Patents by Inventor Tadashi Yamada

Tadashi Yamada 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).

  • Publication number: 20150015933
    Abstract: An electrophoretic device includes: an electrophoretic layer that is disposed between an element substrate and an opposing substrate arranged opposing each other and that includes a dispersion medium in which at least one or more electrophoretic particles are dispersed; a first seal member that is disposed surrounding the electrophoretic layer and bonds the element substrate and the opposing substrate together; and a second seal member that is disposed surrounding the first seal member, bonds the element substrate and the opposing substrate together, and does not include the dispersion medium between the element substrate and the opposing substrate.
    Type: Application
    Filed: July 7, 2014
    Publication date: January 15, 2015
    Inventors: Tadashi YAMADA, Hiroki NAKAHARA
  • Publication number: 20150015934
    Abstract: An electrophoretic apparatus includes: an electrophoretic layer that is disposed between an element substrate and a counter substrate, and has a dispersion medium in which electrophoretic particles are dispersed; a partition wall that is disposed to separate the electrophoretic layer into a plurality of cells; a seal material that bonds the element substrate and the counter substrate, and is disposed so as to surround the electrophoretic layer; and a sealing film that is disposed at least between the partition wall and the counter substrate, and has no adhesive material, in which a top section of the partition wall is disposed in the sealing film.
    Type: Application
    Filed: July 8, 2014
    Publication date: January 15, 2015
    Inventors: Tadashi YAMADA, Hiroki NAKAHARA, Yutaka TAKEUCHI, Daisuke ABE, Toru KATAKABE
  • Patent number: 8931596
    Abstract: A lubricant oil supplying apparatus (1-1) provided for a power transmission apparatus (1) having an accumulating part (9), a rotating member (7) rotating interlockingly with rotation of a drive wheel to feed a lubricant oil in the accumulating part, and an oil receiving part (8) disposed above in the vertical direction than the rotating member, and supplying the lubricant oil to the oil receiving part, in which a passage member (10) for guiding the lubricant oil fed by the rotating member to the oil receiving part is provided.
    Type: Grant
    Filed: February 4, 2010
    Date of Patent: January 13, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Hiroyuki Shioiri, Tadashi Yamada, Haruo Isomura
  • Patent number: 8930093
    Abstract: A forklift truck includes a truck body, a fork, a mast, tilting and lifting mechanisms, tilt and lift levers, tilting and lifting operation detectors, a lifted height detector, a load detector, an auxiliary switch, a tilt angle detector and a controller. The controller controls the lifting and tilting mechanisms based on signals from the tilting and lifting operation detectors and the auxiliary switch. The controller controls the lifting and tilting mechanisms to cause the fork to be lifted and tilted to horizontal position of the fork if a load is present on the fork, the fork is in a lower lift region where the lifted height of the fork is at or lower than a first threshold value, the lift lever is placed in operative position to lift the fork, the auxiliary switch is in operative position and the fork is not in the horizontal position of the fork.
    Type: Grant
    Filed: September 25, 2012
    Date of Patent: January 6, 2015
    Assignee: Kabushiki Kaisha Toyota Jidoshokki
    Inventors: Takashi Nishiwaki, Junichi Kuwayama, Tadashi Yamada
  • Publication number: 20140375619
    Abstract: This invention provides an electro-optical module with reduced noise in driving voltage. The invention can include a power supply substrate that is arranged separately from the flexible substrate having a driver, so that the noise of the driving voltage supplied from the power supply substrate is reduced.
    Type: Application
    Filed: September 9, 2014
    Publication date: December 25, 2014
    Applicant: Seiko Epson Corporation
    Inventor: Tadashi YAMADA
  • Patent number: 8860698
    Abstract: This invention provides an electro-optical module with reduced noise in driving voltage. The invention can include a power supply substrate that is arranged separately from the flexible substrate having a driver, so that the noise of the driving voltage supplied from the power supply substrate is reduced.
    Type: Grant
    Filed: October 24, 2008
    Date of Patent: October 14, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Tadashi Yamada
  • Patent number: 8825246
    Abstract: An industrial vehicle having a vehicle body includes a battery, an electric motor, an electrolyte level sensor, a vehicle operating with lowered electrolyte level, a vehicle operating time calculator, a data-storing device storing data of the vehicle operating time, an electric motor limiting condition and a motor controller. The electric motor is driven to generate torque. The electrolyte level sensor detects whether or not electrolyte level of the battery is lower than a predetermined level. The vehicle operating time is a time elapsing while the electrolyte level is lower than the predetermined level. The vehicle operating time calculator counts the vehicle operating time in accordance with the detection of the electrolyte level. The electric motor limiting condition limits operation of the electric motor gradually in accordance with the vehicle operating time. The motor controller controls operation of the electric motor based on the electric motor limiting condition.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: September 2, 2014
    Assignee: Kabushiki Kaisha Toyota Jidoshokki
    Inventors: Shigenori Iwase, Tadashi Yamada, Hiroshi Murata, Nobuyoshi Uematsu, Takashi Ushio
  • Patent number: 8614957
    Abstract: When receiving an extension connection request from a first mobile terminal, a first route selection device selects a first extension connection route from among a plurality of extension connection routes and transmits the type of the first extension connection route and calling-side address information used on the first extension connection route to a second route selection device. The second route selection device selects a second extension connection route from among the plurality of extension connection routes and transmits the type of the second extension connection route and called-side address information used on the second extension connection route to the first route selection device. If the second extension connection route coincides with the first extension connection route, an extension connection is established between the first mobile terminal and the second mobile terminal via the first extension connection route.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: December 24, 2013
    Assignees: Fujitsu Limited, NTT DoCoMo, Inc.
