Patents Assigned to Oki Electric Industry Co., Ltd.
  • Publication number: 20220272443
    Abstract: To perform an efficient and stable area sound pick-up process. The present invention relates to a sound pick-up apparatus.
    Type: Application
    Filed: April 14, 2020
    Publication date: August 25, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventor: Kazuhiro KATAGIRI
  • Patent number: 11425464
    Abstract: To reduce a waste of a network bandwidth and construct an efficient distribution tree.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: August 23, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Satoshi Nakagawa, Koji Sakurada
  • Publication number: 20220260942
    Abstract: An image formation apparatus according to an embodiment may include: a fixation unit detachable from a main body of the image formation apparatus; a movable guide member holding a first connector and movably provided to the main body; a second connector provided to the fixation unit; and an engagement portion provided around the second connector. Upon mounting the detachable unit to the main body, the engagement portion contacts the movable guide member to move the movable guide member to position the first connector held by the movable guide member to a fittable range where the first and second connectors can be fitted to each other. Upon fitting the first and second connectors to each other, the first connector contacts the second connector to move the movable guide member holding the first connector to align the first connector to the second connector.
    Type: Application
    Filed: December 7, 2021
    Publication date: August 18, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventor: Yasunori FURUSAWA
  • Patent number: 11415907
    Abstract: An optical head comprises a substrate on which optical elements are arranged in a main scanning direction, a lens unit that transmits light emitted from the optical elements or light entering the optical elements, and a holder that holds the lens unit. The holder has a sidewall extending in the main scanning direction. The sidewall has a hole at a position facing the lens unit. A fixing member is provided in the hole. The fixing member fixes the lens unit to the sidewall.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: August 16, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Masamitsu Nagamine
  • Patent number: 11409480
    Abstract: A print method for using an image forming device to print an encrypted file transmitted from a terminal device includes a reception step in which a password of the encrypted file is received, a decryption step in which normal data is generated by decrypting the encrypted file using the password, a restriction setting step in which, based on the normal data, restricted data is generated which is set so as to restrict print processing, a restriction releasing step in which, based on an operation of a user with respect to the image forming device, the restriction of the restricted data is released so that to generate the normal data; and a printing step in which the normal data is printed using the image forming device.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: August 9, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Sumito Maruyama
  • Publication number: 20220236676
    Abstract: A fixing device includes an annular belt, a heating member disposed to face an inner circumferential surface of the annular belt; and a heat storage member disposed to face a surface of the heating member on a side opposite to the annular belt. A thermal diffusivity of the heat storage member is lower than a thermal diffusivity of the annular belt.
    Type: Application
    Filed: November 17, 2021
    Publication date: July 28, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventor: Akira UBAGAI
  • Patent number: 11397403
    Abstract: An image formation apparatus according to an embodiment may include: an apparatus housing including a stacker and an opening provided at the stacker; a fixation device removably attached to the apparatus housing through the opening and including a handle rotatable between an upright position and a laid-flat position; and a laid-flat position-keeping detent mechanism. In a state where the fixation device is attached to the apparatus housing, a portion of the fixation device that is exposed from the opening provided at the stacker forms a portion of the stacker and a connector of the fixation device is mated to a connector of the apparatus housing. By at least a predetermined force being applied to the handle to transition the handle from the upright position to the laid-flat position, the laid-flat position-keeping detent mechanism allows the handle to transition to the laid-flat position and keeps the handle in the laid-flat position.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: July 26, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Tetsuya Uehashi, Teruo Soeda
  • Patent number: 11381690
    Abstract: A machine learning device according to an embodiment may include: a state variable acquisition unit that acquires first and second state variable datasets including print results performed at first and second printing speeds respectively by an image formation apparatus; a teaching data acquisition unit that acquires first and second teaching data corresponding to the first and second printing speeds; and a learned model generation unit that generates a first learned model by performing machine learning based on the first state variable dataset and the first teaching data, and generates a second learned model by performing machine learning based on the second state variable dataset and the second teaching data. Each of the first and second state variable datasets includes: feature value information; medium information; and first control information. Each of the first and second teaching data includes: second control information; and a print defect value.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: July 5, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Akimitsu Kawano
  • Patent number: 11366999
    Abstract: It is possible to improve estimation accuracy with regard to data in which significance is attached to a relative phase. Provided is an information processing device including an estimation unit configured to estimate a status by using a neural network. The neural network includes a first complex-valued neural network to which complex data is input, a phase difference computation layer from which phase difference for each element between a plurality of sets with regard to the complex data is output, and a second complex-valued neural network from which complex data is output on the basis of the phase difference.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 21, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Kohei Yamamoto, Kurato Maeno
  • Patent number: 11356330
    Abstract: A communication device includes a communication section and a controller. The communication section is communicable with a network apparatus via a relay device. The controller controls an operation of the communication section, thereby causes the communication section to transmit one or more search packets to the relay device, and causes the communication section to start communicating with the network apparatus after receiving any of the one or more search packets. The one or more search packets include the communication section as a transmission target.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: June 7, 2022
    Assignee: OKI ELECTRIC INDUSTRY CO., LTD.
    Inventors: Kengo Ochi, Jin Nomura
  • Patent number: 11347170
    Abstract: A fusing device includes an annular belt, a heat generation member arranged inside the annular belt, and a heat transmission member that has first and second faces, wherein the first face opposes the heat generation member and the second face opposes the annular belt, and the heat transmission member transmits heat to the annular belt, wherein the heat transmission member satisfies the following Conditional Expression (1): D/L?0.18×S?28??(1) where D means a thermal diffusivity [×10?6 m2/s] that is determined along the first face of the heat transmission member, L means a half of an interval [×10?3 m] between two of the heat generation parts adjacent to one another, and S: the carrying speed [×10?3 m/s] at which the medium is carried.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: May 31, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Akira Ubagai
  • Patent number: 11339023
    Abstract: An image forming apparatus includes a cutting part cutting a medium, a transfer part arranged on a downstream side of the cutting part in a carrying direction and transfers a developer image to the medium; a flexure forming part having a guide part and forms a flexure of the medium by bending the medium between the cutting part and the transfer part in the carrying direction; and an opposing part that is arranged opposing the flexure forming part via a carrying path through which the medium is carried, wherein the guide part performs a retreat movement either before or after the cutting part starts to cut the medium, wherein the retreat movement is a movement of the guide part in which the guide part moves in a direction away from the opposing part.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: May 24, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Naoki Kanzawa
  • Publication number: 20220157796
    Abstract: A composite integrated film includes a base member thin film having a base member first surface and a base member second surface facing each other, one or more penetration parts penetrating the base member first surface and the base member second surface of the base member thin film, one or more electrodes each including an electrical path part formed between the base member first surface and the base member second surface via the penetration part and an electrode surface in a planar shape formed on the base member second surface's side, and one or more elements provided on the base member first surface of the base member thin film and electrically connected to the electrodes, wherein the electrode surface and the base member second surface form a same flat surface.
    Type: Application
    Filed: October 18, 2021
    Publication date: May 19, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventors: Takuma ISHIKAWA, Takahito SUZUKI, Kenichi TANIGAWA, Hironori FURUTA, Toru KOSAKA, Yusuke NAKAI, Shinya JYUMONJI, Genichiro MATSUO, Chihiro TAKAHASHI, Hiroto KAWADA, Yuuki SHINOHARA
  • Patent number: 11334009
    Abstract: A load controller includes a control device, a switching device, an arc suppression circuit, and a control section. The control device is provided on an electric power supply path between first and second terminals coupled to an alternating-current electric power source, and controls electric power supply to a load provided on the electric power supply path. The switching device is provided on the electric power supply path and is to be in an open state or a closed state. The arc suppression circuit is to suppress discharge at the switching device. The arc suppression circuit is to be set to an enabled state or a limited state. The control section controls operation of the control device, the switching device, and the arc suppression circuit. The control section varies the arc suppression circuit from the limited state to the enabled state after bringing the switching device into the closed state.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: May 17, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Shuichi Fujikura, Mitsuhiko Kitagawa, Akira Nakayama, Kazuya Yamamoto
  • Patent number: 11327426
    Abstract: An image forming device that forms an image on a medium, includes: a heater that heats the medium; a control unit that controls the heater; a first path that receives input voltage from an external power supply, converts the input voltage into desired voltage, and supplies the desired voltage to the control unit; a second path that divides the input voltage received by the first path and supplies the input voltage to the heater; a control element that is connected to the second path and controls ON/OFF switching of the heater according to control from the control unit; and a disconnection unit that disconnects the second path depending on condition of the input voltage.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: May 10, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Kazuo Nakazawa, Noriyasu Sakamoto, Hisashi Ishizuka, Toru Mogi
  • Publication number: 20220137535
    Abstract: An image formation unit according to an embodiment may include: a main body that holds an image carrier; and a shutter unit including first and second shutter members rotatably held with respect to the main body, wherein the shutter unit transits between an opened state where the first and second shutter members are unfolded, a closed state where the first and second shutter members are folded, and an intermediate state between the opened and closed states; a guide member supported by the main body and configured to regulate a movement of the second shutter member in a direction away from the image carrier while abutting on a first abutting portion of the second shutter member when transiting between the closed and opened states; and a holding member configured to abut on a second abutting portion of the second shutter member so as to hold the intermediate state.
    Type: Application
    Filed: August 17, 2021
    Publication date: May 5, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventor: Hisatoshi SAITO
  • Publication number: 20220137544
    Abstract: A charging device includes a charging member that is rotatable and contacts and electrically charges a surface of a charging target member; and a cleaning member that is rotatable and cleans a surface of the charging member, wherein the cleaning member includes a core bar extending in a lengthwise direction, a foam member that is helically wound around the core bar while forming a gap in the lengthwise direction and contacts the charging member, and a first adhesive agent that is provided between the foam member and the core bar, the first adhesive agent contacting a part of the foam member and another part of the foam member that are formed to adjoin each other in the lengthwise direction via the gap.
    Type: Application
    Filed: August 17, 2021
    Publication date: May 5, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventors: Takaaki EBE, Yoshihiro HASHIMOTO, Daiki MORIMOTO
  • Patent number: 11320755
    Abstract: A brilliant developer contains a metallic pigment containing pigment particles, a binder resin, and an external additive. A percentage of the pigment particles not less than 2 ?m and not more than 4 ?m in a volume particle size distribution of a residue separated from a mixture obtained by dissolving the brilliant developer in tetrahydrofuran after removing the external additive from the brilliant developer is not less than 21.5% and not more than 25.3%.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: May 3, 2022
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Karin Nakahara
  • Publication number: 20220128928
    Abstract: A development unit according to an embodiment may include a developer carrier configured to carry developer on a surface thereof; a layer regulation member being elongate in a direction and provided facing the developer carrier; and a frame supporting the developer carrier and the layer regulation member. The layer regulation member comprises a metal blade that contacts the developer carrier and a support member attached to the frame and supporting the blade. A free length of the blade at an end portion in a longitudinal direction of the layer regulation member is shorter than a free length of the blade at a center portion in the longitudinal direction of the layer regulation member.
    Type: Application
    Filed: August 3, 2021
    Publication date: April 28, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventors: Masashi FUJII, Yoshihiro GOTO
  • Publication number: 20220128945
    Abstract: An image formation apparatus according to an embodiment may include: an apparatus housing including a stacker and an opening provided at the stacker; a fixation device removably attached to the apparatus housing through the opening and including a handle rotatable between an upright position and a laid-flat position; and a laid-flat position-keeping detent mechanism. In a state where the fixation device is attached to the apparatus housing, a portion of the fixation device that is exposed from the opening provided at the stacker forms a portion of the stacker and a connector of the fixation device is mated to a connector of the apparatus housing. By at least a predetermined force being applied to the handle to transition the handle from the upright position to the laid-flat position, the laid-flat position-keeping detent mechanism allows the handle to transition to the laid-flat position and keeps the handle in the laid-flat position.
    Type: Application
    Filed: August 16, 2021
    Publication date: April 28, 2022
    Applicant: Oki Electric Industry Co., Ltd.
    Inventors: Tetsuya UEHASHI, Teruo SOEDA