Patents by Inventor Hideo Tamura

Hideo Tamura 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).

  • Patent number: 10717300
    Abstract: An inkjet printer capable of suppressing temperature unevenness of a drying drum itself as much as possible having a printing part for applying ink to a medium before printing, a drying drum for heating and drying a medium after printing having the ink applied in contact with an outer circumferential face thereof, and a controller capable of individually controlling heating of a plurality of sections obtained by dividing the drying drum along a plane perpendicular to a shaft direction thereof. Each of the respective sections is mounted with a heater part capable of heating the corresponding section, and heating of the heater parts of all of the sections is continuously controlled individually by the controller.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: July 21, 2020
    Assignee: MIYAKOSHI PRINTING MACHINERY CO., LTD.
    Inventors: Hideo Izawa, Seiji Komatsuda, Eiichi Tamura
  • Publication number: 20200171847
    Abstract: An inkjet printer capable of suppressing temperature unevenness of a drying drum itself as much as possible having a printing part for applying ink to a medium before printing, a drying drum for heating and drying a medium after printing having the ink applied in contact with an outer circumferential face thereof, and a controller capable of individually controlling heating of a plurality of sections obtained by dividing the drying drum along a plane perpendicular to a shaft direction thereof. Each of the respective sections is mounted with a heater part capable of heating the corresponding section, and heating of the heater parts of all of the sections is continuously controlled individually by the controller.
    Type: Application
    Filed: February 21, 2019
    Publication date: June 4, 2020
    Inventors: Hideo IZAWA, Seiji KOMATSUDA, Eiichi TAMURA
  • Patent number: 10632741
    Abstract: A print element substrate comprises: a plurality of heaters configured to cause discharge of droplets; a pad array in which a plurality of pads configured to do electrical connection from an outside are arranged; and a plurality of resistance monitor elements configured to measure resistance values of the plurality of heaters, wherein the plurality of resistance monitor elements are arranged along a direction of the pad array.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: April 28, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Hideo Tamura, Takaaki Yamaguchi, Yohei Osuki
  • Publication number: 20200049198
    Abstract: The oil-impregnated sintered bearing of the present invention is an oil-impregnated sintered bearing having a Fe—Cu-based sintered body being impregnated with, a bearing hole being formed in the Fe—Cu-based sintered body and configured to be penetrated by and support a rotating shaft, in which an inner circumferential surface of the bearing hole includes a first region forming a central portion in a shaft direction, a second region from a first end portion of the first region to a first opening of the bearing hole, and a third region from a second end portion of the first region to a second opening of the bearing hole, and an area ratio of the Cu phase of the second region in a center along the shaft direction is 80% or more and 100% or less of an area ratio of the Cu phase of the third region in a center along the shaft direction.
    Type: Application
    Filed: October 18, 2017
    Publication date: February 13, 2020
    Applicant: Diamet Corporation
    Inventors: Yoshiki TAMURA, Hideo SAKAI, Osamu SAKAI
  • Publication number: 20200016896
    Abstract: A recording element board has a plurality of heat-generating resistor elements arranged in a row and each of the plurality of heat-generating resistor elements comprises a heat-generating resistor layer and first and second pairs of electrodes connected to the heat-generating resistor layer. The first and second pairs of electrodes contact the heat-generating resistor layer at the opposite surfaces thereof to each other. The first pair of electrodes is formed as vias, while each surface of the second pair of electrodes is inclined so as to gradually reduce the thickness thereof toward the end thereof.
    Type: Application
    Filed: July 8, 2019
    Publication date: January 16, 2020
    Inventors: Ryoji Oohashi, Tsubasa Funabashi, Koichi Omata, Hideo Tamura, Kousuke Kubo, Yohei Osuki
  • Patent number: 10500851
    Abstract: A print element substrate, comprises: a heater layer; a wiring layer that is connected to the heater layer and is for causing the heater layer to generate heat; an insulating layer arranged on the wiring layer; an anti-cavitation layer arranged on the insulating layer that is for protecting the insulating layer; and a switch that has a control terminal that is pulled-down to a ground, and causes the anti-cavitation layer and the ground to have an electrical connection when the control terminal is in a high-level state.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: December 10, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yohei Osuki, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi, Yuji Tamaru, Toshio Negishi, Suguru Taniguchi
  • Publication number: 20190344349
    Abstract: The molding die of the invention includes: a first die having a through-hole; a second die inserted into the through-hole and capable of moving relative to the first die; and a first punch and a second punch each insertable into the through-hole. A cavity surrounded by the second die, the first punch, and the second punch to compression-mold a molding object is formed in the through-hole. An undercut molding part is formed in the surface of the second die facing the cavity. The second die is formed so as to be splittable into two or more split bodies.
