Patents by Inventor Noriyuki Takuwa
Noriyuki Takuwa 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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Patent number: 12066333Abstract: An image forming device according to an embodiment includes a human sensor configured to detect a person in front of the device and an adjustment mechanism configured to move the human sensor to adjust a detection distance. A sensor cover panel is provided for an exterior of the device and is configured to cover the human sensor and the adjustment mechanism. The adjustment mechanism includes an operator element that is manually operable by a user to adjust the detection distance. The human sensor and adjustment mechanism are disposed behind the sensor cover panel. The sensor cover panel has a detection window through which a detection wave for the human sensor can pass. The sensor cover panel has an opening through which the operator element is exposed so as to be seen by a user from both the front side and a lateral side of the device.Type: GrantFiled: August 25, 2022Date of Patent: August 20, 2024Assignee: Toshiba Tec Kabushiki KaishaInventor: Noriyuki Takuwa
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Patent number: 11947297Abstract: An image forming device of an embodiment includes an image forming unit, a first toner cartridge, an accommodating unit, and a transfer belt. The image forming unit is configured to form a toner image having at least one color. The first toner cartridge is configured to accommodate a toner having a first color to be supplied to the image forming unit. The accommodating unit is provided in a space where at least one toner cartridge accommodating a toner having a color different from the first color to be supplied to the image forming unit is disposable side by side with the first toner cartridge. The transfer belt is disposed to be travelable through the image forming unit, disposed to face the first toner cartridge and the accommodating unit, and is configured to transfer the toner image formed by the image forming unit.Type: GrantFiled: August 30, 2022Date of Patent: April 2, 2024Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Noriyuki Takuwa
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Publication number: 20240069477Abstract: An image forming device of an embodiment includes an image forming unit, a first toner cartridge, an accommodating unit, and a transfer belt. The image forming unit is configured to form a toner image having at least one color. The first toner cartridge is configured to accommodate a toner having a first color to be supplied to the image forming unit. The accommodating unit is provided in a space where at least one toner cartridge accommodating a toner having a color different from the first color to be supplied to the image forming unit is disposable side by side with the first toner cartridge. The transfer belt is disposed to be travelable through the image forming unit, disposed to face the first toner cartridge and the accommodating unit, and is configured to transfer the toner image formed by the image forming unit.Type: ApplicationFiled: August 30, 2022Publication date: February 29, 2024Inventor: Noriyuki Takuwa
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Patent number: 11758062Abstract: According to one embodiment, an image forming apparatus includes a housing, a first sensor configured to detect a user in front of the housing, an illumination light configured to emit light in an illumination direction, and an opening and closing element configured to open and close a portion of the housing. A second sensor is configured to detect the opening and the closing of the opening and closing element. An adjuster is configured to change a detection distance of the first sensor and the illumination direction in conjunction with each other by physical movement. A controller is configured to turn on the illumination light when the opening and closing element is open, and turn off the illumination light when is closed.Type: GrantFiled: February 22, 2022Date of Patent: September 12, 2023Assignee: Toshiba Tec Kabushiki KaishaInventor: Noriyuki Takuwa
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Publication number: 20230269335Abstract: According to one embodiment, an image forming apparatus includes a housing, a first sensor configured to detect a user in front of the housing, an illumination light configured to emit light in an illumination direction, and an opening and closing element configured to open and close a portion of the housing. A second sensor is configured to detect the opening and the closing of the opening and closing element. An adjuster is configured to change a detection distance of the first sensor and the illumination direction in conjunction with each other by physical movement. A controller is configured to turn on the illumination light when the opening and closing element is open, and turn off the illumination light when is closed.Type: ApplicationFiled: February 22, 2022Publication date: August 24, 2023Inventor: Noriyuki TAKUWA
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Publication number: 20230147095Abstract: An image forming device according to an embodiment includes a human sensor configured to detect a person in front of the device and an adjustment mechanism configured to move the human sensor to adjust a detection distance. A sensor cover panel is provided for an exterior of the device and is configured to cover the human sensor and the adjustment mechanism. The adjustment mechanism includes an operator element that is manually operable by a user to adjust the detection distance. The human sensor and adjustment mechanism are disposed behind the sensor cover panel. The sensor cover panel has a detection window through which a detection wave for the human sensor can pass. The sensor cover panel has an opening through which the operator element is exposed so as to be seen by a user from both the front side and a lateral side of the device.Type: ApplicationFiled: August 25, 2022Publication date: May 11, 2023Inventor: Noriyuki TAKUWA
