Patents by Inventor Tomoyasu Yabuki

Tomoyasu Yabuki 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: 20190196394
    Abstract: A drum cartridge includes a frame on which a toner cartridge is attachable, a photosensitive drum, and a drum memory. The drum cartridge relays information stored in the toner memory to the image forming apparatus when the toner cartridge is attached to the frame.
    Type: Application
    Filed: October 19, 2018
    Publication date: June 27, 2019
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Tomoyasu YABUKI, Takashi SUZUKI, Tadao KYOTANI
  • Patent number: 10254695
    Abstract: An image forming apparatus includes a controller configured to, each time a development roller of a developing device rotates by a particular rotational amount, increment a counter value stored in a storage, calculate a remaining amount of developer in the developing device, when the counter value is less than a first value, setting a remaining amount threshold to a first threshold, whereas, when the counter value is equal to or more than a second value, setting the remaining amount threshold to a second threshold, the second value being equal to or more than the first value, the second threshold being less than the first threshold, and when the calculated remaining amount is less than the set remaining amount threshold, control a transporter to transport developer stored in a developer box to the developing device.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: April 9, 2019
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Publication number: 20190011867
    Abstract: An image forming apparatus, including: a housing; a photoconductor; a developing unit configured to form a developer image on the photoconductor; a developer cartridge storing developer, the cartridge being removably mountable on the housing, a supplier configured to supply the developer from the developer cartridge to the developing unit; and a controller configured to execute a first printing process of forming a developer image by use of the developer supplied from the developer cartridge, when the developer cartridge is being mounted on the housing, and a second printing process of forming a developer image by use of the developer remaining in the developing unit, when a usage amount of the developing unit is not less than a predetermined value and the developer cartridge is not being mounted on the housing, wherein the controller does not execute the second printing process when the usage amount is less than the predetermined value.
    Type: Application
    Filed: July 5, 2018
    Publication date: January 10, 2019
    Inventors: Tomoyasu Yabuki, Yoshifumi Kajikawa, Takashi Suzuki, Takashi Yasuda, Takashi Shimizu
  • Publication number: 20180284681
    Abstract: An image forming apparatus includes a controller configured to, each time a development roller of a developing device rotates by a particular rotational amount, increment a counter value stored in a storage, calculate a remaining amount of developer in the developing device, when the counter value is less than a first value, setting a remaining amount threshold to a first threshold, whereas, when the counter value is equal to or more than a second value, setting the remaining amount threshold to a second threshold, the second value being equal to or more than the first value, the second threshold being less than the first threshold, and when the calculated remaining amount is less than the set remaining amount threshold, control a transporter to transport developer stored in a developer box to the developing device.
    Type: Application
    Filed: March 29, 2018
    Publication date: October 4, 2018
    Inventor: Tomoyasu Yabuki
  • Patent number: 9860402
    Abstract: A recording apparatus includes a controller configured to: decrease the number of recording pages which is stored in a storage in response to completion of recording on a recording medium on a page-by-page basis; increase the number of recording pages in response to an increase in an amount of image data in the storage; determine whether the number of recording pages is greater than or equal to a first number; control a drive source and a recording device to convey the recording medium at a first speed and perform recording when the number of recording pages is less than the first number; and control the drive source and the recording device to convey the recording medium at a second speed greater than the first speed and perform the recording when the number of recording pages is greater than or equal to the first number.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: January 2, 2018
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomoyasu Yabuki, Motohiro Tsuboi, Yuji Mori
  • Publication number: 20160295032
    Abstract: A recording apparatus includes a controller configured to: decrease the number of recording pages which is stored in a storage in response to completion of recording on a recording medium on a page-by-page basis; increase the number of recording pages in response to an increase in an amount of image data in the storage; determine whether the number of recording pages is greater than or equal to a first number; control a drive source and a recording device to convey the recording medium at a first speed and perform recording when the number of recording pages is less than the first number; and control the drive source and the recording device to convey the recording medium at a second speed greater than the first speed and perform the recording when the number of recording pages is greater than or equal to the first number.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Tomoyasu Yabuki, Motohiro Tsuboi, Yuji Mori
  • Publication number: 20150352849
    Abstract: A cartridge accommodating apparatus includes: a cartridge accommodating section accommodating a cartridge which includes a liquid accommodating section, a liquid lead-out channel, a first blocking member blocking a first portion of the liquid lead-out channel, and a second blocking member blocking a second portion between the first portion and the liquid accommodating section; a hollow tube introducing liquid in the liquid lead-out channel into inside of the hollow tube; a moving mechanism moving the hollow tube between a first position at which a tip portion of the hollow tube is located outside the liquid lead-out channel and a second position at which the tip portion of the hollow tube has entered inside the liquid lead-out channel; a driving source; a driving force transmitting mechanism transmitting driving force of the driving source to the moving mechanism; and a driving source controller controlling driving speed of the driving source.
