Patents by Inventor Takeshi Ishida

Takeshi Ishida 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: 20200136075
    Abstract: With the purpose of providing a light-emitting layer that is suitable for mass production and a light-emitting device having the light-emitting layer, without including a high-temperature process, there is provided a light-emitting device having: a light-emitting layer formed of a photosensitive material, in which quantum dots are dispersed; a first electrode of a lower layer than the light-emitting layer; and a second electrode of a higher layer than the light-emitting layer.
    Type: Application
    Filed: June 15, 2018
    Publication date: April 30, 2020
    Inventors: MASAYUKI KANEHIRO, TAKESHI ISHIDA, YOUHEI NAKANISHI, SHOTA OKAMOTO
  • Publication number: 20200084321
    Abstract: An image processing system includes: a mobile terminal; and a server apparatus, wherein the mobile terminal includes a camera, a display that displays an apparatus image of an image forming apparatus, a microphone that collects sound output from the image forming apparatus, and a first hardware processor that controls the camera, the microphone and the display, the server apparatus includes a second hardware processor that controls the server apparatus, the second hardware processor performs identifying a portion of the image forming apparatus, setting the portion identified as a sound collection target position, and clipping a partial image including the sound collection target position and representing an outline of a part of the image forming apparatus, from a main body image generated in advance as an image representing an outer shape of the image forming apparatus, and the display displays the partial image.
    Type: Application
    Filed: August 7, 2019
    Publication date: March 12, 2020
    Inventors: Shiro UMEDA, Masayuki WATANABE, Takeshi ISHIDA, Akinori KIMATA, Takashi WATANABE, Kouei CHO
  • Publication number: 20200019016
    Abstract: A chip-mounted board including: micro light-emitting chips arranged in a matrix pattern in a light-emitting region; and a conductive line electrically connected to the micro light-emitting chips, the light-emitting region including a first region having a first luminance, a second region having a second luminance lower than the first luminance, and a third region having a third luminance lower than the first luminance and higher than the second luminance, the luminances being values determined with the same magnitude of current supplied to the micro light-emitting chips, the third region being positioned between the first region and the second region and satisfying the following formulas (1) and (2): (1+k)/(1?k)?63.895×tan(0.5°)×500/W+6.0525??(1) L2=k×L1??(2) wherein L1 represents the first luminance, L2 represents the second luminance, and W represents a width (unit: mm) of the third region.
    Type: Application
    Filed: July 10, 2019
    Publication date: January 16, 2020
    Inventors: Taimi Oketani, Atsushi Ban, Yasuhisa Itoh, Takeshi Ishida
  • Patent number: 10534126
    Abstract: A backlight device 12 includes LEDs 15, a light guide plate 17 having a light entering edge surface 17a opposite the LEDs 15 and having plate surfaces one of which is alight exit plate surface 17b, and a light collecting portion 22 including unit light collecting portions 22a that extend in a normal direction of the light entering edge surface 17a on the light exit plate surface 17b and are arranged in a perpendicular direction perpendicular to the normal direction. The light guide plate 17 includes an opposite edge portion 23 that is opposite from an end portion thereof having the light entering edge surface 17a, the opposite edge portion 23 has an edge surface a part of which is a curved edge surface 24 having a curved planar shape and the opposite edge portion 23 has the light exit plate surface 17b a part of which is a light collecting portion non-forming section 25 on which no light collecting portion 22 is formed.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: January 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hisashi Watanabe, Hirotoshi Yasunaga, Youzou Kyoukane, Takeshi Ishida
  • Patent number: 10502888
    Abstract: A lighting device includes a light guide plate (14) having a light exit surface (14A) having a substantially circular shape and a light entrance surface (14C) extending along an entire periphery of an outer edge of the light exit surface (14A), an LED (31A) opposite the light entrance surface (14C), and an LED (32A) that is opposite the light entrance surface (14C) and is connected in parallel to the LED (31A) and the LED (32A) is arranged opposite from the LED (31A) with having a center (C1) of the light exit surface (14A) therebetween.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: December 10, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hisashi Watanabe, Ryuzo Yuki, Shinya Kadowaki, Mitsuhiro Murata, Takeshi Ishida, Takeshi Masuda
