Patents by Inventor Koichi Taniguchi

Koichi Taniguchi 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).

  • Publication number: 20230400799
    Abstract: An image forming apparatus employs a constitution in which, in a case that a relative position between an inner roller and an outer member with respect to a circumferential direction of the inner roller is changed in a period after a preceding recording material passes through a transfer portion and until a recording material subsequent to the preceding recording material reaches the transfer portion during execution of a job for forming and outputting images on a plurality of recording materials, a controller controls a position changing mechanism and a contact and separation mechanism so that a separating operation for separating the outer roller from a belt is performed and then the above described relative position is changed.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 14, 2023
    Inventor: Koichi Taniguchi
  • Publication number: 20230393497
    Abstract: In an image forming apparatus, in a case that a relative position between an inner roller and an outer member with respect to a circumferential direction of the inner roller is changed in a period from a state in which the outer member is separated from a until first transfer in a job for forming and outputting an image on a recording material started when the job is executed, a controller controls a position changing mechanism and a contact and separation mechanism so that a contact operation for bringing the outer member into contact with the belt is performed after changing the relative position.
    Type: Application
    Filed: August 24, 2023
    Publication date: December 7, 2023
    Inventor: Koichi Taniguchi
  • Publication number: 20230341794
    Abstract: An image forming apparatus includes a plurality of image forming portions, a rotatable endless belt, a plurality of stretching rollers including an inner roller, an outer roller, a position changing mechanism, and a controller. During execution of a job for forming first toner images on a first recording material and second toner images on a second recording material subsequent to the first recording material, in a case that a changing operation for changing the position of the inner roller by the position changing mechanism after the first toner images are formed on the first recording material and before the second to toner images are transferred onto the second recording material is executed, the registration adjusting image is formed between the first toner images and the second toner images.
    Type: Application
    Filed: April 20, 2023
    Publication date: October 26, 2023
    Inventor: KOICHI TANIGUCHI
  • Publication number: 20230341795
    Abstract: An image forming apparatus includes a plurality of image forming portions; a rotatable endless belt; a plurality of stretching rollers including an inner roller and a steering roller; an outer roller; a steering mechanism; a position changing mechanism; and a controller. In a case that a changing operation for changing a position of the inner roller is performed by the position changing mechanism during execution of a job for forming the toner images on a plurality of recording materials, the controller controls the steering mechanism so that a tilting operation for tilting the steering roller in a predetermined amount in interrelation with the changing operation is executed.
    Type: Application
    Filed: April 20, 2023
    Publication date: October 26, 2023
    Inventor: KOICHI TANIGUCHI
  • Patent number: 11796940
    Abstract: An image forming apparatus employs a constitution in which, in a case that a relative position between an inner roller and an outer member with respect to a circumferential direction of the inner roller is changed in a period after a preceding recording material passes through a transfer portion and until a recording material subsequent to the preceding recording material reaches the transfer portion during execution of a job for forming and outputting images on a plurality of recording materials, a controller controls a position changing mechanism and a contact and separation mechanism so that a separating operation for separating the outer roller from a belt is performed and then the above-described relative position is changed.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: October 24, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koichi Taniguchi
  • Patent number: 11789384
    Abstract: In an image forming apparatus, in a case that a relative position between an inner roller and an outer member with respect to a circumferential direction of the inner roller is changed in a period from a state in which the outer member separated from a belt until first transfer in a job for forming and outputting an image on a recording material is started when the job is executed, a controller controls a position changing mechanism and a contact and separation mechanism so that a contact operation for bringing the outer member into contact with the belt is performed after changing the relative position.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: October 17, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koichi Taniguchi
  • Patent number: 11651415
    Abstract: An on-demand service providing system which provides a service required for measuring a measurement target in response to a request from a user, the on-demand service providing system includes a selector configured to select a service which uses a sensor required for measuring at least the measurement target, and a system environment setter configured to set up a system environment for collecting a measurement result of the sensor used by the service selected by the selector as data which is usable for the user who has instructed to select the service via a network based on selection information obtained by the selector.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: May 16, 2023
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventor: Koichi Taniguchi
  • Publication number: 20230092470
    Abstract: An oil supply structure of a clutch device includes a pressure plate facing a clutch center fixed to a shaft member on an inner side of a clutch outer relatively rotatable with respect to the shaft member, a clutch plate alternately fitted and inserted between the pressure plate and the clutch center, a clutch spring that biases the pressure plate toward the clutch center side, and a clutch lifter member provided to be relatively rotatable with respect to the pressure plate and including an insertion portion inserted into the shaft member, where a supply oil passage in which an opening area changes due to axial movement of the clutch lifter member accompanying switching of clutch connection/disconnection is formed in the clutch lifter member 60. The oil supply structure enables the supply of oil to the clutch device to be adjusted only according to the clutch operation.