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Patent number: 10939009Abstract: In one embodiment, an image forming apparatus has a discharge portion and a guide member. The discharge portion has a space surrounded by wall surfaces of a chassis, and a side opening portion to open the space. The discharge portion receives a sheet to be discharged from a discharge port of the chassis, and houses the sheet in the space so that the sheet can be taken out from the side opening portion. The guide member is arranged at an end portion in the side opening portion, and extends toward upward from the rear side toward the front side of the chassis.Type: GrantFiled: December 17, 2019Date of Patent: March 2, 2021Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Noriyuki Takuwa
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Publication number: 20200128139Abstract: In one embodiment, an image forming apparatus has a discharge portion and a guide member. The discharge portion has a space surrounded by wall surfaces of a chassis, and a side opening portion to open the space. The discharge portion receives a sheet to be discharged from a discharge port of the chassis, and houses the sheet in the space so that the sheet can be taken out from the side opening portion. The guide member is arranged at an end portion in the side opening portion, and extends toward upward from the rear side toward the front side of the chassis.Type: ApplicationFiled: December 17, 2019Publication date: April 23, 2020Inventor: Noriyuki TAKUWA
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Patent number: 10547759Abstract: In one embodiment, an image forming apparatus has a discharge portion and a guide member. The discharge portion has a space surrounded by wall surfaces of a chassis, and a side opening portion to open the space. The discharge portion receives a sheet to be discharged from a discharge port of the chassis, and houses the sheet in the space so that the sheet can be taken out from the side opening portion. The guide member is arranged at an end portion in the side opening portion, and extends toward upward from the rear side toward the front side of the chassis.Type: GrantFiled: September 12, 2018Date of Patent: January 28, 2020Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Noriyuki Takuwa
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Patent number: 10379480Abstract: In one embodiment, an image forming apparatus has an image forming device, a discharge port of a recording medium, a conveying device of the recording medium, and a controller. The controller judges a kind of the recording medium and the discharge port that is a conveying destination of the recording medium. The controller controls a conveying speed of the recording medium to be discharged from the discharge port by the conveying device, in accordance with the kind of the recording medium and the conveying destination of the recording medium which have been judged.Type: GrantFiled: August 8, 2018Date of Patent: August 13, 2019Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventor: Noriyuki Takuwa
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Publication number: 20190082060Abstract: In one embodiment, an image forming apparatus has a discharge portion and a guide member. The discharge portion has a space surrounded by wall surfaces of a chassis, and a side opening portion to open the space. The discharge portion receives a sheet to be discharged from a discharge port of the chassis, and houses the sheet in the space so that the sheet can be taken out from the side opening portion. The guide member is arranged at an end portion in the side opening portion, and extends toward upward from the rear side toward the front side of the chassis.Type: ApplicationFiled: September 12, 2018Publication date: March 14, 2019Inventor: Noriyuki TAKUWA
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Publication number: 20180348693Abstract: In one embodiment, an image forming apparatus has an image forming device, a discharge port of a recording medium, a conveying device of the recording medium, and a controller. The controller judges a kind of the recording medium and the discharge port that is a conveying destination of the recording medium. The controller controls a conveying speed of the recording medium to be discharged from the discharge port by the conveying device, in accordance with the kind of the recording medium and the conveying destination of the recording medium which have been judged.Type: ApplicationFiled: August 8, 2018Publication date: December 6, 2018Inventor: Noriyuki TAKUWA
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Patent number: 10073402Abstract: In one embodiment, an image forming apparatus has an image forming device, a discharge port of a recording medium, a conveying device of the recording medium, and a controller. The controller judges a kind of the recording medium and the discharge port that is a conveying destination of the recording medium. The controller controls a conveying speed of the recording medium to be discharged from the discharge port by the conveying device, in accordance with the kind of the recording medium and the conveying destination of the recording medium which have been judged.Type: GrantFiled: August 21, 2017Date of Patent: September 11, 2018Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventor: Noriyuki Takuwa
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Publication number: 20180059610Abstract: In one embodiment, an image forming apparatus has an image forming device, a discharge port of a recording medium, a conveying device of the recording medium, and a controller. The controller judges a kind of the recording medium and the discharge port that is a conveying destination of the recording medium. The controller controls a conveying speed of the recording medium to be discharged from the discharge port by the conveying device, in accordance with the kind of the recording medium and the conveying destination of the recording medium which have been judged.Type: ApplicationFiled: August 21, 2017Publication date: March 1, 2018Inventor: Noriyuki TAKUWA
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Publication number: 20170183179Abstract: A sheet feeding apparatus includes a sheet conveying unit configured to convey a sheet along a conveyance path, a detecting unit configured to detect the sheet passing along the conveyance path, a control unit configured to determine an amount of delay of a sheet conveyed along the conveyance path based on the detection and determine information to be output based on the amount of the delay, and an output unit configured to output the information.Type: ApplicationFiled: March 16, 2017Publication date: June 29, 2017Inventor: Noriyuki TAKUWA
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Patent number: 9637337Abstract: A sheet feeding apparatus includes a sheet conveying unit configured to convey a sheet along a conveyance path, a detecting unit configured to detect the sheet passing along the conveyance path, a control unit configured to determine an amount of delay of a sheet conveyed along the conveyance path based on the detection and determine information to be output based on the amount of the delay, and an output unit configured to output the information.Type: GrantFiled: May 26, 2015Date of Patent: May 2, 2017Assignees: Kabushiki Kaisha Toshiba, Toshiba TEC Kabushiki KaishaInventor: Noriyuki Takuwa
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Publication number: 20160347563Abstract: A sheet feeding apparatus includes a sheet conveying unit configured to convey a sheet along a conveyance path, a detecting unit configured to detect the sheet passing along the conveyance path, a control unit configured to determine an amount of delay of a sheet conveyed along the conveyance path based on the detection and determine information to be output based on the amount of the delay, and an output unit configured to output the information.Type: ApplicationFiled: May 26, 2015Publication date: December 1, 2016Inventor: Noriyuki TAKUWA
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Patent number: 8538281Abstract: An image forming apparatus includes: an image carrier transferring the developer image to a material at a transfer position; plural developing units supplying developer of corresponding colors; a cleaner disposed downstream of the transfer position in the rotating direction of the image carrier with respect to the image carrier; a recycle developer storage unit storing the developer; a recycle developer developing unit supplying the developer to the image carrier; and a control unit controlling a recycle developer adjustment by supplying the developer from at least one of the plural developing units to the image carrier, forming a developer image on the image carrier, allowing the developer image to pass through the transfer position without being transferred onto the material, and allowing the developer of the developer image to be recovered in the cleaner to supply the developer to the recycle developer storage unit.Type: GrantFiled: April 20, 2011Date of Patent: September 17, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Noriyuki Takuwa, Hirofumi Hiyoshi
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Patent number: 8254815Abstract: A toner cartridge in a bottle shape for storing toner is composed of a first cylindrical portion having a blocked bottom wall at one end and an opening at the other end and a second cylindrical portion in which one end thereof is connected to the opening, and an opening for ejecting toner is formed at the other end, and the outside diameter thereof is smaller than the first cylindrical portion.Type: GrantFiled: September 23, 2011Date of Patent: August 28, 2012Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventor: Noriyuki Takuwa
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Patent number: 8228511Abstract: The one embodiment of present invention provides an image forming apparatus including a memory unit that stores image data, a main control block that causes an image forming section to output an output image onto an output medium on the basis of the image data generated by an image reading section and stored in the memory unit, case members that houses any one of the memory unit and the main control block or both, respectively, and a cooling mechanism that is located in a predetermined position of the case members and guides an air flow that has passes through one case member to the other case member.Type: GrantFiled: August 28, 2008Date of Patent: July 24, 2012Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventor: Noriyuki Takuwa