    Type: Application
    Filed: June 4, 2015
    Publication date: December 10, 2015
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu YABUKI
  • Patent number: 9193166
    Abstract: A cartridge accommodating apparatus includes: a cartridge accommodating section accommodating a cartridge which includes a liquid accommodating section, a liquid lead-out channel, a first blocking member blocking a first portion of the liquid lead-out channel, and a second blocking member blocking a second portion between the first portion and the liquid accommodating section; a hollow tube introducing liquid in the liquid lead-out channel into inside of the hollow tube; a moving mechanism moving the hollow tube between a first position at which a tip portion of the hollow tube is located outside the liquid lead-out channel and a second position at which the tip portion of the hollow tube has entered inside the liquid lead-out channel; a driving source; a driving force transmitting mechanism transmitting driving force of the driving source to the moving mechanism; and a driving source controller controlling driving speed of the driving source.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: November 24, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 9004676
    Abstract: A recording apparatus includes: a first housing; a second housing pivotable about a shaft relative to the first housing between a close position and a distant position; and a tank mount portion provided in the second housing such that a mounting direction of a tank with respect to the tank mount portion in a state in which the second housing is at the distant position has a downward component in a vertical direction. The tank mount portion includes a resistance applying mechanism which applies a resistance force to the tank in a state in which at least a part of the tank is inserted into the tank mount portion when the second housing is at the distant position.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: April 14, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Shinya Yamamoto, Tomoyasu Yabuki
  • Patent number: 8998361
    Abstract: A recording apparatus is provided, including a recording head, a transport mechanism which has an adjusting mechanism configured to adjust a spacing distance between recording media upstream from the recording head, a discharge control unit configured to control the recording head so that a liquid is discharged when discharge ports face the recording medium and configured to control the recording head so that at least one of discharge flushing and non-discharge flushing is performed when the discharge ports are positioned between the two recording media, and a measuring mechanism which is arranged upstream from the recording head to measure the spacing distance between the recording media. The adjusting mechanism is configured to adjust the next spacing distance between the recording media depending on the spacing distance between the recording media measured by the measuring mechanism.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: April 7, 2015
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 8899706
    Abstract: A recording apparatus, including: a tank mount on which a tank is mountable; a first casing; a second casing provided with the tank mount, connected to the first casing with a shaft, and pivotable between a close position and a distant position about the shaft; a judging section configured to judge whether a tank mount state is a middle-of-mounting state; a limitation portion configured to establish a limitation state for limiting the pivotal movement of the second casing at the close position and a release state for allowing the pivotal movement at the close position; and a limitation control section configured to control the limitation portion to establish the limitation state when the tank is in the middle-of-mounting state, and control the limitation portion to establish the release state when the tank is not in the middle-of-mounting state.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: December 2, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 8651602
    Abstract: A liquid ejection apparatus, including: a head; a main tank storing liquid; a sub-tank for temporarily storing the liquid stored in the main tank, before the liquid is supplied to the head; a liquid amount detector for detecting a liquid amount in the sub-tank; a supplier for supplying the liquid from the main tank to the sub-tank; a first housing; a second housing holding the sub-tank, pivotable with respect to the first housing, and positioned at a close position at which the head is close to the first housing or a distant position at which the head is far from the first housing; and a controller for, when the second housing is located at the close position, controlling the liquid supply based on the detected liquid amount.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: February 18, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 8582134
    Abstract: An information processing apparatus which has a processing function of processing information and includes a data providing device, a storage device, a setting device, a determination device, and a changing device. The data providing device provides data to the information processing apparatus, and the storage device stores data. The setting device is provided to selectively set a prohibited state and an allowed state of the processing function. The determination device determines whether or not provided data provided by the data providing device is identical with set data which is stored in the storage device as data to be used in a case of performing a processing function set by a user. The changing device instructs the setting device, when it is determined that the provided data is identical with the set data, to change one of the prohibited state and the allowed state previously set to the other state.
