Patents by Inventor Michio Yamamoto

Michio Yamamoto 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: 10386569
    Abstract: Provided is an optical member having a high brightness, a low haze, and a small color change, an optical element, a liquid crystal display device, and a near-to-eye optical member.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: August 20, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Yujiro Yanai, Yukito Saitoh, Akira Yamamoto, Nobuhiko Ichihara, Daisuke Kashiwagi, Michio Nagai
  • Patent number: 10353247
    Abstract: An optical member having a base and an underlayer with a region A of surface energy AE and a region B of surface energy BE (BE-AE>0 mN/m), in which a dot of a wavelength-selective reflective cholesteric structure is disposed on the region B, has high pattern position accuracy for the patterns formed with the dots.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: July 16, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Nobuhiko Ichihara, Yoji Ito, Michio Nagai, Daisuke Kashiwagi, Akira Yamamoto
  • Patent number: 10338289
    Abstract: Provided is an optical member including: a substrate; and a dot that is in contact with a surface of the substrate, in which the dot is formed of a liquid crystal material having a cholesteric structure, four or more dots form one recognition effective region as an aggregate, and a shortest inter-end distance between one arbitrary dot and at least two other dots in the recognition effective region is 10 ?m or less. in the optical member, even when a dot pattern is observed in an oblique direction, retroreflection properties are exhibited and the intensity of reflected light is high. By using the optical member according to the present invention, an image display device having a high data input sensitivity can be provided.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: July 2, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Daisuke Kashiwagi, Yoji Ito, Michio Nagai, Akira Yamamoto, Nobuhiko Ichihara, Hideyuki Nakamura
  • Patent number: 10310260
    Abstract: Provided is a member for displaying a projected image, including: a first base material; a second base material; and an optical member, in which at least one optical member is disposed on a surface of the first base material or the second base material, the optical member includes a plurality of cholesteric liquid crystal dots, the cholesteric liquid crystal dot is formed of a liquid crystal material having a cholesteric structure, the cholesteric structure imparts a striped pattern formed of bright portions and dark portions in a cross-sectional image of the cholesteric liquid crystal dot taken by a scanning electron microscope in a direction perpendicular to a substrate, the dot includes a portion where the height thereof successively increases to the maximum height thereof from an end portion toward the center thereof, an angle between a normal line with respect to a line formed by the first dark portion from the surface of the dot on a side opposite to the substrate and a line representing the surface of
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 4, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Yujiro Yanai, Akira Yamamoto, Michio Nagai, Yukito Saitoh, Daisuke Kashiwagi, Nobuhiko Ichihara
  • Patent number: 10295897
    Abstract: A transparent screen includes a substrate capable of transmitting light; and a plurality of dots formed on a surface of the substrate, each of the dots having wavelength-selective reflectivity and being formed of a liquid crystal material having a cholesteric structure, in which the cholesteric structure gives a striped pattern of bright parts and dark parts in a cross-sectional view of the dot observed by scanning electron microscope, the dot includes a portion having a height that increases continuously to the maximum height in a direction extending from the edge toward the center of the dot, and in the portion, the angle formed by the normal line to a line that is formed by a first one of the dark parts as counted from the surface of the dot on the opposite side of the substrate and the surface of the dot is in the range of 70° to 90°.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: May 21, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Michio Nagai, Yoji Ito, Akira Yamamoto, Yukito Saitoh, Yujiro Yanai, Daisuke Kashiwagi, Nobuhiko Ichihara
  • Patent number: 10179716
    Abstract: A stacking wheel mechanism (30) includes a stacking wheel (32) that is arranged near a stacking unit (26) and having a plurality of elastic blades (32a) on an outer circumferential surface thereof, and a blade guiding member (38) that is arranged near the stacking wheel (32) to guide the blades (32a) of the stacking wheel (32). The blade guiding member (38) guides the blades (32a) of the stacking wheel (32) such that the blades (32a) of the stacking wheel (32) enter into a transport path (for example, an internal transport path (36)) when the stacking wheel (32) rotates in a feeding-in direction of a paper sheet toward the stacking unit (26) and the blades (32a) of the stacking wheel (32) retreat from the transport path when the stacking wheel (32) rotates in a feeding-out direction of the paper sheet from the stacking unit (26).
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: January 15, 2019
    Assignee: GLORY LTD.
    Inventors: Sotaro Moriwaki, Tsuguo Mizoro, Michio Yamamoto, Yoichi Takemura
  • Patent number: 10013079
    Abstract: According to an aspect, a display device includes: a display unit that displays an image; a touch detection unit that detects an instruction input provided by a pointing device to a display surface of the display unit; an acquisition unit that acquires information indicating a display color at an instruction input position, the display color being detected by a color sensor included in the pointing device; and a determination unit that performs determination processing to determine the instruction input position based on a color of the image and the color indicated by the information acquired by the acquisition unit.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: July 3, 2018
    Assignee: Japan Display Inc.
    Inventors: Masahiro Togashi, Michio Yamamoto
  • Patent number: 9823776
    Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: November 21, 2017
    Assignee: Japan Display Inc.
    Inventors: Yoshitoshi Kida, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno
  • Publication number: 20170308207
    Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.
    Type: Application
    Filed: July 10, 2017
    Publication date: October 26, 2017
    Applicant: Japan Display Inc.