    Inventors: Reiko Hattori, Takeshi Kunugi, Tadashi Yamada, Takeshi Masubuchi, Kenichiro Aoyagi, Yasuhiro Kawabe
  • Patent number: 8593061
    Abstract: An electro-optical device includes a display panel obtained by forming an electro-optical layer, in which a plurality of pixels is formed, on a glass substrate having a thickness of 50 ?m or less; and a support frame supporting the display panel, wherein the display panel has at least a display region in which the plurality of pixels is formed and frame regions formed outside the display region, and wherein at least one side of each of the frame regions is bent from the vicinity of a circumference of the display region to the support frame side and is fixed to the support frame.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: November 26, 2013
    Assignee: Seiko Epson Corporation
    Inventor: Tadashi Yamada
  • Patent number: 8570641
    Abstract: A display device includes a substrate that is provided on a display surface side, an opposing substrate that is arranged opposing the substrate, and a display layer that is provided between the substrate and the opposing substrate. The display layer includes a three-dimensional elastic body that is impregnated by a dispersion liquid in which at least one type of particle that is positively or negatively charged is dispersed in a dispersion medium and a bonding layer that is provided between the three-dimensional mesh-like elastic body and the substrate and which bonds the three-dimensional mesh-like elastic body to the substrate.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: October 29, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Kenji Hayashi, Tadashi Yamada
  • Patent number: 8562148
    Abstract: A control device that controls a video signal to be input to a display device and controls the luminance of a light source that causes light to be incident on the display device includes: a light source luminance control section that controls the luminance of the light source by means of a light source luminance control signal; a storage section that stores relationships between light source luminance control signals and video correction amounts; a video correction signal generating section that generates, on the basis of the video correction amount that is stored in the storage section and corresponds to the generated light source luminance control signal, a video correction signal that is used to correct the video signal; and a video signal correcting section that corrects the video signal by means of the video correction signal.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: October 22, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Hirosada Horiguchi, Hiroshi Yoshimoto, Tadashi Yamada
  • Patent number: 8467360
    Abstract: A base station includes at least one first application section, a determining section, and a controlling section. Each of the first application sections executes one of a plurality of first application programs corresponding to one of a plurality of first application services utilizing a first wireless communication service provided by a mobile virtual network operator. The determining section receives a connection request to connect to the first application service from a first terminal for using the first wireless communication service, and determines the first application section corresponding to the first application service specified in the connection request. The controlling section controls communications between the determined first application section and a server managed by the mobile virtual network operator and between the determined first application section and the first terminal.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: June 18, 2013
    Assignee: Fujitsu Limited
    Inventors: Noboru Hasegawa, Takeshi Kunugi, Reiko Hattori, Tadashi Yamada
  • Patent number: 8427190
    Abstract: A power supply apparatus includes a power supply part including a plurality of power supply units, a first comparison unit comparing a first voltage of the power supply part with a first reference value, a directing unit issuing a voltage fall direction to one of the power supply units so as to lower a voltage setting value when the first voltage is higher than the first reference value, a second comparison unit comparing a second voltage of the power supply unit obtained after the voltage fall direction is issued with the second reference voltage value, and a determining unit determining that the power supply unit to which the voltage fall direction issued corresponds to a failure unit, when the second comparison unit detects that the second voltage obtained after the voltage fall direction is issued fell in the voltage level lower than the second reference voltage.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: April 23, 2013
    Assignee: Fujitsu Limited
    Inventors: Masahiro Tamagawa, Tadashi Yamada, Kiyoshi Sudo
  • Patent number: 8424909
    Abstract: A gas generator includes: a housing having closure and diffuser shells; an inner tube member accommodating an igniter, an opening end of the inner tube member being located opposing a bottom plate of the closure shell and defining a ventilating portion formed at the opening end, the inner tube member being fixed to an igniter attaching portion, and having a cylindrical portion projecting inwardly in the closure shell, and a passage being formed between the inner tube member and the igniter attaching portion to reach the ventilating portion; an outer circumference cylindrical member provided in the combustion chamber and one end opening thereof being located at the bottom plate; and an annular porous member defining a space above the combustion chamber, the space being communicated to a gas discharge path defined between the outer circumference cylindrical member and a side surface of the diffuser shell through a communicating portion.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: April 23, 2013
    Assignees: Daicel Chemical Industries, Ltd., Toyota Jidosha Kabushiki Kaisha, Toyoda Gosei Co., Ltd
    Inventors: Tomoharu Kobayashi, Naoki Matsuda, Osamu Fukawatase, Tomoko Kurata, Yuki Nonoyama, Tadashi Yamada, Toru Ozaki
  • Patent number: 8424908
    Abstract: A gas generator, includes: a housing having closure shell, a diffuser shell including a gas discharge ports, and a flange portion; an inner tube member defining a combustion chamber in an outside thereof for accommodating a gas generating agent, the igniter being attached to the closure shell such that the igniter projects inside from a hole formed in the bottom plate of the closure shell, the annular porous member having a plurality of holes which are smaller than the size of the gas generator, defining a space above the combustion chamber, a total opening area (A1) of the gas discharge ports being smaller than a total opening area (A2) of a gas pathway extending from the combustion chamber to the gas discharge ports (A1<A2), and the space and the gas discharge path being communicated with each other by a communicating portion.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: April 23, 2013
    Assignees: Daicel Chemical Industries, Ltd., Toyota Jidosha Kabushiki Kaisha, Toyoda Gosei Co., Ltd.
    Inventors: Tomoharu Kobayashi, Naoki Matsuda, Osamu Fukawatase, Tomoko Kurata, Yuki Nonoyama, Tadashi Yamada, Toru Ozaki
  • Publication number: 20130077052
    Abstract: A projector includes a lamp that emits projection light to project 3D picture, in which a right eye image and a left eye image are represented in a time division manner, to an object, a synchronization signal transmission section which transmits shutter synchronization signal to glasses having a right eye shutter and a left eye shutter to control the opened state or the closed state of the right eye shutter and the left eye shutter, based on the signal indicating a displaying period of the right eye image and the left eye image of 3D picture, and a lamp drive section that supplies AC current having peak overlapping with a period when the right eye shutter of the glasses is in the opened state and peak overlapping with a period when the left eye shutter of the glasses is in the opened state to the lamp, based on the signal.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 28, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hirosada HORIGUCHI, Hiroshi YOSHIMOTO, Tadashi YAMADA, Keiji FUKUHARA
  • Patent number: 8406771
    Abstract: A wireless communication system, includes: a first base station; a second base station; a first terminal which transmits call connection data to the first base station; a second terminal which receives a call connection request; and a management device which manages location and movement of the first terminal, wherein the first base station employs a handover procedure to notify the management device, when receiving the call connection data from the first terminal, that a call connection destination of the second terminal which has received the call connection request is changed, and notifies the first terminal about a frequency of the second base station, and the first terminal transmits call connection data to the second base station based on the notified frequency.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: March 26, 2013
    Assignee: Fujitsu Limited
    Inventors: Takeshi Kunugi, Noboru Hasegawa, Reiko Hattori, Tadashi Yamada
  • Publication number: 20130044297
    Abstract: A projector which includes a light source, liquid crystal light valves, a dimming mechanism, an illumination optical system, a control circuit which determines an input light amount which is caused to be input to the liquid crystal light valve on the basis of an input image signal, outputs an output image signal which is decompressed according to the input light amount, and generates a first control signal which designates a first dimming rate of a high pressure mercury lamp and a second control signal which designates a second dimming rate of the dimming mechanism based on the input light amount, an illumination driving circuit which drives the light source on the basis of the first control signal, and a douser driving circuit which drives the douser on the basis of the second control signal.
    Type: Application
    Filed: August 17, 2012
    Publication date: February 21, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hirosada HORIGUCHI, Hiroshi YOSHIMOTO, Tadashi YAMADA
  • Publication number: 20120236821
    Abstract: A radio base station apparatus for performing radio communication with a mobile terminal apparatus, the radio base station apparatus including: a forwarding data determination unit which determines forwarding data which is to be forwarded to a handover destination radio base station apparatus, based on the presence or absence of retransmission of data to the mobile terminal apparatus; and a data forwarding processing unit which forwards the determined forwarding data to the handover destination radio base station apparatus.
    Type: Application
    Filed: January 26, 2012
    Publication date: September 20, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Tadashi YAMADA, Takeshi Kunugi, Reiko Hattori, Noboru Hasegawa
  • Publication number: 20120233487
    Abstract: In an information processing apparatus, a control unit includes a first clock device for providing the time of day. A physical domain includes a second clock device, and implements a logical domain that functions as a virtual information processing apparatus. The control unit controls a first time-of-day difference between the time of day of the first clock device and that of the second clock device. The physical domain controls a second time-of-day difference between the time of day of the second clock device and that of the logical domain. In the information processing apparatus, the time of day on the logical domain is controlled based on the first and second time-of-day differences.
    Type: Application
    Filed: March 8, 2012
    Publication date: September 13, 2012
    Applicant: FUJITSU LIMITED
    Inventors: Kenji OKANO, Kenji Gotsubo, Tadashi Yamada, Hiromi Fukumura