Patents by Inventor Yoshito Saito

Yoshito Saito 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: 20240094780
    Abstract: A display device includes a housing having a rectangular shape in plan view, a display having a screen surface exposed from a front face of the housing, and a stand disposed on a rear face of the housing and pivotable on a rotation axis at a center in a short-side direction of the housing, to open and close relative to the housing. The stand has a width in a long-side direction of the housing smaller than a width of the housing in the long-side direction.
    Type: Application
    Filed: August 1, 2023
    Publication date: March 21, 2024
    Inventor: Yoshito SAITO
  • Publication number: 20230280800
    Abstract: A display device includes a thin portion, a thick portion, and an interface portion. The thin portion includes a display. The thick portion is disposed on a rear face of the thin portion thicker than the thin portion. The thick portion includes a recess. The interface portion connects to a connector of a cable for connection with an external device. The interface portion is disposed in the recess of the thick portion.
    Type: Application
    Filed: February 9, 2023
    Publication date: September 7, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Yoshito Saito, Kohdai Asanuma
  • Publication number: 20230114712
    Abstract: An image display device includes a flexible display, a touch sensor provided to overlap a back surface of the flexible display, and a housing surrounding the flexible display and the touch sensor. The housing is folded together with the flexible display and the touch sensor at a bent position. The touch sensor includes a first detector and a second detector with the bent position as a boundary. The first detector is bonded to the back surface of the flexible display by an adhesive layer. The second detector is provided without having the adhesive layer between the second detector and the back surface of the flexible display.
    Type: Application
    Filed: September 20, 2022
    Publication date: April 13, 2023
    Inventor: Yoshito SAITO
  • Patent number: 11581142
    Abstract: A multilayer electronic component includes a multilayer body including dielectric layers and inner electrode layers, the multilayer body including an electrode facing portion in which the inner electrode layers are laminated to face each other with the dielectric layers interposed therebetween. The multilayer body has a thickness of at least about 1.5 mm in a lamination direction, a length of at least about 3.0 mm, and a width of at least about 1.5 mm. Each of the dielectric layers includes Ba, Ti, and Cl. A Cl concentration C1 in the entire electrode facing portion satisfies about 10 wtppm<C1<about 50 wtppm. On an imaginary central axis line, a Cl concentration C2 in a central portion of the electrode facing portion and a Cl concentration C3 in both end portions of the electrode facing portion satisfy about 0.5C2?C3<C2.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: February 14, 2023
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Hisashi Fujii, Yoshito Saito, Masaki Masuda, Hidekazu Tamura
  • Publication number: 20210065978
    Abstract: A multilayer electronic component includes a multilayer body including dielectric layers and inner electrode layers, the multilayer body including an electrode facing portion in which the inner electrode layers are laminated to face each other with the dielectric layers interposed therebetween. The multilayer body has a thickness of at least about 1.5 mm in a lamination direction, a length of at least about 3.0 mm, and a width of at least about 1.5 mm. Each of the dielectric layers includes Ba, Ti, and Cl. A Cl concentration C1 in the entire electrode facing portion satisfies about 10 wtppm?C1?about 50 wtppm. On an imaginary central axis line, a Cl concentration C2 in a central portion of the electrode facing portion and a Cl concentration C3 in both end portions of the electrode facing portion satisfy about 0.5C2?C3<C2.
    Type: Application
    Filed: August 7, 2020
    Publication date: March 4, 2021
    Inventors: Hisashi FUJII, Yoshito SAITO, Masaki MASUDA, Hidekazu TAMURA
  • Patent number: 10838286
    Abstract: An image generating unit includes an image generating part configured to generate an image from illumination light; a driving magnet configured to generate a magnetic field; a driving coil arranged in the magnetic field of the driving magnet; a heat radiating part coupled to the image generating part and configured to radiate heat of the image generating part. The driving magnet and the driving coil move the image generating part and the heat radiating part. The driving coil is placed at the heat radiating part via a substance, thermal conductivity of the substance being lower than thermal conductivity of the heat radiating part.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: November 17, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Yoshito Saito, Akihisa Mikawa
  • Publication number: 20200167013
    Abstract: A display system includes a pen; a display input device configured to accept input by the pen; and an extension function device to be coupled to a housing of the display input device. The extension function device includes an extension function for extending a function of the display input device. The display input device includes a first attachment portion to which the extension function device is attachable, on a first side of the housing; and a second attachment portion to which the extension function device is attachable, on a second side of the housing adjacent to the first side. The pen is detachably attached to the second attachment portion when the extension function device is attached to the first attachment portion, and the pen is detachably attached to the first attachment portion when the extension function device is attached to the second attachment portion.
    Type: Application
    Filed: November 19, 2019
    Publication date: May 28, 2020
    Applicant: Ricoh Company, Ltd.
    Inventor: Yoshito SAITO
  • Patent number: 10483041
    Abstract: A first outer electrode and first inner electrodes are supplied with an anode potential and a second outer electrode and second inner electrodes are supplied with a cathode potential when a monolithic ceramic capacitor is mounted and in use. The first outer electrode supplied with the anode potential has a thickness that is greater than a thickness of the second outer electrode supplied with the cathode potential.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: November 19, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yoshito Saito, Satoshi Matsuno, Shinji Otani, Tomochika Miyazaki, Yasuhiro Nishisaka
  • Patent number: 10444604
    Abstract: An image projection apparatus including a light source; an optical element configured to form an image by modulating a light emitted by the light source; a movable portion to which the optical element is attached, the movable portion being movably supported; a position detector configured to detect a position of the movable portion; a projector configured to project the image formed at a predetermined position by using the position detected by the position detector; and a controller configured to execute calibration with respect to the position detector, and to execute at least one of turning off the light source before executing the calibration in response to the light source being on, and turning on the light source after the calibration is executed.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: October 15, 2019
    Assignee: Ricoh Company, Ltd.
    Inventor: Yoshito Saito
  • Publication number: 20190289265
    Abstract: An image projection apparatus for increasing resolution of a projection image by moving an image display element is provided. The image projection apparatus includes a controller, a driving force generator configured to receive a first signal from the controller so as to generate a driving force for moving the image display element, a position detector configured to detect a position of the image display element driven by the driving force, and to transmit a second signal to the controller, and a light source controller configured to receive a third signal from the controller so as to start power supply to a light source, wherein the power supply to the light source is started, in response to the image display element having moved to a reference position after power of the image projection apparatus is turned on.
    Type: Application
    Filed: February 21, 2019
    Publication date: September 19, 2019
    Applicant: Ricoh Company, Ltd.
    Inventor: Yoshito SAITO
  • Publication number: 20190235360
    Abstract: An image projection apparatus including a light source; an optical element configured to form an image by modulating a light emitted by the light source; a movable portion to which the optical element is attached, the movable portion being movably supported; a position detector configured to detect a position of the movable portion; a projector configured to project the image formed at a predetermined position by using the position detected by the position detector; and a controller configured to execute calibration with respect to the position detector, and to execute at least one of turning off the light source before executing the calibration in response to the light source being on, and turning on the light source after the calibration is executed.
    Type: Application
    Filed: November 14, 2018
    Publication date: August 1, 2019
    Applicant: Ricoh Company, Ltd.
    Inventor: Yoshito SAITO
  • Publication number: 20190219908
    Abstract: An image generating unit includes an image generating part configured to generate an image from illumination light; a driving magnet configured to generate a magnetic field; a driving coil arranged in the magnetic field of the driving magnet; a heat radiating part coupled to the image generating part and configured to radiate heat of the image generating part. The driving magnet and the driving coil move the image generating part and the heat radiating part. The driving coil is placed at the heat radiating part via a substance, thermal conductivity of the substance being lower than thermal conductivity of the heat radiating part.
    Type: Application
    Filed: October 20, 2017
    Publication date: July 18, 2019
    Applicant: Ricoh Company, Ltd.
    Inventors: Yoshito SAITO, Akihisa MIKAWA
  • Patent number: 10225531
    Abstract: An image display unit includes a first unit fixed to a receiving frame, a second unit, movably supported by the first unit, including an image generator to generate an image when light enters the image generator, and a first link unit to supportingly fix the first unit to the receiving frame, and a space between the first unit and the receiving frame adjustable by the first link unit.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: March 5, 2019
    Assignee: Ricoh Company, Ltd.