    Type: Application
    Filed: August 15, 2017
    Publication date: November 14, 2019
    Applicant: Diamet Corporation
    Inventors: Tsuneo MARUYAMA, Yoshiki TAMURA, Hideo SAKAI
  • Patent number: 10394662
    Abstract: A source remote copy configuration in a source storage system is migrated to a destination storage system as a destination remote copy configuration. The destination primary storage apparatus of the destination storage system defines a virtual volume mapped to the primary volume provided by the source primary storage apparatus which is a storage area of the virtual volume; takes over a first identifier of the primary volume to the virtual volume; transfers, when the virtual volume receives an access request, the access request to the source primary storage apparatus to write data in the primary volume; and takes over the first identifier from the virtual volume to another primary volume provided by the destination primary storage apparatus, after completion of copy of data from primary volume of the source primary storage apparatus into primary volume of the destination primary storage apparatus and secondary volume of the destination secondary storage apparatus.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: August 27, 2019
    Assignee: Hitachi, Ltd.
    Inventors: Taiki Kono, Hidenori Suzuki, Kunihiko Nashimoto, Shigeo Homma, Toru Suzuki, Tomohiro Kawaguchi, Hideo Saito, Azusa Jin, Hiroshi Nasu, Keishi Tamura, Shoji Sugino
  • Publication number: 20190196613
    Abstract: A transmission-type electronic pen that detects a hover state by a position detecting device and achieves power savings is provided. The pen includes a transmission circuit that transmits a signal to a position detecting device and a detector configured to detect a direct act of a user. The pen includes a pressure detector configured to detect whether a pressure is applied to a tip of a core body, and a controller configured to activate and control transmission operation of the transmission circuit based on detection outputs of the detector and the pressure detector. The transmission circuit is controlled in accordance with any of a plurality of transmission operation states including at least a power saving state. When detecting an act of the user, the controller activates and sets the transmission circuit to a first transmission operation state of the plurality of states.
    Type: Application
    Filed: March 5, 2019
    Publication date: June 27, 2019
    Inventor: Hideo Tamura
  • Patent number: 10254859
    Abstract: A transmission-type electronic pen that detects a hover state by a position detecting device and achieves power savings is provided. The pen includes a transmission circuit that transmits a signal to a position detecting device and a detector configured to detect a direct act of a user. The pen includes a pressure detector configured to detect whether a pressure is applied to a tip of a core body, and a controller configured to activate and control transmission operation of the transmission circuit based on detection outputs of the detector and the pressure detector. The transmission circuit is controlled in accordance with any of a plurality of transmission operation states including at least a power saving state. When detecting an act of the user, the controller activates and sets the transmission circuit to a first transmission operation state of the plurality of states.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: April 9, 2019
    Assignee: Wacom Co., Ltd.
    Inventor: Hideo Tamura
  • Patent number: 10180529
    Abstract: In one embodiment, an illumination device includes a light-guiding unit having a light output surface which outputs light and a back surface facing the light output surface, wherein the light-guiding unit has a curved surface in a region of the back surface farther than a first position on the back surface that is away by a first distance from an axis passing the light output surface and the back surface, and a rough surface in a region of the light output surface farther than a second position on the light output surface that is away by a second distance from the axis in a same direction as a direction from the axis toward the first position, and where an intersection of the axis and the back surface is an origin point, and a direction of the axis from the back surface to the light output surface is positive, a normal line of the curved surface intersects with the axis at the positive side of the axis, and an angle formed by a normal line vector at the second position in a direction toward the light output s
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: January 15, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hiroshi Ohno, Yuichiro Yamamoto, Mitsuaki Kato, Tomonao Takamatsu, Masataka Shiratsuchi, Hiromichi Hayashihara, Hideo Tamura, Masahiko Yamamoto
  • Publication number: 20190001663
    Abstract: A print element substrate comprises: a plurality of heaters configured to cause discharge of droplets; a pad array in which a plurality of pads configured to do electrical connection from an outside are arranged; and a plurality of resistance monitor elements configured to measure resistance values of the plurality of heaters, wherein the plurality of resistance monitor elements are arranged along a direction of the pad array.
    Type: Application
    Filed: June 15, 2018
    Publication date: January 3, 2019
    Inventors: Hideo Tamura, Takaaki Yamaguchi, Yohei Osuki
  • Patent number: 9950525
    Abstract: An element substrate for a liquid ejecting head includes a substrate, an element forming layer on the substrate, and a discharge port forming member formed of an insulating member on the element forming layer. The element forming layer includes an energy generating element configured to provide energy to a liquid for ejection. The discharge port forming member includes a discharge port forming surface having discharge ports through which the liquid is ejected and an exterior side surface positioned between the discharge port forming surface and the element forming layer. The exterior side surface has a first edge facing the element forming layer. The element substrate further includes a conductive layer disposed between the first edge and the element forming layer and grounded.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: April 24, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Ryoji Oohashi, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Suguru Taniguchi, Yuji Tamaru, Toshio Negishi, Yohei Osuki
  • Publication number: 20180104954
    Abstract: A print element substrate, comprises: a heater layer; a wiring layer that is connected to the heater layer and is for causing the heater layer to generate heat; an insulating layer arranged on the wiring layer; an anti-cavitation layer arranged on the insulating layer that is for protecting the insulating layer; and a switch that has a control terminal that is pulled-down to a ground, and causes the anti-cavitation layer and the ground to have an electrical connection when the control terminal is in a high-level state.
