Patents by Inventor Tatsuya Takayama

Tatsuya Takayama 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: 11976502
    Abstract: A striker on a lower part of a doorway of a vehicle body includes: first and second engagement parts on a metal base and fixed to the vehicle body to be apart from each other to respectively engage with a door latch device on a lower part of a door capable of closing the doorway and a dislocation prevention part adjacent the door latch device; a pair of front and rear engagement pieces on a vehicle interior side of the base respectively opposite the first and second engagement parts; a reinforcing piece between the first and second engagement pieces; and an elastic body fixed to the base by the first and second engagement pieces and the reinforcing piece. The elastic body has a convex portion that abuts against an inner panel of the door when the door is closed. The convex portion is supported by the reinforcing piece.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: May 7, 2024
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Yosuke Matsuda, Tatsuya Takayama
  • Patent number: 11953843
    Abstract: A powder container includes a powder chamber for containing powder for forming images, a powder outlet formed in a face of the powder container, and a shutter assembly to open and close the powder outlet and including first and second shutters. The first shutter is movable between a sealing position to close the powder outlet and an open position to open the powder outlet and includes a pressed member to cancel retention of the first shutter at the sealing position. The second shutter includes a pressing projection that interferes with the pressed member of the first shutter and is movable between a shielding position to cover the pressed member without interference between the pressing projection and the pressed member and a releasing position to press the pressed member with the pressing projection.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: April 9, 2024
    Assignee: RICOH COMPANY, LTD.
    Inventors: Kentaro Nodera, Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka, Tatsuya Kubo, Teppei Kikuchi
  • Patent number: 11956314
    Abstract: A network of a new configuration is flexibly constructed while maintaining a stable operation in the network. A management device includes: a detection unit that detects addition of a function unit to a network including one or a plurality of on-vehicle function units; an acquisition unit that acquires function unit information of a new function unit that is the function unit the addition of which has been detected by the detection unit and function unit information of each on-vehicle function unit, each piece of function unit information including information regarding network configuration of a layer lower than an application layer; and a generation unit that, based on the pieces of function unit information acquired by the acquisition unit, generates configuration information of a new network that is the network further including the new function unit.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: April 9, 2024
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., AUTONETWORKS TECHNOLOGIES, LTD.
    Inventors: Yusuke Yamamoto, Koichi Takayama, Hideyuki Tanaka, Tatsuya Izumi, Junji Yano, Yasuhiro Yabuuchi, Tadashi Matsumoto, Takeshi Hagihara
  • Patent number: 11898381
    Abstract: A waterproof structure of a door latch device, in which one end part of a cable is connected to an input lever including one end part projecting toward outside of a case, includes a cover including: a cover main body having a box shape with a cover opening, the cover main body being configured to house the one end part of the input lever and the one end part of the cable via the cover opening when the cover main body abuts on the case; and a cover supporting body extending from the cover main body. The cover is attached to the case via the cover supporting body in a state in which the cover main body is movable between a closed position at which the cover main body abuts on the case and an opened position at which the cover main body is separated from the case.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: February 13, 2024
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Yosuke Kitamura, Tatsuya Takayama
  • Publication number: 20220364398
    Abstract: A striker on a lower part of a doorway of a vehicle body includes: first and second engagement parts on a metal base and fixed to the vehicle body to be apart from each other to respectively engage with a door latch device on a lower part of a door capable of closing the doorway and a dislocation prevention part adjacent the door latch device; a pair of front and rear engagement pieces on a vehicle interior side of the base respectively opposite the first and second engagement parts; a reinforcing piece between the first and second engagement pieces; and an elastic body fixed to the base by the first and second engagement pieces and the reinforcing piece. The elastic body has a convex portion that abuts against an inner panel of the door when the door is closed. The convex portion is supported by the reinforcing piece.
    Type: Application
    Filed: June 18, 2020
    Publication date: November 17, 2022
    Inventors: Yosuke MATSUDA, Tatsuya TAKAYAMA
  • Publication number: 20220349218
    Abstract: An operation relay device for a motor-vehicle door latch includes a base fixed to a door panel of a door, an operation handle pivotably supported to the base, and a link lever transmitting an opening operation by the operation handle to a door latch. The base includes a plurality of fixing parts, and the operation handle is pivotably supported at a position deviating from a center in a front-rear direction on the base, so that a center of gravity of the operation relay device is in a side of the deviating position. The fixing parts except a specific fixing part are respectively fixed to the door panel by a bolt. The specific fixing part is a temporary fixing piece that is integrally formed on the upper portion of the base to be capable of engaging with an engaging hole formed on the door panel.
    Type: Application
    Filed: June 18, 2020
    Publication date: November 3, 2022
    Inventors: Yosuke MATSUDA, Tatsuya TAKAYAMA
  • Publication number: 20220228405
    Abstract: A door opening device for an access door includes an upper lock device, a lower lock device, and a handle device, the lower lock device has a first bias member for biasing a lower opening lever in an opposite direction to an unlocking direction, the handle device has a handle into which an unlocking operation is inputted, a first lever to which an upper cable and a lower cable are connected, a second lever which rotates in a first direction in response to an unlocking operation and transmits this rotation to the first lever, and a second bias member for restoring the second lever to an initial position, and the second lever has a play stroke defined between a point in time when the second lever starts to rotate from the initial position to a point in time when the second lever transmits the rotation to the first lever.
    Type: Application
    Filed: April 2, 2020
    Publication date: July 21, 2022
    Applicant: MITSUIKINZOKU ACT CORPORATION
    Inventors: Yosuke MATSUDA, Tatsuya TAKAYAMA, Takao TAGA
  • Publication number: 20220074239
    Abstract: A waterproof structure of a door latch device, in which one end part of a cable is connected to an input lever including one end part projecting toward outside of a case, includes a cover including: a cover main body having a box shape with a cover opening, the cover main body being configured to house the one end part of the input lever and the one end part of the cable via the cover opening when the cover main body abuts on the case; and a cover supporting body extending from the cover main body. The cover is attached to the case via the cover supporting body in a state in which the cover main body is movable between a closed position at which the cover main body abuts on the case and an opened position at which the cover main body is separated from the case.
    Type: Application
    Filed: September 8, 2021
    Publication date: March 10, 2022
    Inventors: Yosuke Kitamura, Tatsuya Takayama