  • Patent number: 10488808
    Abstract: An image forming apparatus includes: a transferer that transfers a toner image formed on a surface of a photo-conductor onto an image carrier; and an irradiator that irradiates the surface of the photo-conductor before transfer with light such that a potential of an image area where the toner image has been formed and a potential of a non-image area where the toner image has not been formed in the photo-conductor before transfer satisfy formula (1): 0?|Va|?|Vb|?200 [V]??(1) where |Va| represents the potential of the image area after the surface of the photo-conductor before transfer is irradiated with light, and |Vb| represents the potential of the non-image area after the surface of the photo-conductor before transfer is irradiated with light.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: November 26, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Ishida, Kazuhiro Kuramochi, Seisuke Maeda
  • Patent number: 10466402
    Abstract: An illumination device according to the present invention includes: a light source row in which a plurality of light sources are aligned in a row; a light guide plate that includes a plate-shaped main body with an end thereof facing the light source row, a light-receiving portion that is arranged on the end of the main body and into which light from the light sources enters, plate-shaped side extensions that are arranged on the sides of the main body and that extend outwards further than the light-receiving portion, and a light-exiting portion that is arranged on front surfaces of the main body and the side extensions and that allows light that enters via the light-receiving portion to exit; and a supply unit that supplies light to the side extensions.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: November 5, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hirotoshi Yasunaga, Takeshi Ishida, Mitsuhiro Murata, Ryuzo Yuki
  • Publication number: 20190317364
    Abstract: A backlight assembly includes a light source, a light guide optically coupled to the light source that receives light from the light source, a substrate including an electrode layer and a hydrophobic surface located on the electrode layer, wherein the hydrophobic surface of the substrate is spaced apart from a surface of the light guide to define a cell gap, and a plurality of conductive liquid beads located within the cell gap. Liquid beads that are subject to an actuation voltage applied to the electrode layer are in an actuated state, and liquid beads that are not subject to an actuation voltage applied to the electrode layer are in a non-actuated state.
    Type: Application
    Filed: April 16, 2018
    Publication date: October 17, 2019
    Inventors: David James Montgomery, Takeshi Ishida
  • Publication number: 20190316963
    Abstract: An automatic analysis apparatus comprises: a light source generating light having a center wavelength equal to or shorter than 340 nm; a fluorescent substance excited by the light source light, and generates light together with transmitted light from the light source, having a wavelength of 340 nm to 800 nm; a condenser lens; at least one slit; a reaction cell holding a reaction solution where a specimen and reagent are mixed, and that the light source light and the light from the fluorescent substance enter; and a detector that detects light transmitted through the reaction cell. The light source, fluorescent substance, condenser lens, and slit are provided along a straight light corresponding to the optical axis. The width of the slit's opening is equal to or narrower than the width of a ray forming an image of the light source at the position of the slit.
    Type: Application
    Filed: October 24, 2017
    Publication date: October 17, 2019
    Applicant: HITACHI HIGH-TECHNOLOGIES CORPORATION
    Inventors: Takeshi ISHIDA, Isao YAMAZAKI, Sakuichiro ADACHI, Shin IMAMURA
  • Publication number: 20190310275
    Abstract: An automatic analyzer is equipped with a sterilization mechanism removably attached to an opening of a container that holds a reagent and having an ultraviolet light generation section that radiates ultraviolet light; a suction nozzle removably attached, together with the sterilization mechanism, to the opening of the container; an analysis section adding the reagent drawn in by suction from the container via the suction nozzle to the reagent, and executing an analysis operation; and a control section exercising variable control over an irradiation light intensity of the ultraviolet light generated by the ultraviolet light generation section.