    Inventors: Kohei AZUMI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
  • Publication number: 20170283211
    Abstract: A stacking wheel mechanism (30) includes a stacking wheel (32) that is arranged near a stacking unit (26) and having a plurality of elastic blades (32a) on an outer circumferential surface thereof, and a blade guiding member (38) that is arranged near the stacking wheel (32) to guide the blades (32a) of the stacking wheel (32). The blade guiding member (38) guides the blades (32a) of the stacking wheel (32) such that the blades (32a) of the stacking wheel (32) enter into a transport path (for example, an internal transport path (36)) when the stacking wheel (32) rotates in a feeding-in direction of a paper sheet toward the stacking unit (26) and the blades (32a) of the stacking wheel (32) retreat from the transport path when the stacking wheel (32) rotates in a feeding-out direction of the paper sheet from the stacking unit (26).
    Type: Application
    Filed: April 12, 2017
    Publication date: October 5, 2017
    Inventors: Sotaro MORIWAKI, Tsuguo MIZORO, Michio YAMAMOTO, Yoichi TAKEMURA
  • Patent number: 9746949
    Abstract: According to one embodiment, an electronic device includes a display device includes a plurality of first electrodes arranged in a matrix form, second electrodes opposite to the first electrodes, the second electrodes including a plurality of electrode patterns extending in a first direction and aligned in a second direction to cross the first direction, and third electrodes opposite to the second electrodes, the third electrodes including a plurality of electrode patterns extending in the second direction and aligned in the first direction, a display driver applying a sensor drive signal to the second electrodes, a detection circuit transmitting a detection data including physical quantity data detected from the plurality of electrode patterns of the third electrodes at each time when the sensor drive signal is applied to the second electrodes, and an application processor processing the detection data received from the detection circuit.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: August 29, 2017
    Assignee: Japan Display Inc.
    Inventors: Michio Yamamoto, Jouji Yamada, Hirofumi Nakagawa, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
  • Publication number: 20170242541
    Abstract: According to an aspect, a touch detection device includes: first detectors that output first signal values corresponding to contact of detection target objects with first regions; at least one second detector that outputs at least one second signal value corresponding to at least one first force applied by the detection target objects to press at least one second region corresponding to the first regions; and a controller that calculates at least one third signal value corresponding to at least one second force applied by at least one of the detection target objects to the at least one second region, based on the first signal values, the at least one second signal value, and at least one reference value corresponding to a third force per at least one of the first signal values.
    Type: Application
    Filed: February 14, 2017
    Publication date: August 24, 2017
    Inventors: Shinya Iuchi, Masahiro Togashi, Hayato Kurasawa, Michio Yamamoto, Tatsunori Nagai
  • Patent number: 9740395
    Abstract: According to one embodiment, an electronic apparatus includes a sensor-integrated display device integrally including a display surface and a sensor surface, a data transfer device, an image data generation module, and a processing module. The data transfer device is configured to generate and output three-dimensional information. The image data generation module is configured to generate three-dimensional image data at a plurality of sensing points on the sensor surface based on the three-dimensional information. The processing module is configured to analyze an operation content of a conductor above the sensor surface based on the image data.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: August 22, 2017
    Assignee: Japan Display Inc.
    Inventors: Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
  • Patent number: 9727180
    Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: August 8, 2017
    Assignee: Japan Display Inc.
    Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
  • Patent number: 9709843
    Abstract: A buffer member (13) which abuts on a front surface side of a panel periphery of a display panel is made of a material having a light shielding property and has a portion, which extends over substantially the whole length of a side, along at least one of the respective sides of a rectangular display region. A buffer member (14) which abuts on a back surface side thereof has a portion, which extends over a range of a side except both the end portions thereof, along at least one of the respective sides of the rectangular shape. Accordingly, deformation of the display panel is reduced and it is possible to prevent light leakage in a peripheral portion of the display screen.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: July 18, 2017
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Takeshi Kamiyama, Tetsuya Maruno, Takashi Ogino, Yusuke Masuda, Michio Yamamoto
  • Patent number: 9656834
    Abstract: A stacking wheel mechanism (30) includes a stacking wheel (32) that is arranged near a stacking unit (26) and having a plurality of elastic blades (32a) on an outer circumferential surface thereof, and a blade guiding member (38) that is arranged near the stacking wheel (32) to guide the blades (32a) of the stacking wheel (32). The blade guiding member (38) guides the blades (32a) of the stacking wheel (32) such that the blades (32a) of the stacking wheel (32) enter into a transport path (for example, an internal transport path (36)) when the stacking wheel (32) rotates in a feeding-in direction of a paper sheet toward the stacking unit (26) and the blades (32a) of the stacking wheel (32) retreat from the transport path when the stacking wheel (32) rotates in a feeding-out direction of the paper sheet from the stacking unit (26).
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: May 23, 2017
    Assignee: GLORY LTD.
    Inventors: Sotaro Moriwaki, Tsuguo Mizoro, Michio Yamamoto, Yoichi Takemura
  • Publication number: 20170115815
    Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.
    Type: Application
    Filed: January 4, 2017
    Publication date: April 27, 2017
    Applicant: Japan Display Inc.
    Inventors: Yoshitoshi KIDA, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO
  • Publication number: 20170083158
    Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.
    Type: Application
    Filed: November 29, 2016
    Publication date: March 23, 2017
    Applicant: Japan Display Inc.
    Inventors: Makoto HAYASHI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
  • Patent number: 9576549
    Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: February 21, 2017
    Assignee: Japan Display Inc.
    Inventors: Yoshitoshi Kida, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno
  • Patent number: 9557873
    Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: January 31, 2017
    Assignee: JAPAN DISPLAY INC.
    Inventors: Makoto Hayashi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida