Patents by Inventor Yuichiro Kato

Yuichiro Kato 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: 12248261
    Abstract: A thermal fixer includes a first thermal fixing roller and a second thermal fixing roller. The first thermal fixing roller includes a first heater. The second thermal fixing roller is pressed to the first thermal fixing roller. The second thermal fixing roller includes a second heater and has a diameter, a rigidity, and a surface releasability substantially identical to the first thermal fixing roller.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: March 11, 2025
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yuichiro Kato, Kazuki Shimodate, Shota Yoshida, Takaya Ochiai, Naoki Takai, Yosuke Saito, Keisuke Sugiyama
  • Patent number: 12208375
    Abstract: A functional structure which can resist a decrease in the function of the functional material and thus have a long life, can be free from the need for complicated replacement operation, can contribute to resource-saving, and can exhibit high catalytic activity when used, for example, as a catalyst. The functional structure includes supports each having porous structure and including a zeolite-type compound, and at least one functional substance present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the supports have an average external size of 20 ?m or less.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: January 28, 2025
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mai Nishii, Yuichiro Banba, Kaori Sekine, Yukako Nakai, Masayuki Fukushima, Sadahiro Kato, Takao Masuda, Yuta Nakasaka, Takuya Yoshikawa
  • Patent number: 12205817
    Abstract: A method for depositing a silicon oxide film is provided. In the method, a silicon oxide film is deposited on a substrate by Atomic Layer Deposition with plasma while heating the substrate to a first temperature of 600° C. or higher. The silicon oxide film is annealed at a second temperature higher than the first temperature after completing the depositing the silicon oxide film.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: January 21, 2025
    Assignee: Tokyo Electron Limited
    Inventors: Hitoshi Kato, Toru Ishii, Yuji Seshimo, Yuichiro Sase
  • Publication number: 20240406562
    Abstract: A camera system comprising: a lens barrel including a plurality of optical members and configured to image an object; an image pickup unit configured to capture an image formed by the lens barrel; TS driving unit configured to tilt a rotating object plane by driving at least one of a sixth lens unit and an eighth lens unit or the image pickup unit; a focus driving unit configured to drive a second lens unit to change an in-focus position; and a camera CPU configured to recognize a feature point of the object; wherein the rotating object plane is rotatable around an axis defined from the feature point by the TS driving unit.
    Type: Application
    Filed: May 28, 2024
    Publication date: December 5, 2024
    Inventors: YUICHIRO KATO, MASAYASU MIZUSHIMA, TOSHIMUNE NAGANO, TORU MATSUMOTO, AKINO MORIYOSHI, HIROKI OSAKA, YOSHIKI SAJI, TAKAMI HIRASAWA
  • Patent number: 12158719
    Abstract: A sheet laminator includes a fuser pressure member, a conveyor, and a guide. The fuser pressure member thermally fixes a two-ply sheet and a sheet medium inserted between two sheets of the two-ply sheet. The conveyor conveys the two-ply sheet toward the fuser pressure member in a sheet conveyance direction. The guide guides the two-ply sheet in a sheet conveyance passage between the conveyor and the fuser pressure member. At least one of the fuser pressure member or the conveyor is operable to guide the two-ply sheet outside the sheet conveyance passage in response to an occurrence of an abnormal stop of the sheet laminator.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: December 3, 2024
    Assignee: RICOH COMPANY, LTD.
    Inventors: Naoki Takai, Keisuke Sugiyama, Yuichiro Kato, Kazuki Shimodate, Shota Yoshida, Takaya Ochiai, Yosuke Saito
  • Publication number: 20240388795
    Abstract: A control apparatus includes a memory storing instructions, and a processor configured to execute the instructions to acquire first information on a position of a first optical member configured to obtain a tilt effect of tilting a focal plane relative to an imaging surface of an image sensor, and second information on an aperture diameter in a diaphragm unit configured to adjust a light amount, and control a second optical member configured to change an incident ray angle on the image sensor, by changing a control mode of the second optical member according to the first information and the second information.
    Type: Application
    Filed: April 25, 2024
    Publication date: November 21, 2024
    Inventors: YOSHIKI SAJI, YUICHIRO KATO, MASAYASU MIZUSHIMA, AKINO MORIYOSHI, TOSHIMUNE NAGANO, TORU MATSUMOTO, TAKAMI HIRASAWA, HIROKI OSAKA, TAKEO MORI, YUKI MATSUBA
  • Publication number: 20240369957
    Abstract: A sheet laminator includes a thermal fixing roller pair, a first heater, a second heater, multiple temperature detectors, and a driver. The thermal fixing roller pair includes a first thermal fixing roller and a second thermal fixing roller facing the first thermal fixing roller. The thermal fixing roller pair thermally fixes and conveys a two-ply sheet and a sheet medium nipped between two sheets of the two-ply sheet. The first heater heats the first thermal fixing roller. The second heater heats the second thermal fixing roller. The multiple temperature detectors are at different positions along an axial direction of the thermal fixing roller pair. The multiple temperature detectors detect a surface temperature of the thermal fixing roller pair. The driver drives the thermal fixing roller pair.
    Type: Application
    Filed: July 16, 2024
    Publication date: November 7, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Shota YOSHIDA, Keisuke SUGIYAMA, Yuichiro KATO, Kazuki SHIMODATE, Takaya OCHIAI, Naoki TAKAI, Yosuke SAITO
  • Publication number: 20240361569
    Abstract: A lens apparatus includes an optical system including an optical member configured to widen or narrow an in-focus range by moving the optical member, and a processor configured to determine a relationship between a moving direction of the optical member and widening or narrowing of the in-focus range, and to set information regarding a movement of the optical member using a determination result.
    Type: Application
    Filed: March 19, 2024
    Publication date: October 31, 2024
    Inventors: AKINO MORIYOSHI, MASAYASU MIZUSHIMA, YUICHIRO KATO, TOSHIMUNE NAGANO, TORU MATSUMOTO, TAKAMI HIRASAWA, HIROKI OSAKA, YOSHIKI SAJI
  • Publication number: 20240337905
    Abstract: Provided is a lens apparatus including: an optical system including: an optical system including a plurality of lenses; a tilting unit configured to change an angle of an object plane to an optical axis about with respect to an axis of rotation as a center by displacing at least a part some of the plurality of lenses; an aperture stop having configured to change an aperture amount which is changeable; an aperture stop driving unit configured to drive the aperture stop to change the aperture amount by driving the aperture stop; an in-focus information obtaining unit configured to obtain a first in-focus information of a first object which is displaced from the axis of rotation; and a control unit configured to control the aperture stop driving unit based on the first in-focus information and a drive information of the tilting unit.
    Type: Application
    Filed: April 4, 2024
    Publication date: October 10, 2024
    Inventors: HIROKI OSAKA, YUICHIRO KATO, MASAYASU MIZUSHIMA, TOSHIMUNE NAGANO, AKINO MORIYOSHI, TORU MATSUMOTO, YOSHIKI SAJI, TAKAMI HIRASAWA
  • Patent number: 12072658
    Abstract: A sheet laminator includes a thermal fixing roller pair, a first heater, a second heater, multiple temperature detectors, and a driver. The thermal fixing roller pair includes a first thermal fixing roller and a second thermal fixing roller facing the first thermal fixing roller. The thermal fixing roller pair thermally fixes and conveys a two-ply sheet and a sheet medium nipped between two sheets of the two-ply sheet. The first heater heats the first thermal fixing roller. The second heater heats the second thermal fixing roller. The multiple temperature detectors are at different positions along an axial direction of the thermal fixing roller pair. The multiple temperature detectors detect a surface temperature of the thermal fixing roller pair. The driver drives the thermal fixing roller pair.
    Type: Grant
    Filed: June 15, 2023
    Date of Patent: August 27, 2024
    Assignee: RICOH COMPANY, LTD.
    Inventors: Shota Yoshida, Keisuke Sugiyama, Yuichiro Kato, Kazuki Shimodate, Takaya Ochiai, Naoki Takai, Yosuke Saito
  • Publication number: 20240284046
    Abstract: A control apparatus includes a memory storing instructions, and a processor configured to execute the instructions to detect a plurality of feature points about an object from image data obtained by imaging, acquire information about distances to the plurality of feature points, and control driving of a movable lens so that a tilt amount of a focal plane in an optical system changes, according to a change in at least one of the information about the distances and a position of one of the plurality of feature points within an imaging area.
    Type: Application
    Filed: February 5, 2024
    Publication date: August 22, 2024
    Inventors: TOSHIMUNE NAGANO, YUICHIRO KATO, MASAYASU MIZUSHIMA, TORU MATSUMOTO, AKINO MORIYOSHI, HIROKI OSAKA, YOSHIKI SAJI, TAKAMI HIRASAWA
  • Publication number: 20240253341
    Abstract: A sheet processing system includes a sheet processing device and a lamination processing device. The sheet processing device includes a sheet separator that separates a two-ply sheet and inserts an inner sheet between the two-ply sheet to form a first enclosed two-ply sheet. The lamination processing device bonds the first enclosed two-ply sheet, and bonds a second enclosed two-ply sheet in which the inner sheet is inserted outside the sheet separator. The sheet processing system includes a relay conveyor that conveys the first enclosed two-ply sheet from the sheet separator to the lamination processing device attachable to a sheet feeder to directly feed the second enclosed two-ply sheet to the lamination processing device. The sheet processing device includes a cord holder to hold the power cord of the lamination processing device at a position where feeding and ejecting the two-ply sheet after bonding the two-ply sheet are not hindered.
    Type: Application
    Filed: January 18, 2024
    Publication date: August 1, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Kazuki SHIMODATE, Naoki TAKAI, Yuichiro KATO, Sho ASANO, Ruki MIDORIKAWA, Yosuke SAITO
  • Publication number: 20240246329
    Abstract: A sheet separation device for separating two sheets of a two-ply sheet, in which the two sheets are overlapped and a part of the two sheets are joined, and inserting at least one sheet medium between the two sheets includes an upper surface, an ejection tray, and a conveyor. A lamination fixing device that laminates the two-ply sheet including the at least one sheet medium inserted between the two sheets is to be mounted on the upper surface. The ejection tray is disposed on the upper surface. The two-ply sheet laminated and ejected from an ejection port of the lamination fixing device is to be stacked on the ejection tray. The conveyor is coupled to the lamination fixing device to convey the two-ply sheet including the at least one sheet medium from the sheet separation device to the lamination fixing device.
    Type: Application
    Filed: January 22, 2024
    Publication date: July 25, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Naoki TAKAI, Ruki MIDORIKAWA, Kazuki SHIMODATE, Yuichiro KATO, Sho ASANO, Yosuke SAITO
  • Publication number: 20240239092
    Abstract: A lamination processing system includes a sheet separation device, a lamination fixing device, and a conveyor. The sheet separation device separates a two-ply sheet to insert a sheet medium between two sheets of the two-ply sheet to form an enclosed two-ply sheet. The lamination fixing device includes an inlet port and a heater. The conveyor conveys the enclosed two-ply sheet from the sheet separation device to the lamination fixing device in a conveyance direction. The conveyor includes a conveyance passage and a guide. The conveyance passage guides the enclosed two-ply sheet from the sheet separation device toward the lamination fixing device. The guide guides the enclosed two-ply sheet to the inlet port. The guide forms a space accommodatable a deflected part of the enclosed two-ply sheet formed by a difference in a conveyance speed of the enclosed two-ply sheet between the sheet separation device and the lamination fixing device.
    Type: Application
    Filed: December 8, 2023
    Publication date: July 18, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Yosuke SAITO, Yuichiro KATO, Sho ASANO, Ruki MIDORIKAWA, Naoki TAKAI, Kazuki SHIMODATE
  • Publication number: 20240190121
    Abstract: A laminating system sandwiches a sheet medium in a two-ply sheet in which two sheets are overlapped and partially joined together and applies heat and pressure to bond the two-ply sheet. The laminating system includes a sheet separating device, a laminate-fixing device, and a conveyor. The sheet separating device separates the two sheets of the two-ply sheet and sandwiches the sheet medium between the two sheets. The laminate-fixing device heats and presses the two-ply sheet sandwiching the sheet medium. The conveyor conveys the two-ply sheet sandwiching the sheet medium from the sheet separating device to the laminate-fixing device. The laminate-fixing device is disposed above the sheet separating device.
    Type: Application
    Filed: December 4, 2023
    Publication date: June 13, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Ruki MIDORIKAWA, Kazuki SHIMODATE, Yuichiro KATO, Naoki TAKAI, Sho ASANO, Yosuke SAITO
  • Publication number: 20240048837
    Abstract: An image pickup apparatus comprises at least one of a sixth lens unit and an eighth lens unit being movable in a direction orthogonal to an optical axis, a first shift driver or a second shift driver driving the sixth or eighth lens unit, a first shift position detector or a second shift position detector detecting a position of the sixth or eighth lens unit, a photographing condition controller controlling imaging conditions, a detector detecting at least one of a moving speed and a moving direction of an object, and a shift controller controlling the sixth or eighth lens unit based on a signal from the detector. The photographing condition control unit has a following shot mode in which an exposure and a driving of the sixth or eighth lens unit are intermittently performed with respect to a movement of the object.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 8, 2024
    Inventors: TAKAMI HIRASAWA, YUICHIRO KATO, TOSHIMUNE NAGANO, TORU MATSUMOTO, MASAYASU MIZUSHIMA, AKINO MORIYOSHI
  • Publication number: 20240019661
    Abstract: A lens apparatus includes a shift lens movable in a direction orthogonal to an optical axis of an imaging optical system, an actuator configured to drive the shift lens in a plane orthogonal to the optical axis, a memory storing instructions, and a processor configured to execute the instructions to control the actuator. The actuator includes a first actuator configured to drive the shift lens in a first direction within the plane, and a second actuator configured to drive the shift lens in a second direction within the plane. In driving the shift lens in a third direction different from the first direction and the second direction, the processor controls the actuator so that the first actuator and the second actuator are not simultaneously driven.
    Type: Application
    Filed: June 7, 2023
    Publication date: January 18, 2024
    Inventors: Katsumi OHMORI, Masayasu MIZUSHIMA, Yuichiro KATO, Toshimune NAGANO
  • Publication number: 20230408956
    Abstract: A thermal fixer includes a first thermal fixing roller and a second thermal fixing roller. The first thermal fixing roller includes a first heater. The second thermal fixing roller is pressed to the first thermal fixing roller. The second thermal fixing roller includes a second heater and has a diameter, a rigidity, and a surface releasability substantially identical to the first thermal fixing roller.
    Type: Application
    Filed: June 20, 2023
    Publication date: December 21, 2023
    Inventors: Yuichiro KATO, Kazuki SHIMODATE, Shota YOSHIDA, Takaya OCHIAI, Naoki TAKAI, Yosuke SAITO, Keisuke SUGIYAMA
  • Publication number: 20230408961
    Abstract: A sheet laminator includes a thermal fixing roller pair, a first heater, a second heater, multiple temperature detectors, and a driver. The thermal fixing roller pair includes a first thermal fixing roller and a second thermal fixing roller facing the first thermal fixing roller. The thermal fixing roller pair thermally fixes and conveys a two-ply sheet and a sheet medium nipped between two sheets of the two-ply sheet. The first heater heats the first thermal fixing roller. The second heater heats the second thermal fixing roller. The multiple temperature detectors are at different positions along an axial direction of the thermal fixing roller pair. The multiple temperature detectors detect a surface temperature of the thermal fixing roller pair. The driver drives the thermal fixing roller pair.
    Type: Application
    Filed: June 15, 2023
    Publication date: December 21, 2023
    Inventors: Shota YOSHIDA, Keisuke SUGIYAMA, Yuichiro KATO, Kazuki SHIMODATE, Takaya OCHIAI, Naoki TAKAI, Yosuke SAITO
  • Publication number: 20230400806
    Abstract: A sheet laminator includes a fuser pressure member, a conveyor, and a guide. The fuser pressure member thermally fixes a two-ply sheet and a sheet medium inserted between two sheets of the two-ply sheet. The conveyor conveys the two-ply sheet toward the fuser pressure member in a sheet conveyance direction. The guide guides the two-ply sheet in a sheet conveyance passage between the conveyor and the fuser pressure member. At least one of the fuser pressure member or the conveyor is operable to guide the two-ply sheet outside the sheet conveyance passage in response to an occurrence of an abnormal stop of the sheet laminator.
    Type: Application
    Filed: June 7, 2023
    Publication date: December 14, 2023
    Inventors: Naoki TAKAI, Keisuke SUGIYAMA, Yuichiro KATO, Kazuki SHIMODATE, Shota YOSHIDA, Takaya OCHIAI, Yosuke SAITO