    Type: Application
    Filed: April 24, 2017
    Publication date: October 10, 2019
    Inventors: Takeshi ISHIDA, Sakuichiro ADACHI, Yoshihiro YAMASHITA, Shunichirou NOBUKI, Hisashi YABUTANI, Isao YAMAZAKI, Michaela WINDFUHR, Bernhard HAUPTMANN, Simon KUESTER
  • Patent number: 10377194
    Abstract: A method of modeling a tire includes providing a tire having a first tire design, rotating the tire under a vertical load, and measuring a plurality of forces at a plurality of selected conditions. The method further includes using a computer to plot the plurality of forces against the plurality of conditions, using the computer to plot a plurality of moments against the plurality of conditions, and using the computer to fit a first force curve to the plurality of plotted forces at the plurality of conditions, such that the first force curve is asymmetric. The method also includes using the computer to fit a first moment curve to the plurality of plotted moments at the plurality of conditions, evaluating the first force curve and the first moment curve, and making a second tire design based on the evaluation of the first force curve and the first moment curve.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: August 13, 2019
    Assignee: Bridgestone Americas Tire Operations, LLC
    Inventors: Terence Wei, Hans Dorfi, Takeshi Ishida
  • Publication number: 20190227219
    Abstract: A lighting device includes a light source having a light exit surface, an optical member covering the light exit surface and applying an optical action to light exiting the light source, and a prism sheet coveting the optical member from an opposite side from the light source, and the prism sheet includes prism portions and a light reflecting portion that covers a part of a surface of the prism portions opposite from the optical member.
    Type: Application
    Filed: January 15, 2019
    Publication date: July 25, 2019
    Inventors: TAKESHI MASUDA, TAKESHI ISHIDA
  • Publication number: 20190227220
    Abstract: A lighting device includes a light source having a light exit surface, and a prism sheet covering the light exit surface. The prism sheet includes prism portions, a first light reflecting portion that covers a part of a surface of the prism portions opposite from the light exit surface, and a second light reflecting portion that covers the first light reflecting portico from as opposite side from the light exit surface and has light reflectance lower than that of the first light reflecting portion.
    Type: Application
    Filed: January 16, 2019
    Publication date: July 25, 2019
    Inventors: TAKESHI MASUDA, TAKESHI ISHIDA
  • Patent number: 10353132
    Abstract: A liquid crystal display device includes a liquid crystal panel, a liquid crystal panel flexible circuit board, and a backlight unit. The backlight unit includes LEDs, a light guide plate, a chassis, and an LED board. The light guide plate has an outer shape conforming to an outer shape of the liquid crystal panel. The chassis including a sidewall portion which surrounds the light guide plate and the LEDs. The LED board has an outer shape conforming to the outer shape of the light guide plate. The LEDs are mounted on the LED board at intervals in the circumferential direction. The LED board includes LED mount portions, and LED interval portions. The LED interval portions include a cut-out LED interval portion. Between the cut-out LED interval portion and the sidewall portion, a liquid crystal panel flexible circuit board passing space is provided.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: July 16, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Shinya Kadowaki, Takeshi Ishida, Mitsuhiro Murata, Ryuzo Yuki, Hisashi Watanabe, Takeshi Masuda
  • Publication number: 20190212670
    Abstract: An image forming apparatus includes: a transferer that transfers a toner image formed on a surface of a photo-conductor onto an image carrier; and an irradiator that irradiates the surface of the photo-conductor before transfer with light such that a potential of an image area where the toner image has been formed and a potential of a non-image area where the toner image has not been formed in the photo-conductor before transfer satisfy formula (1): 0?|Va|?|Vb|?200 [V]??(1) where |Va| represents the potential of the image area after the surface of the photo-conductor before transfer is irradiated with light, and |Vb| represents the potential of the non-image area after the surface of the photo-conductor before transfer is irradiated with light.
    Type: Application
    Filed: December 28, 2018
    Publication date: July 11, 2019
    Inventors: Takeshi ISHIDA, Kazuhiro KURAMOCHI, Seisuke MAEDA
  • Patent number: 10345507
    Abstract: A lighting device includes a light source emitting light having an orientation distribution around an optical axis, a light guide plate having a hole and including a light entrance surface, a light exit surface, a non-light exit portion, and a light receiving surface, and a reflecting portion. The light entrance surface is opposite the light source such that the optical axis overlaps the hole. The non-light exit portion is the hole and surrounded by the light exit surface. The light receiving surface is next to the light entrance surface and near the non-light exit portion and receives maximum inclination light including light inclined at a largest angle with respect to the optical axis in a plan view. The reflecting portion is arranged opposite the light receiving surface and reflects the maximum inclination light from the light receiving surface toward the non-light exit portion.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: July 9, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryuzo Yuki, Mitsuhiro Murata, Takeshi Ishida
  • Patent number: 10324387
    Abstract: Provided is an electrophotographic photoreceptor obtained by laminating a photosensitive layer and a surface protective layer in this order on a conductive support, wherein the surface protective layer contains conductive fine particles and crosslinkable organic fine particles, and either the conductive fine particles or the crosslinkable organic fine particles have been subjected to surface modification with a fluoroalkyl (meth)acrylate/(meth)acrylic acid copolymer.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: June 18, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Ishida, Seisuke Maeda, Kazuhiro Kuramochi
  • Patent number: 10281766
    Abstract: A backlight device 12 includes at least: a plurality of LEDs 17 arranged in an annular and curved shape; a light guide plate 14 surrounded by the plurality of LEDs 17 having am outer shape along the arrangement of the plurality of LEDs 17, and guiding light from the plurality of LEDs 17; and an LED board (light source board) 18 on which the plurality of LEDs 17 are mounted and wiring portions 18c for feeding power to the plurality of LEDs 17 are formed. The LED board 18 extends along the arrangement of the plurality of LEDs 17, and has a terminated annular shape or an endless annular shape, and includes a no-wiring formed region NWA in a part with respect to the circumferential direction thereof, where the wiring portions 18c are not formed.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: May 7, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Shinya Kadowaki, Ryuzo Yuki, Mitsuhiro Murata, Takeshi Ishida, Takeshi Masuda, Hisashi Watanabe
  • Patent number: 10268075
    Abstract: A lighting device includes light sources, a light source board, and a casing. The light source board includes a board body portion having a substantially circular outer edge where the light sources are arranged at intervals in a substantially annular shape such that each light source emits light toward a center, an extended portion extending inward from the board body portion, and a trace portion electrically connected to each light source. The casing includes a tubular-shaped side wall portion surrounding the light sources, and a bottom portion disposed opposite the board body portion and having an exit hole therethrough through which the extended portion is inserted and the distal end of the extended portion is extended outside.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: April 23, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryuzo Yuki, Hisashi Watanabe, Shinya Kadowaki, Mitsuhiro Murata, Takeshi Ishida, Takeshi Masuda
  • Publication number: 20190094448
    Abstract: A backlight device 12 includes LEDs 15, a light guide plate 17 having a light entering edge surface 17a opposite the LEDs 15 and having plate surfaces one of which is alight exit plate surface 17b, and a light collecting portion 22 including unit light collecting portions 22a that extend in a normal direction of the light entering edge surface 17a on the light exit plate surface 17b and are arranged in a perpendicular direction perpendicular to the normal direction. The light guide plate 17 includes an opposite edge portion 23 that is opposite from an end portion thereof having the light entering edge surface 17a, the opposite edge portion 23 has an edge surface a part of which is a curved edge surface 24 having a curved planar shape and the opposite edge portion 23 has the light exit plate surface 17b a part of which is a light collecting portion non-forming section 25 on which no light collecting portion 22 is formed.
    Type: Application
    Filed: March 10, 2017
    Publication date: March 28, 2019
    Inventors: Hisashi WATANABE, Hirotoshi YASUNAGA, Youzou KYOUKANE, Takeshi ISHIDA