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).
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Publication number: 20230400799Abstract: 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: ApplicationFiled: August 25, 2023Publication date: December 14, 2023Inventor: Koichi Taniguchi
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Publication number: 20230393497Abstract: 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: ApplicationFiled: August 24, 2023Publication date: December 7, 2023Inventor: Koichi Taniguchi
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Publication number: 20230341794Abstract: 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: ApplicationFiled: April 20, 2023Publication date: October 26, 2023Inventor: KOICHI TANIGUCHI
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Publication number: 20230341795Abstract: 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: ApplicationFiled: April 20, 2023Publication date: October 26, 2023Inventor: KOICHI TANIGUCHI
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Patent number: 11796940Abstract: 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: GrantFiled: July 21, 2022Date of Patent: October 24, 2023Assignee: Canon Kabushiki KaishaInventor: Koichi Taniguchi
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Patent number: 11789384Abstract: 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: GrantFiled: July 21, 2022Date of Patent: October 17, 2023Assignee: Canon Kabushiki KaishaInventor: Koichi Taniguchi
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Patent number: 11651415Abstract: 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: GrantFiled: November 20, 2017Date of Patent: May 16, 2023Assignee: YOKOGAWA ELECTRIC CORPORATIONInventor: Koichi Taniguchi
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Publication number: 20230092470Abstract: 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: ApplicationFiled: September 12, 2022Publication date: March 23, 2023Inventors: Hitoshi SAITO, Koichi TANIGUCHI
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Patent number: 11592767Abstract: 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: GrantFiled: October 28, 2021Date of Patent: February 28, 2023Assignee: CANON KABUSHIKI KAISHAInventor: Koichi Taniguchi
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Patent number: 11568719Abstract: 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: GrantFiled: July 30, 2019Date of Patent: January 31, 2023Assignee: Yokogawa Electric CorporationInventor: Koichi Taniguchi
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Patent number: 11498150Abstract: 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: GrantFiled: August 14, 2018Date of Patent: November 15, 2022Assignee: JFE STEEL CORPORATIONInventors: Koichi Taniguchi, Reiko Endo, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda
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Publication number: 20220357688Abstract: 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: ApplicationFiled: July 21, 2022Publication date: November 10, 2022Inventor: Koichi Taniguchi
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Publication number: 20220357689Abstract: 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: ApplicationFiled: July 21, 2022Publication date: November 10, 2022Inventor: Koichi Taniguchi
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Publication number: 20220357690Abstract: 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: ApplicationFiled: July 21, 2022Publication date: November 10, 2022Inventor: Koichi Taniguchi
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Patent number: 11473901Abstract: 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: GrantFiled: May 29, 2018Date of Patent: October 18, 2022Assignee: Hitachi High-Tech CorporationInventor: Koichi Taniguchi
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Patent number: 11442374Abstract: 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: GrantFiled: August 16, 2021Date of Patent: September 13, 2022Assignee: Canon Kabushiki KaishaInventor: Koichi Taniguchi
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Patent number: 11435295Abstract: 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: GrantFiled: August 29, 2019Date of Patent: September 6, 2022Assignee: Yokogawa Electric CorporationInventors: Koichi Taniguchi, Mitsuhiro Iga
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Patent number: 11429104Abstract: 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: GrantFiled: August 27, 2019Date of Patent: August 30, 2022Assignee: Yokogawa Electric CorporationInventors: Koichi Taniguchi, Mitsuhiro Iga
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Publication number: 20220137536Abstract: 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: ApplicationFiled: October 28, 2021Publication date: May 5, 2022Inventor: Koichi Taniguchi
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Patent number: 11298773Abstract: 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: GrantFiled: March 1, 2018Date of Patent: April 12, 2022Assignee: JFE Steel CorporationInventors: Koichi Taniguchi, Chikaumi Sawanishi, Katsutoshi Takashima, Hiroshi Matsuda, Rinsei Ikeda