumulated power. The light emitting element is driven and controlled by the light emission driving controlling signal generated by the signal generation circuit to perform light emission control of the light emitting element of the position indicator by the position detection apparatus. The position indicator has a simple configuration and performs light emission control of the light emitting element under control of the position detection apparatus.Type: GrantFiled: March 23, 2018Date of Patent: May 19, 2020Assignee: Wacom Co., Ltd.Inventors: Hiroshi Miyazawa, Toshihiko Horie
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Patent number: 10567023Abstract: A sensing device has a detection portion having a plate shape and including a first set of one or more indication sensors and a securing portion extending from the detection portion. The securing portion secures the device to a piece of electronic equipment having a plate shape, a back and a front, the front including a display with a second set of one or more indication sensors. The securing portion is sized and shaped to fit between the back of the piece of electronic equipment and a base part of a protective cover to secure the device to the piece of electronic equipment.Type: GrantFiled: July 1, 2016Date of Patent: February 18, 2020Assignee: Wacom Co., Ltd.Inventors: Hiroshi Miyazawa, Toshihiko Horie, Nobutaka Ide
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Publication number: 20190384416Abstract: An integrated circuit includes a first terminal that is connected to a first end of a first capacitor, the first capacitor being included in a resonant circuit together with a coil, a second terminal that is connected to a second end of the first capacitor, a plurality of second capacitors connected in parallel between the first and second terminals, and a control circuit which, in operation, changes a capacitance of each of the second capacitors. An electronic pen includes the integrated circuit and a resonant circuit, in which the first capacitor includes a variable-capacitance capacitor which, in operation, varies a capacitance of the variable-capacitance capacitor in accordance with pressure applied to a nib of the electronic pen.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Shigeru Yamashita, Toshihiko Horie, Masamitsu Ito
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Patent number: 10459539Abstract: An electronic pen has a tubular housing which has an opening provided at one end in an axial direction of the housing and is closed at another end thereof, and has at least one electronic pen main body accommodated in the tubular housing. The electronic pen main body includes a core body having an end in the axial direction of the housing that serves as a pen tip, and a magnetic core provided at an end of core body that is opposite to the end of the core body that serves as the pen tip and having a coil wound thereon. In operation, the end of the core body that serves as the pen tip projects from the opening of the housing to outside of the housing, and part of the magnetic core projects from the opening of the housing to outside of the housing.Type: GrantFiled: August 28, 2017Date of Patent: October 29, 2019Assignee: WACOM CO., LTD.Inventors: Ryoji Kamiyama, Toshihiko Horie
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Publication number: 20190272766Abstract: A digital input device includes a sensor that detects coordinates according to a position pointed by an electronic pen; a display device disposed on a side of the sensor; at least one operation button; at least one processor; at least one storage device storing at least one program. When the at least one program is executed by the at least one processor, the display device displays a predetermined template and inputted information by an electronic pen as received via the sensor. The digital input device also provides timepoint information at every predetermined timing, and generates and stores time-series data with position information from the sensor according to pointing to the template by the electronic pen, the time-series data including information regarding the electronic pen received from the electronic pen associated with operation information indicating a state of the at least one operation button at timepoints indicated by the timepoint information.Type: ApplicationFiled: May 16, 2019Publication date: September 5, 2019Inventor: Toshihiko Horie
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Patent number: 10345930Abstract: A magnetic core coil has a core formed of a magnetic material, a coil wound around the core, and two terminals formed of a conductive material. The two terminals are fixed to the core, and first portions of the two terminals extend from one end of the core in an axial direction of the core. A first end and a second end of the coil are electrically connected to the first portions of the two terminals which protrude from the one end of the core in the axial direction of the core. The magnetic core coil can be made small in thickness (radial size) and size, and can be produced in a reduced number of production steps and at low cost.Type: GrantFiled: December 1, 2017Date of Patent: July 9, 2019Assignee: WACOM CO., LTD.Inventors: Toshihiko Horie, Masamitsu Ito, Shigeru Yamashita, Hidetaka Takiguchi, Ryoji Kamiyama