    Type: Application
    Filed: September 12, 2022
    Publication date: March 23, 2023
    Inventors: Hitoshi SAITO, Koichi TANIGUCHI
  • Patent number: 11592767
    Abstract: An image forming apparatus includes an image forming unit configured to form a toner image, an intermediate transfer belt configured to transfer the transferred toner image to a recording material at a secondary transfer position, a first cleaning unit arranged downstream of the secondary transfer position and upstream of the primary transfer position in a conveyance direction of the intermediate transfer belt and configured to clean the intermediate transfer belt, a second cleaning unit arranged downstream of the secondary transfer position and upstream of the first cleaning unit in the conveyance direction of the intermediate transfer belt and configured to clean the intermediate transfer belt, a conveyance unit provided opposite to the first and the second cleaning units at a position below the first and the second cleaning units and configured to convey the recording material, and a third space from which the first and the second spaces are accessible.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: February 28, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Koichi Taniguchi
  • Patent number: 11568719
    Abstract: After an installation of an apparatus, although a state confirmation is necessary, if a display having a high display capability is mounted to the apparatus to facilitate checking, the apparatus becomes large. Further, although it is considered that a terminal such as a personal computer is connected to an apparatus to display state information, when the apparatus is installed in a high place or a narrow gap, the connection is difficult. An apparatus is provided which includes a storage unit that stores state information on a plurality of types of states, a switching unit that switches a to-be-output state from among the plurality of types of states in response to receiving a switching operation by a user, an identification information output unit that outputs a first indication for identifying a type of a to-be-output state, and a state information output unit that outputs state information on a to-be-output state.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: January 31, 2023
    Assignee: Yokogawa Electric Corporation
    Inventor: Koichi Taniguchi
  • Patent number: 11498150
    Abstract: Main current passage and subsequent current passage are performed, with a cooling time of 0.01 s or more being provided between the main current passage and the subsequent current passage. Ip/I which is a ratio of a current value of the subsequent current passage to a current value of the main current passage is controlled to satisfy a predetermined relationship depending on a constant A defined by Mn content and P content of a steel sheet as a part to be welded, in relation to a welding time Tp of the subsequent current passage, a cooling time T, and the constant A.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: November 15, 2022
    Assignee: JFE STEEL CORPORATION
    Inventors: Koichi Taniguchi, Reiko Endo, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda
  • Publication number: 20220357688
    Abstract: An image forming apparatus 100, employs a constitution in which in a case that a relative position between an inner roller 32 and an outer member 41 with respect to a circumferential direction of the inner roller 32 is changed in a period after a preceding recording material S passed through a transfer portion N2 and until the recording material S subsequent to the preceding recording material S reaches the transfer portion N2 device execution of a job for forming and outputting images on a plurality of recording materials S, a controller 150 controls a position changing mechanism 1 so that the above-described relative position is changed in a state in which the outer member 41 contacts the intermediary transfer belt 31.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventor: Koichi Taniguchi
  • Publication number: 20220357689
    Abstract: An image forming apparatus 100 employs a constitution in which in a case that a relative position between an inner roller 32 and an outer member 41 with respect to a circumferential direction of the inner roller 32 is changed in a period after a preceding recording material S passes through a transfer portion N2 and until a recording material S subsequent to the preceding recording material S reaches the transfer portion N2 during execution of a job for forming and outputting images on a plurality of recording materials S, a controller 150 controls a position changing mechanism 1 and a contact and separation mechanism 2 so that a separating operation for separating the outer roller 41 from the belt 31 and then the above-described relative position is changed.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventor: Koichi Taniguchi
  • Publication number: 20220357690
    Abstract: In an image forming apparatus 100, in a case that a relative position between an inner roller 32 and an outer member 41 with respect to a circumferential direction of the inner roller 32 is changed in a period from a state in which the outer member 41 is separated from a belt 31 until first transfer in a job for forming and outputting an image on a recording material S is started when the job is executed, said controller 150 controls a position changing mechanism 1 and a contact and separation mechanism 2 so that a contact operation for bringing the outer member 41 into contact with the belt 31 after changing the relative position.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventor: Koichi Taniguchi