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: November 12, 2013
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 8543670
    Abstract: A terminal device includes an access unit accessing content summary information on a server based on location information, the content summary information containing first information and second information, the first information providing association between an identification for identifying a status of the terminal device and second location information for accessing the second information, the second information providing summary information of contents regarding the status of the terminal device, an identification acquiring unit acquiring the identification, a first location storage unit storing first location information for accessing the first information, a first access controller controlling the access unit to access the first information based on the first location information stored, a retriever retrieving the second location information associated with the acquired identification based on the first information accessed, and a second access controller controlling the access unit to access the second
    Type: Grant
    Filed: January 29, 2010
    Date of Patent: September 24, 2013
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 8335001
    Abstract: A peripheral device includes a connection portion which is connectable to an information processing device and a storage medium. The connection portion is configured to allow data transfer between the storage medium and the information processing device. The peripheral device further includes a function execution portion that performs a function according to data transferred from the information processing device. The peripheral device still further includes a detection portion that detects a state of the data transfer between the function execution portion and the information processing device.
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: December 18, 2012
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Publication number: 20120251166
    Abstract: A recording apparatus includes: a first housing; a second housing pivotable about a shaft relative to the first housing between a close position and a distant position; and a tank mount portion provided in the second housing such that a mounting direction of a tank with respect to the tank mount portion in a state in which the second housing is at the distant position has a downward component in a vertical direction. The tank mount portion includes a resistance applying mechanism which applies a resistance force to the tank in a state in which at least a part of the tank is inserted into the tank mount portion when the second housing is at the distant position.
    Type: Application
    Filed: March 29, 2012
    Publication date: October 4, 2012
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Shinya YAMAMOTO, Tomoyasu YABUKI
  • Publication number: 20120249629
    Abstract: A recording apparatus, including: a tank mount on which a tank is mountable; a first casing; a second casing provided with the tank mount, connected to the first casing with a shaft, and pivotable between a close position and a distant position about the shaft; a judging section configured to judge whether a tank mount state is a middle-of-mounting state; a limitation portion configured to establish a limitation state for limiting the pivotal movement of the second casing at the close position and a release state for allowing the pivotal movement at the close position; and a limitation control section configured to control the limitation portion to establish the limitation state when the tank is in the middle-of-mounting state, and control the limitation portion to establish the release state when the tank is not in the middle-of-mounting state.
    Type: Application
    Filed: March 29, 2012
    Publication date: October 4, 2012
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Tomoyasu YABUKI
  • Publication number: 20120133697
    Abstract: A recording apparatus is provided, including a recording head, a transport mechanism which has an adjusting mechanism configured to adjust a spacing distance between recording media upstream from the recording head, a discharge control unit configured to control the recording head so that a liquid is discharged when discharge ports face the recording medium and configured to control the recording head so that at least one of discharge flushing and non-discharge flushing is performed when the discharge ports are positioned between the two recording media, and a measuring mechanism which is arranged upstream from the recording head to measure the spacing distance between the recording media. The adjusting mechanism is configured to adjust the next spacing distance between the recording media depending on the spacing distance between the recording media measured by the measuring mechanism.
    Type: Application
    Filed: November 30, 2011
    Publication date: May 31, 2012
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Tomoyasu YABUKI
  • Publication number: 20100191838
    Abstract: A terminal device includes an access unit accessing content summary information on a server based on location information, the content summary information containing first information and second information, the first information providing association between an identification for identifying a status of the terminal device and second location information for accessing the second information, the second information providing summary information of contents regarding the status of the terminal device, an identification acquiring unit acquiring the identification, a first location storage unit storing first location information for accessing the first information, a first access controller controlling the access unit to access the first information based on the first location information stored, a retriever retrieving the second location information associated with the acquired identification based on the first information accessed, and a second access controller controlling the access unit to access the second
    Type: Application
    Filed: January 29, 2010
    Publication date: July 29, 2010
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki
  • Patent number: 7752498
    Abstract: An interface controller initializing method for an information processing device equipped with multiple interfaces of the same type comprises the steps of: detecting control of an interface executed by a first control unit; detecting an end of the control of the interface by the first control unit executed according to instructions regarding the control of the interfaces issued by a second control unit; detecting abnormality regarding the control of an interface by the first control unit; allowing a user to input an initialization instruction for initialization of the first control unit; and executing the initialization of the first control unit on condition that the abnormality regarding the control of an interface by the first control unit has been detected, the initialization instruction has been inputted, and the end of the control of at least one of the other interfaces by the first control unit has been detected.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: July 6, 2010
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomoyasu Yabuki