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Publication number: 20190184676Abstract: The present invention addresses the problem of providing a surface protective film which is resistant to discoloration, expansion and the like caused by the penetration of a plasticizer. A surface protective film having, on the outermost surface thereof, a protective layer made of polycarbonate type polyurethane is provided as the solution of the problem.Type: ApplicationFiled: August 22, 2017Publication date: June 20, 2019Applicants: BANDO CHEMICAL INDUSTRIES, LTD., WACOM CO., LTD.Inventors: Yutaka KAMADA, Arata TANI, Toshihiko HORIE, Soh KATO
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Publication number: 20190025951Abstract: An electronic pen has increased strength, especially a pen tip portion that is not bent or broken even if the electronic pen is slimmed down. A core unit includes a ferrite core on which a coil is wound and a core rod. The core rod is fixed from a first end of the ferrite core to a second end of the ferrite core at a position including a center axis of the ferrite core and projects at an end thereof from the first end of the ferrite core. The ferrite core includes a first coil non-winding portion on which the coil is not wound provided on the pen tip side of the ferrite core. In operation, the end of the core rod and part of the first coil non-winding portion of the ferrite core project from an opening of a housing of the electronic pen.Type: ApplicationFiled: September 21, 2018Publication date: January 24, 2019Inventors: Ryoji KAMIYAMA, Toshihiko HORIE, Shigeru YAMASHITA
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Publication number: 20180364823Abstract: An electronic pen has an electronic pen circuit and a core body disposed in a tubular external casing, and a circuit board that is disposed in the external casing and on which at least part of the electronic pen circuit is disposed. The electronic pen circuit and the circuit board are housed in a portion of a tubular internal casing housed in the external casing, and the core body is housed in the internal casing and the portion of the internal casing is filled with a resin in a state in which a tip part of the core body protrudes outside of the internal casing from a first opening of the internal casing on one side in an axial center direction of the internal casing.Type: ApplicationFiled: August 27, 2018Publication date: December 20, 2018Inventors: Ryoji KAMIYAMA, Toshihiko HORIE
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Patent number: 10152144Abstract: A position indicator includes a tubular chassis in which an opening is made on one end in an axial direction as a pen tip side and another end. A position indicator cartridge is housed in a hollow part of the chassis. The position indicator cartridge includes a core body unit having a coil that forms part of a resonant circuit that is wound partly around a bar-shaped magnetic core, part of the magnetic core around which the coil is not wound forming a pen tip part, and a tubular body unit that houses at least a capacitor that forms part of the resonant circuit. A change circuit also forms part of the resonant circuit and is configured to change a resonant frequency or a phase of the resonant circuit according to a writing pressure applied to the core body unit.Type: GrantFiled: December 13, 2016Date of Patent: December 11, 2018Assignee: Wacom Co., LTD.Inventors: Toshihiko Horie, Ryoji Kamiyama, Shigeru Yamashita
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Publication number: 20180348898Abstract: A pen input device sheet, which contacts a tip part of a core body of an electronic pen for a pen input device, includes a resin film layer. A diameter of the tip part is SR. An amount of sinking of the resin film layer is ? and a coefficient of kinetic friction between the resin film layer and the tip part is ?, which change according to a load when the tip part is in contact with the pen input device sheet. When the load applied to the tip part of the core body is changed and corresponding measurements are taken, and the measurements plotted with ? allocated to an ordinate axis and a ratio of ?/SR is allocated to an abscissa axis, a fitted straight line plotted based on the measurements has a proportional relation corresponding to a proportional relation between ? and the ratio of ?/SR.Type: ApplicationFiled: August 9, 2018Publication date: December 6, 2018Inventors: So KATO, Toshihiko HORIE
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Patent number: D897341Type: GrantFiled: October 26, 2018Date of Patent: September 29, 2020Assignee: Wacom Co., Ltd.Inventors: Ryoji Kamiyama, Toshihiko Horie, Masamitsu Ito, Shigeru Yamashita