    Type: Application
    Filed: August 31, 2017
    Publication date: April 19, 2018
    Inventors: Yohei Osuki, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi, Yuji Tamaru, Toshio Negishi, Suguru Taniguchi
  • Patent number: 9833992
    Abstract: A recording-element substrate includes a substrate including a base member, a pair of electrodes, a heating element formed of a thermal resistor layer between the electrodes, a surface on which an electroconductive film coating the heating element has been formed, and an insulating film between the heating element and the electroconductive film and a flow-path-forming member including walls forming a liquid flow path toward the heating element while being disposed on the substrate's surface side. The substrate includes an electric connecting portion in contact with the electroconductive film to connect the electroconductive film with the base member. The shortest distance between the electric connecting portion and a portion where an angle formed by the walls is 120 degrees or smaller when viewed from a direction orthogonal to the surface is smaller than that between a boundary between the electrodes and the heating element and the portion.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: December 5, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Suguru Taniguchi, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi, Yuji Tamaru, Toshio Negishi, Yohei Osuki
  • Publication number: 20170330504
    Abstract: An image processing apparatus according to an embodiment includes a setting unit that sets an operator including a target pixel in a process target image, a totaling unit that acquires a gradation value of each pixel within the operator, and generates a histogram indicating the number of pixels corresponding to each gradation value from 0 to a natural number N, and a conversion unit that calculates a new gradation value by adding together the number of pixels corresponding to each of the respective gradation values ranging from gradation value 0 to the gradation value of the target pixel, or by subtracting, from gradation value N, the combined number of pixels corresponding to the respective gradation values ranging from the gradation value of the target pixel to gradation value N, and converts the gradation value of the target pixel into the new gradation value.
    Type: Application
    Filed: November 28, 2014
    Publication date: November 16, 2017
    Applicant: LinkPro Co., Ltd.
    Inventors: Nobukatsu HARAGUCHI, Hideo TAMURA, Miyuki AIZAWA
  • Publication number: 20170177099
    Abstract: A transmission-type electronic pen that detects a hover state by a position detecting device and achieves power savings is provided. The pen includes a transmission circuit that transmits a signal to a position detecting device and a detector configured to detect a direct act of a user. The pen includes a pressure detector configured to detect whether a pressure is applied to a tip of a core body, and a controller configured to activate and control transmission operation of the transmission circuit based on detection outputs of the detector and the pressure detector. The transmission circuit is controlled in accordance with any of a plurality of transmission operation states including at least a power saving state. When detecting an act of the user, the controller activates and sets the transmission circuit to a first transmission operation state of the plurality of states.
    Type: Application
    Filed: March 1, 2017
    Publication date: June 22, 2017
    Inventor: Hideo Tamura
  • Publication number: 20170173953
    Abstract: A recording-element substrate includes a substrate including a base member, a pair of electrodes, a heating element formed of a thermal resistor layer between the electrodes, a surface on which an electroconductive film coating the heating element has been formed, and an insulating film between the heating element and the electroconductive film and a flow-path-forming member including walls forming a liquid flow path toward the heating element while being disposed on the substrate's surface side. The substrate includes an electric connecting portion in contact with the electroconductive film to connect the electroconductive film with the base member. The shortest distance between the electric connecting portion and a portion where an angle formed by the walls is 120 degrees or smaller when viewed from a direction orthogonal to the surface is smaller than that between a boundary between the electrodes and the heating element and the portion.
    Type: Application
    Filed: December 16, 2016
    Publication date: June 22, 2017
    Inventors: Suguru Taniguchi, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi, Yuji Tamaru, Toshio Negishi, Yohei Osuki
  • Publication number: 20170100930
    Abstract: An element substrate for a liquid ejecting head includes a substrate, an element forming layer on the substrate, and a discharge port forming member formed of an insulating member on the element forming layer. The element forming layer includes an energy generating element configured to provide energy to a liquid for ejection. The discharge port forming member includes a discharge port forming surface having discharge ports through which the liquid is ejected and an exterior side surface positioned between the discharge port forming surface and the element forming layer. The exterior side surface has a first edge facing the element forming layer. The element substrate further includes a conductive layer disposed between the first edge and the element forming layer and grounded.
    Type: Application
    Filed: October 6, 2016
    Publication date: April 13, 2017
    Inventors: Ryoji Oohashi, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Suguru Taniguchi, Yuji Tamaru, Toshio Negishi, Yohei Osuki
  • Patent number: 9620669
    Abstract: According to one embodiment, a semiconductor light emitting device includes a light emitting chip and a fluorescent material layer. The light emitting chip includes a semiconductor layer, a first electrode, a second electrode, an insulating layer, a first interconnect layer, a second interconnect layer, a first metal pillar, a second metal pillar, and a resin layer. The semiconductor layer includes a light emitting layer, a first major surface, and a second major surface formed on a side opposite to the first major surface. The fluorescent material layer is provided on the first major surface and has a larger planer size than the light emitting chip.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: April 11, 2017
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yoshiaki Sugizaki, Hideki Shibata, Akihiro Kojima, Masayuki Ishikawa, Hideo Tamura, Tetsuro Komatsu