    Inventors: Masamichi Yamada, Yoshito Saito, Akihisa Mikawa
  • Patent number: 9972438
    Abstract: A method for manufacturing a laminated ceramic capacitor having a laminated body including a plurality of stacked ceramic layers and internal electrodes located between the ceramic layers. The laminated body has a pair of mutually opposed principal surfaces extending in the direction in which the ceramic layers extend, a pair of mutually opposed side surfaces and a pair of mutually opposed end surfaces which respectively extend in directions orthogonal to the principal surfaces. The internal electrodes are 0.4 ?m or less in thickness, and are located in an area defined by a width-direction gap of 30 ?m or less interposed with respect to each of the pair of side surfaces and an outer layer thickness of 35 ?m or less interposed with respect to each of the pair of principal surfaces.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: May 15, 2018
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yoshito Saito, Yosuke Hirata, Takashi Hiramatsu
  • Patent number: 9964733
    Abstract: A holding structure holds a reflecting mirror. The holding structure includes a reflecting mirror bracket holding the reflecting mirror; a protrusion disposed on the reflecting mirror; a protrusion supporting part disposed on the reflecting mirror bracket and supporting the protrusion; and a spacer disposed between the protrusion supporting part and the reflecting mirror bracket.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: May 8, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Tetsuya Fujioka, Akihisa Mikawa, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya, Takahiro Hiramatsu, Yukimi Nishi, Jun Mashimo, Yoshito Saito
  • Patent number: 9959973
    Abstract: A multilayer ceramic capacitor that includes a layered body in which dielectric layers and internal electrode layers are layered alternately, an external electrode on a surface of the layered body and a plating layer on a surface of the external electrode. The external electrode contains Cu, and a protective layer containing Cu2O is provided at a joining portion between the external electrode and the plating layer. When heat is applied to the layered body after the external electrode is removed, a ratio of an arithmetic mean value Xa of a quantity of hydrogen generated per unit temperature in a range higher than or equal to 350° C. with respect to an arithmetic mean value Y of a quantity of hydrogen generated per unit temperature in a range higher than or equal to 230° C. and lower than or equal to 250° C. (Xa/Y) is less than or equal to 0.66.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: May 1, 2018
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yoshito Saito, Yasuhiro Nishisaka, Makoto Ogawa, Akihiro Tsuru
  • Patent number: 9952486
    Abstract: There is provided a image projection apparatus including an image generation unit for generating an image by using light emitted from a light source, comprising: a movable unit configured to hold the image generation unit and to be able to change a position of the image generation unit; and a drive unit configured to drive the movable unit to move, wherein the movable unit is disposed to move horizontally.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: April 24, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya, Takahiro Hiramatsu, Yukimi Nishi, Jun Mashimo, Yoshito Saito
  • Patent number: 9892854
    Abstract: A multilayer ceramic capacitor contains Ni in internal electrodes, and includes a sintered metal layer containing Cu in external electrodes. At a joined portion between each internal electrode and each external electrode, mutual diffusion layers of Cu and Ni extend across the internal and external electrodes. On each internal electrode, a mutual diffusion layer is present with a thickness t1, which is defined by a dimension from a first end surface or a second end surface to an interior end in a longitudinal direction, not smaller than about 0.5 ?m and not greater than about 5 ?m. On each external electrode, a mutual diffusion layer is present with a thickness t2, which is defined by a dimension from the first end surface or the second end surface to an exterior end in the longitudinal direction, not smaller than about 2.5% and not greater than about 33.3% of a thickness t0 of a sintered metal layer.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: February 13, 2018
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Yasuhiro Nishisaka, Yoshito Saito
  • Publication number: 20170347070
    Abstract: An image display unit includes a first unit fixed to a receiving frame, a second unit, movably supported by the first unit, including an image generator to generate an image when light enters the image generator, and a first link unit to supportingly fix the first unit to the receiving frame, and a space between the first unit and the receiving frame adjustable by the first link unit.
    Type: Application
    Filed: May 11, 2017
    Publication date: November 30, 2017
    Inventors: Masamichi YAMADA, Yoshito SAITO, Akihisa MIKAWA
  • Patent number: 9829671
    Abstract: A projection lens unit includes a plurality of lenses configured to transmit and emit image light generated by an image generating unit using light from a light source; a barrel configured to hold the plurality of projection lenses; and a heat radiator disposed on the barrel and configured to radiate heat of the barrel to an outside.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: November 28, 2017
    Assignee: Ricoh Company, Ltd.
    Inventors: Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Akihisa Mikawa, Takahiro Hiramatsu, Yukimi Nishi, Yoshito Saito, Jun Mashimo