  • Patent number: 11473901
    Abstract: The purpose of the present invention is to provide a height measurement device with which, even when the height of a sample surface varies considerably, it is possible, with a relatively simple configuration, to perform height measurement with high accuracy at various heights.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: October 18, 2022
    Assignee: Hitachi High-Tech Corporation
    Inventor: Koichi Taniguchi
  • Patent number: 11442374
    Abstract: An image forming apparatus includes a first sensor configured to measure measurement images on a first photoreceptor, a second sensor configured to measure measurement images on an intermediate transfer member, and a controller. The controller controls a first image forming unit to form first measurement images, wherein the first measurement images are formed along a rotation direction of the first photoreceptor, and controls the first sensor to measure the first measurement images on the first photoreceptor. The controller further controls the first image forming unit and a second image forming unit to form a plurality of measurement images while a rotation speed of the first photoreceptor is being controlled based on a measurement result of the first sensor, wherein the plurality of measurement images are formed along the predetermined direction of the intermediate transfer member.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: September 13, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koichi Taniguchi
  • Patent number: 11435295
    Abstract: A sensor element is used to collect environment information on a surface of the earth or a surface layer of the earth by being scattered in a target region where the environment information is collected. At least one of reflection properties, transmission properties, absorption properties, or luminescence properties with respective to an electromagnetic wave with a specific wavelength, or light emitting properties changes in accordance with an environment.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: September 6, 2022
    Assignee: Yokogawa Electric Corporation
    Inventors: Koichi Taniguchi, Mitsuhiro Iga
  • Patent number: 11429104
    Abstract: An environment information collecting system collects environment information on a surface of the earth or a surface layer of the earth. The environment information collecting system includes a sensor element which is scattered in a target region where the environment information is collected, of which at least one of reflection properties, transmission properties, absorption properties, or luminescence properties with respective to an electromagnetic wave with a specific wavelength, or light emitting properties changes in accordance with an environment, and an aircraft configured to receive the electromagnetic wave obtained from the sensor element and configured to collect the environment information in the target region.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: August 30, 2022
    Assignee: Yokogawa Electric Corporation
    Inventors: Koichi Taniguchi, Mitsuhiro Iga
  • Publication number: 20220137536
    Abstract: An image forming apparatus includes an image forming unit configured to form a toner image, an intermediate transfer belt configured to transfer the transferred toner image to a recording material at a secondary transfer position, a first cleaning unit arranged downstream of the secondary transfer position and upstream of the primary transfer position in a conveyance direction of the intermediate transfer belt and configured to clean the intermediate transfer belt, a second cleaning unit arranged downstream of the secondary transfer position and upstream of the first cleaning unit in the conveyance direction of the intermediate transfer belt and configured to clean the intermediate transfer belt, a conveyance unit provided opposite to the first and the second cleaning units at a position below the first and the second cleaning units and configured to convey the recording material, and a third space from which the first and the second spaces are accessible.
    Type: Application
    Filed: October 28, 2021
    Publication date: May 5, 2022
    Inventor: Koichi Taniguchi
  • Patent number: 11298773
    Abstract: Provided is a resistance spot welding method. The resistance spot welding method for joining a sheet set including a plurality of lapped steel sheets includes: holding the sheet set between a pair of electrodes; and energizing the sheet set under application of electrode force to thereby join the steel sheets together. At least one of the plurality of lapped steel sheets is a surface-treated steel sheet including a metal coating layer on a surface thereof. The energizing includes: a primary energizing step of performing energization to form a nugget portion; a non-energizing step in which, after the primary energizing step, the energization is suspended for an energization suspension time Tc (cycles); and a secondary energizing step of, after the non-energizing step, performing energization for reheating while the nugget portion is prevented from growing. During the energizing, the relations of a particular formula are satisfied.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: April 12, 2022
    Assignee: JFE Steel Corporation
    Inventors: Koichi Taniguchi, Chikaumi Sawanishi, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda