Patents by Inventor Hiroshi Sato

Hiroshi Sato 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: 11977290
    Abstract: Provided are a liquid crystal diffraction element having a high diffraction efficiency irrespective of diffraction angles, an optical element including the liquid crystal diffraction element, and an image display unit, a head-mounted display, a beam steering, and a sensor including the liquid crystal diffraction element or the optical element.
    Type: Grant
    Filed: March 1, 2023
    Date of Patent: May 7, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Hiroshi Sato, Yukito Saitoh, Takashi Yonemoto, Makoto Ishiguro
  • Patent number: 11977344
    Abstract: An image forming apparatus to which a toner container is detachably mountable includes a mounting portion to which the toner container is detachably mountable and which includes a receiving port for receiving toner supplied from the toner container, a passage for permitting passing of the toner received through the receiving port and provided with a through hole, and a filter portion provided so as to cover the through hole and for permitting passing of air; and an accommodating portion configured to accommodate the toner received through the receiving port. At least a part of the through hole overlaps with the receiving port as viewed in a horizontal direction perpendicular to a direction of gravitation.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: May 7, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Shinjiro Toba, Hiroshi Takarada, Hiroyuki Munetsugu, Goshi Ozaki, Sohta Sugimoto, Mitsuhiro Sato, Shinichi Nishida, Yuichi Fukui, Yukio Kubo
  • Patent number: 11970669
    Abstract: [Technical Problem] An object is to provide a lubricant capable of forming a stable adsorption film on a sliding surface and stabilizing the sliding characteristics (for example, ensuring the wear resistance, etc.). [Solution to Problem] The present invention provides a lubricant represented by the following chemical structural formula. (R: a hydrocarbon group whose carbon number is 8 to 24, m and n: integers of 2 to 8) [Selected Figure] FIG.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: April 30, 2024
    Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    Inventors: Mamoru Tohyama, Hiroshi Moritani, Shigeru Hotta, Norikazu Sato, Hisato Takeuchi, Yoshihiro Kikuzawa, Tomoyuki Kinjo
  • Publication number: 20240134098
    Abstract: Provided is a transmissive liquid crystal diffraction element that can diffract different polarized light components in the same direction and has high diffraction efficiency with respect to unpolarized light.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 25, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Yukito SAITOH, Hiroshi SATO, Takashi YONEMOTO
  • Publication number: 20240127796
    Abstract: The present invention estimates intention of an utterance more accurately than the related arts. A learning device learns an estimation model on the basis of learning data including an acoustic signal for learning and a label indicating whether or not the acoustic signal has been uttered to a predetermined target. The learning device includes: a feature synchronization unit configured to obtain a post-synchronization feature by synchronizing an acoustic feature obtained from the acoustic signal for learning with a text feature corresponding to the acoustic signal; an utterance intention estimation unit configured to estimate whether or not the acoustic signal has been uttered to the predetermined target by using the post-synchronization feature; and a parameter update unit configured to update a parameter of the estimation model on the basis of the label included in the learning data and an estimation result by the utterance intention estimation unit.
    Type: Application
    Filed: February 18, 2021
    Publication date: April 18, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hiroshi SATO, Takaaki FUKUTOMI, Yusuke SHINOHARA
  • Patent number: 11961710
    Abstract: A plasma processing apparatus includes a balun having a first unbalanced terminal, a second unbalanced terminal, a first balanced terminal, and a second balanced terminal, a grounded vacuum container, a first electrode electrically connected to the first balanced terminal, a second electrode electrically connected to the second balanced terminal, an impedance matching circuit, a first power supply connected to the balun via the impedance matching circuit, and configured to supply a high frequency to the first electrode via the impedance matching circuit and the balun, a low-pass filter, and a second power supply configured to supply a voltage to the first electrode via the low-pass filter.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: April 16, 2024
    Assignee: CANON ANELVA CORPORATION
    Inventors: Tadashi Inoue, Masaharu Tanabe, Kazunari Sekiya, Hiroshi Sasamoto, Tatsunori Sato, Nobuaki Tsuchiya
  • Patent number: 11958709
    Abstract: A recording material processing apparatus includes a processing tray, a detecting unit, a stapling unit, an instructing unit, a control unit, a switching unit, and a notifying unit. The detecting unit detects recording material placed in the processing tray. The stapling unit executes a stapling process for the recording material placed in the processing tray. The instructing unit outputs a stapling process execution instruction. Upon receipt of the execution instruction in a state in which the detecting unit has detected a recording material inserted in the processing tray from an outside of a main body of a main body apparatus, the control unit cause the stapling process to be executed. The switching unit switches a position of the stapling unit among a plurality of positions. The notifying unit provides notification of a placement position of the recording material in the processing tray corresponding to each of the plurality of positions.
    Type: Grant
    Filed: June 8, 2023
    Date of Patent: April 16, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroshi Chihara, Kazuhisa Sato
  • Patent number: 11958301
    Abstract: A printing apparatus includes a printing unit configured to print an image on a print medium, an acquiring unit configured to acquire temperature information of the printing unit, and a control unit configured to control the printing unit so as to start relative scanning in a case where a temperature that is indicated by the temperature information has reached a print permission temperature. The print permission temperature in a first print mode whose speed at a time of a constant speed in relative scanning is a first speed is a first temperature. The print permission temperature in a second print mode whose speed at the time of the constant speed is a second speed that is faster than the first speed is a second temperature that is lower than the first temperature.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: April 16, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Murase, Kazuhiko Sato, Taku Yokozawa, Noboru Kunimine, Hiroshi Taira, Hiroshi Kawafuji, Sae Mogi, Akiko Aichi
  • Patent number: 11963411
    Abstract: A display includes a plurality of first wirings which are provided on a first layer and each of which is arranged parallel to a first direction in a first area, and which are arranged on a second layer in a second area; a second wiring which is provided in the first layer in the first area and which is provided on a layer in the second area; and a third wiring which is provided on the first layer and arranged between the first wirings in the first area and which is arranged to intersect with first wirings in the second area. The first wirings is arranged to be inclined to the same side in the first direction in the second area. The second wiring is arranged to intersect with a portion of the plurality of first wirings in a plan view, in the second area.
    Type: Grant
    Filed: June 16, 2022
    Date of Patent: April 16, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventors: Masumi Nishimura, Hiroshi Tabatake, Akihito Sato
  • Patent number: 11959010
    Abstract: An object of the present invention is to provide a heat storage composition excellent in slow flame retardance and a heat storage member excellent in the slow flame retardance. Another object of the present invention is to provide an electronic device including a heat storage member, and a manufacturing method of a heat storage member. The heat storage composition according to an embodiment of the present invention contains a heat storage material and a flame retardant, in which a specific condition A is satisfied. The heat storage member according to an embodiment of the present invention contains a heat storage material and a flame retardant, in which a specific condition C is satisfied.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: April 16, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Tetsuro Mitsui, Naotoshi Sato, Aya Nakayama, Takuto Matsushita, Masahiro Hatta, Hiroshi Kawakami
  • Patent number: 11948091
    Abstract: There is provided with an image identification apparatus. An extraction unit extracts a feature value of an image from image data using a Neural Network (NN). A processing unit identifies the image based on the feature value extracted by the extraction unit. The NN comprises a plurality of calculation layers connected hierarchically. The NN includes a plurality of sub-neural networks for performing processing of calculation layers after a specific calculation layer. Mutually different data from an output of the specific calculation layer are respectively inputted to the plurality of sub-neural networks.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: April 2, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takahisa Yamamoto, Hiroshi Sato
  • Publication number: 20240103211
    Abstract: The present invention provides an optical element in which the occurrence of sidelobe is suppressed and a reflectivity is high, an image display apparatus, a head-mounted display, a sensing apparatus, and an eye tracking apparatus.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 28, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Hiroshi SATO, Yukito SAITOH
  • Publication number: 20240092337
    Abstract: A vehicle control apparatus includes front-wheel and rear-wheel driving systems, and a control system. The front-wheel driving system includes a first travel motor mechanically coupled to a front wheel of a vehicle and a first accumulator electrically coupled to the first travel motor. The rear-wheel driving system includes a second travel motor mechanically coupled to a rear wheel of the vehicle and a second accumulator electrically coupled to the second travel motor. The control system includes one or more processors and one or more memories communicably coupled to the one or more processors, and controls the first and second travel motors. When a difference between an SOC of the first accumulator and an SOC of the second accumulator is greater than a threshold value, the one or more processors change a torque distribution ratio between the first and second travel motors from a reference distribution ratio.
    Type: Application
    Filed: September 13, 2023
    Publication date: March 21, 2024
    Inventors: Hiroshi KUSANO, Yoshinobu YAMAZAKI, Masami OGURI, Akihiro NABESHIMA, Yoshiyuki JIN, Takeshi YONEDA, Fumiya SATO, Keigo YAMADA, Takumi ARAKI, Shuntaro MIURA
  • Publication number: 20240099128
    Abstract: An object of the present invention is to provide a compound that is useful as a hole transport material for providing a device for converting light into electricity that is capable of extracting current with high efficiency, and a device for converting light into electricity and a solar cell that include the compound in a hole transport layer and have favorable light/electricity conversion characteristics. The present invention provides a compound represented by the general formula (1) below. In the formula, R1 to R20 each represent a hydrogen atom, an alkoxy group having 1 to 20 carbon atoms, or the like, and Y represents an oxygen atom or CR21R22, where R21 and R22 each represent a nitrile group, an acyl group having 1 to 10 carbon atoms, or the like.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 21, 2024
    Applicant: HODOGAYA CHEMICAL CO., LTD.
    Inventors: Yuya OHKURA, Hideaki TAKAHASHI, Hiroshi SATO
  • Patent number: 11934022
    Abstract: A photoelectric fiber includes a fiber including a core through which light is guided; an electrical unit formed continuously with the fiber, the electrical unit being configured to house a photoelectric conversion chip including a photoelectric conversion element; and an external electrode formed on a front surface of at least one of the fiber or the electrical unit, wherein the photoelectric conversion chip is optically connected to the core and electrically connected to the external electrode.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: March 19, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Norio Sato, Atsushi Aratake, Makoto Abe, Takuya Tanaka, Kota Shikama, Takao Fukumitsu, Hiroshi Ishikawa
  • Patent number: 11933964
    Abstract: An optical scanning apparatus includes a first polarizing member and a second polarizing member between a light source and a MEMS mirror that is a deflection mirror. The first polarizing member reflects a first polarization component included in a beam light emitted from the light source so as to squarely enter the MEMS mirror and passes a second polarization component having a phase difference of a half-wavelength with respect to the first polarization component. The second polarizing member is provided between the first polarizing member and the MEMS mirror to pass the first polarization component reflected by the first polarizing member therethrough twice before and after being reflected by the MEMS mirror to change the first polarization component into the second polarization component. A rotation axis of the MEMS mirror is parallel to an optical axis of the beam light immediately before being reflected by the first polarizing member.
    Type: Grant
    Filed: July 5, 2021
    Date of Patent: March 19, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hiroshi Yamamoto, Hidenori Sato, Takaharu Motoyama
  • Publication number: 20240087918
    Abstract: According to one embodiment, a substrate processing apparatus has a treatment tank, a holder to hold the substrate while in the treatment tank, a chemical discharge pipe below a position of the holder for supplying a chemical solution to the treatment tank, a bubble discharge pipe below the position of the holder for discharging a gas. The first bubble discharge pipe is closer along a horizontal direction to a centerline of the treatment tank than is the chemical discharge pipe. A rectifying plate is disposed below the position of the holder and extends from a position above the chemical discharge pipe to a position above the first bubble discharge pipe at an incline with respect to the first direction horizontal.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 14, 2024
    Inventors: Tomohiko SUGITA, Hiroshi FUJITA, Tatsuhiko KOIDE, Katsuhiro SATO
  • Publication number: 20240085823
    Abstract: A cartridge is configured to be attachable to a main body of an image forming apparatus and configured to receive toner supplied from a supply container. The cartridge includes a supply port configured to receive the toner supplied from the supply container, a shutter member configured to cover the supply port, and a locking member. The locking member is moved from a lock position to an unlock position to allow movement of the shutter member by using electric power supplied from the main body.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 14, 2024
    Inventors: Koji Wada, Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato
  • Publication number: 20240085607
    Abstract: Provided is an optical element in which the occurrence of sidelobe is suppressed and a reflectivity is high.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 14, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Hiroshi Sato, Yukito SAITOH
  • Publication number: 20240085320
    Abstract: Provided are an optical element that causes a guided-mode resonance phenomenon to occur using a liquid crystal diffraction element to reflect light in a specific wavelength range such that the reflection wavelength range can be widened and the controllability of the width of the reflection wavelength range is also excellent, and an optical sensor including the above-described optical element. The optical element includes a liquid crystal layer that is formed of a composition including a liquid crystal compound, in which the liquid crystal layer has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction, the liquid crystal compound is twisted and aligned in a thickness direction, and the liquid crystal layer further has a resonance structure.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 14, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Yukito SAITOH, Hiroshi SATO