Patents by Inventor Hiroaki Takahashi

Hiroaki Takahashi 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: 20230116151
    Abstract: There is provided a printing apparatus including: a holder; an image recorder; a receiver; a cutter; a first conveyor; and a controller. The controller is configured to execute: a first conveying process of conveying a recording medium by the first conveyor along a first conveying direction to the image recorder; an image recording process of recording an image on the recording medium by the image recorder; a second conveying process of conveying the recording medium with the image recorded in a second conveying direction opposite to the first conveying direction by a predetermined amount, after the image recording process; and a cutting process of cutting the recording medium by the cutter, after the second conveying process.
    Type: Application
    Filed: December 14, 2022
    Publication date: April 13, 2023
    Inventor: Hiroaki TAKAHASHI
  • Patent number: 11623461
    Abstract: A printing device includes: an image recording unit configured to record an image on a printing medium; a cutter unit configured to cut the printing medium on which the image is recorded by the image recording unit; and a medium receiving unit configured to receive the printing medium on which the image is recorded by the image recording unit. The cutter unit is positioned frontward of the image recording unit in a frontward direction. The medium receiving unit is positioned below the cutter unit at a time of an image recording operation and being detachable in the frontward direction.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: April 11, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Hiroaki Takahashi
  • Publication number: 20230106292
    Abstract: An image recording apparatus includes a recording unit, first and second rollers, a guide member, and a cutting unit. The recording unit performs image recording on a sheet conveyed in a conveying direction on a first conveyance path. The first roller is located further downstream than the recording unit in the first conveyance path. The second roller is located further downstream than the first roller in the first conveyance path. The guide member has a guide surface that forms a second conveyance path extending from a connection position of the first conveyance path between the first roller and the second roller. The cutting unit is located between the connection position and the second roller, cuts a sheet, and has a cutter. The guide member changes in posture between a first posture for forming the second conveyance path and a second posture for opening the second conveyance path.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Inventors: Yasuo NISHIKAWA, Hiroaki TAKAHASHI, Takuya TSUJI, Kosuke INUZUKA, Yoshimitsu TANIGUCHI
  • Publication number: 20230096432
    Abstract: Provided is a hot-melt pressure-sensitive adhesive composition which enables to form a pressure-sensitive adhesive layer without allowing the progression of rapid gelation at the time of heating and melting. The pressure-sensitive adhesive composition provided by the present invention is a solvent-free hot-melt pressure-sensitive adhesive composition. The pressure-sensitive adhesive composition includes a base polymer, an isocyanate crosslinking agent, and a tackifier A represented by the following general formula (1): R—[(CH3)2C6H2—(CH2O)n—CH2]m—OH (1) (in the general formula (1), R is a hydrogen atom or a hydroxyl group, m is 9 to 16, and n is 0 to 3). A content of the tackifier A with respect to 100 parts by weight of the base polymer is 1 part by weight to 10 parts by weight.
    Type: Application
    Filed: February 17, 2021
    Publication date: March 30, 2023
    Applicant: NITTO DENKO CORPORATION
    Inventors: Nobukazu NEGISHI, Itsuhiro HATANAKA, Hiroaki TAKAHASHI
  • Publication number: 20230094327
    Abstract: An image recording apparatus includes a housing, an operation panel, a sheet conveyor, a recording device, and a cutting device. The operation panel is disposed at a first-side face of the housing in a first direction. The first direction is orthogonal to a vertical direction and extends from a first side to a second side of the image recording apparatus. In the first direction, the cutting device is closer to the first side of the image recording apparatus than the recording device is and closer to the second side of the image recording apparatus than the operation panel is. The cutting device includes a cutter, and a cutter carriage to move with the cutter mounted thereon along a second direction orthogonal to the first direction and the vertical direction. The operation panel overlaps a movable area of the cutter carriage when viewed in the first direction.
    Type: Application
    Filed: July 25, 2022
    Publication date: March 30, 2023
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yasuo NISHIKAWA, Hiroaki TAKAHASHI, Takuya TSUJI, Yoshimitsu TANIGUCHI, Kosuke INUZUKA
  • Patent number: 11597208
    Abstract: According to one aspect, the disclosure provides an image recording apparatus including a liquid supplying device. The liquid supplying device includes a tank, a cartridge, an atmospheric communication portion, and a recording portion. The tank has a second storage chamber configured to store liquid, a liquid passage in communication with the second storage chamber, and a gas passage in communication with the second storage chamber. The atmospheric communication portion includes a buffer tank defining a buffer chamber configured to store gas, a single communication flow passage allowing the buffer chamber to communicate with the second storage chamber, and an air communication passage allowing the buffer chamber to communicate with an atmosphere. When the cartridge is attached to the tank, the buffer chamber is positioned below the first storage chamber and the second storage chamber is positioned below the buffer chamber.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: March 7, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Masahiro Hayashi, Yoshinori Osakabe, Akinari Ishibe, Hiroaki Takahashi
  • Patent number: 11590760
    Abstract: A liquid supply apparatus includes a tank and a cartridge attachable to and detachable from the tank along an attachment and detachment direction crossing a vertical direction. The cartridge includes a first storing chamber configured to store liquid therein. The tank includes a second storing chamber configured to store liquid therein, a liquid channel and an air channel that communicate with the second storing chamber, and an air communication port allowing the second storing chamber to communicate with an outside thereof. When the cartridge is attached to the tank with the first storing chamber of the cartridge communicating with the liquid channel and the air channel of the tank, the first storing chamber has a portion located above the liquid channel and the air channel in the vertical direction, and the tank is located below a secondary-lower surface and faces a secondary-front surface.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: February 28, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Akinari Ishibe, Yoshinori Osakabe, Hiroaki Takahashi, Tatsuya Shindo
  • Patent number: 11590758
    Abstract: A printing-fluid cartridge is inserted into a prescribed insertion space of a cartridge-attachment section in an insertion direction crossing a gravitational direction to be attached thereto in an attached posture. The printing-fluid cartridge includes: a housing including a storage chamber, a supply portion having a supply hole, an electrical interface disposed at an upper surface of the housing, and an interfering surface. The interfering surface is positioned upward of the storage chamber and extends in a widthwise direction of the housing. The interfering surface is positioned downward and frontward relative to the electrical interface and is configured to abut against a projection provided at another insertion space different from the prescribed insertion space of the cartridge-attachment section during an insertion of the printing-fluid cartridge into the another insertion space.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: February 28, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kosuke Nukui, Fumio Nakazawa, Suguru Tomoguchi, Hiroaki Takahashi, Akihito Ono, Tetsuro Kobayashi, Takahiro Miyao
  • Patent number: 11584130
    Abstract: A system includes: a housing; a first tank; a second tank; a first reservoir configured to be connected to the first tank; a second reservoir configured to be connected to the second tank; and a liquid discharge head that ejects the liquid supplied from the first tank and the second tank. The housing includes: a front wall; a rear wall facing the front wall; and a housing side contact, the first reservoir and the second reservoir includes: a liquid flow hole; a first outer wall; and a second outer wall facing the first outer wall, the first tank includes a first flow pipe, and the second tank includes a second flow pipe. The system further includes a circuit board that is disposed on the second outer wall and has a reservoir side contact that contacts the housing side contact.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: February 21, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Akihito Ono, Akinari Ishibe, Hiroaki Takahashi, Takahiro Miyao, Kosuke Nukui
  • Publication number: 20230052577
    Abstract: A PSA composition comprising a block copolymer of a monovinyl-substituted aromatic compound and a conjugated diene compound, a tackifier resin, and a softening agent is provided. The tackifier resin comprises a natural product-based tackifier resin (A) having a softening point higher than 80° C. and containing no aromatic ring, and a petroleum-based tackifier resin (B) having a softening point higher than 100° C. and containing an aromatic ring. The content of the tackifier resin (A) is 40 to 120 parts by weight, the content of the tackifier resin (B) is 5 to 40 parts by weight, the total amount of the tackifier resin is 60 to 160 parts by weight, and the content of the softening agent is 5 to 40 parts by weight with respect to 100 parts by weight of the block copolymer, with respect to 100 parts by weight of the block copolymer.
    Type: Application
    Filed: August 3, 2022
    Publication date: February 16, 2023
    Applicant: NITTO DENKO CORPORATION
    Inventors: Muneshige NAKAGAWA, Hiroaki TAKAHASHI, Fumika KAWATAKE, Nobukazu NEGISHI, Itsuhiro HATANAKA
  • Patent number: 11577521
    Abstract: A liquid supplying device includes a tank a tank and a cartridge. The cartridge includes a first storage chamber. The cartridge is formed with a communicating opening in communication with the first storage chamber. The tank has a second storage chamber and a joint having a hollow cylindrical shape. In an attachment state where the communicating opening of the cartridge is connected to the joint, the first storage chamber has a portion positioned above the joint and the second storage chamber is positioned below the joint. At least in the first end portion, the liquid passage has a rectangular shape in a cross section taken along a plane perpendicular to an extending direction of the liquid passage.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: February 14, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Masahiro Hayashi, Yoshinori Osakabe, Akinari Ishibe, Hiroaki Takahashi
  • Publication number: 20230030931
    Abstract: An information processing apparatus (30) includes: an estimation unit (33B) that estimates the crosstalk amount based on a relative positional relationship between a viewing position of a viewer of a display device (10) and a pixel a screen of the display device (10); and a generation unit (33C) that generates an image to be displayed on the display device (10) by correcting a value of each of a plurality of pixels of the screen based on the crosstalk amount.
    Type: Application
    Filed: December 23, 2020
    Publication date: February 2, 2023
    Inventor: HIROAKI TAKAHASHI
  • Patent number: 11565528
    Abstract: An inkjet printing device including: an ink storage unit configured to store an ink; an ejection head having a nozzle configured to eject the ink to a printing material; a heating unit configured to heat the printing material; and a washing unit configured to wash a nozzle-formed surface of the head with a washing liquid, wherein the ink is a clear ink including a resin, the device has a low gloss printing mode that is a printing mode for applying low gloss and a high gloss printing mode that is a printing mode for applying high gloss, and the inkjet printing device satisfies: Tmatte>Tgloss where Tmatte (degrees Celsius) is a temperature of the heating unit when printing is performed with the low gloss printing mode, and Tgloss (degrees Celsius) is a temperature of the heating unit when printing is performed with the high gloss printing mode.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: January 31, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Mio Akima, Hiroaki Takahashi, Akiko Bannai
  • Publication number: 20230022097
    Abstract: A printing device includes: a pair of conveyer rollers for nipping a printing medium at a nipping position and conveying the printing medium in a conveying direction; a cutter unit positioned downstream of the conveyer rollers; a discharge tray positioned downstream of and below the cutter unit; and a controller. The controller is configured to perform: (a) cutting the printing medium by the cutter unit into first and second printing mediums; and (b) discharging the second conveying medium on top of the first printing medium on the discharge tray. The discharge tray is positioned to satisfy a formula of H1>4×10?7×D14, where H1 represents a distance in a gravitational direction between the nipping position and a mounting surface of the discharge tray; and D1 represents a distance in the conveying direction between the nipping position and a downstream end of the cutter unit.
    Type: Application
    Filed: October 5, 2022
    Publication date: January 26, 2023
    Inventor: Hiroaki TAKAHASHI
  • Publication number: 20220389258
    Abstract: A clear ink includes resin particles and water, wherein a volume average particle diameter of the resin particles is 50 nm or less, and wherein a dried film of the clear ink has glass transition temperatures (Tg) at 50 degrees C. or higher and at lower than 0 degrees C.
    Type: Application
    Filed: December 2, 2020
    Publication date: December 8, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Hiroaki TAKAHASHI, Akiko Bannai, Kiminori Masuda, Yukiko Takamura
  • Patent number: 11517679
    Abstract: A syringe system includes a syringe and a pressurization device for a syringe. The pressurization device for a syringe is configured so that the plunger advances by a forward rotation of the plunger, and the plunger retracts by a reverse rotation of the plunger. The plunger is advanceable by pressing the gasket at the time of the forward rotation and is retractable with respect to the barrel without pulling the gasket in the proximal end direction at the time of the reverse rotation.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: December 6, 2022
    Assignee: TERUMO KABUSHIKT KAISHA
    Inventors: Hiroaki Takahashi, Hitoshi Okihara, Yuki Kobarai
  • Publication number: 20220385181
    Abstract: A control device includes a control IC that receives power supply from a power source unit activated by a first signal, and that is configured to control driving of the power source unit, a first signal acquisition unit configured to acquire the first signal, a detection unit configured to detect rising and falling of the first signal, a second signal output unit configured to output a second signal when the falling of the first signal is detected by the detection unit, and a lowering unit configured to lower, according to the second signal output from the second signal output unit, a voltage value of a terminal of the power source unit, to which the first signal is to be input, to a predetermined value or less for a predetermined period of time set in advance.
    Type: Application
    Filed: April 12, 2022
    Publication date: December 1, 2022
    Applicant: AISIN CORPORATION
    Inventors: Masaki YOKOTA, Motofumi Miyake, Hiroaki Takahashi
  • Publication number: 20220363927
    Abstract: A clear ink includes resin particles, water, and a compound represented by General Formula (1) below. The resin particles have a volume average particle diameter of 50 nm or less. A dried film of the clear ink has glass transition temperatures (Tg) at 50 degrees Celsius or higher and at lower than 0 degrees Celsius. In the General Formula (1), R1 represents an alkyl group having 1 or more but 4 or less carbon atoms.
    Type: Application
    Filed: April 8, 2022
    Publication date: November 17, 2022
    Inventors: Hiroaki TAKAHASHI, Kiminori MASUDA, Mayumi YOSHIHARA
  • Publication number: 20220363063
    Abstract: A discharge apparatus includes an ink accommodating unit that accommodates a clear ink, a discharge head including a nozzle configured to discharge the clear ink to a print target, a heating unit configured to heat the print target, and a wiping member configured to wipe a nozzle-formed surface of the discharge head including the nozzle. The clear ink includes water and resin particles having a volume average particle diameter of 50 nm or less. A dried film of the clear ink has glass transition temperatures (Tg) at 50 degrees Celsius or higher and at lower than 0 degrees Celsius.
    Type: Application
    Filed: May 4, 2022
    Publication date: November 17, 2022
    Inventors: Kiminori MASUDA, Hiroaki TAKAHASHI, Mayumi YOSHIHARA
  • Patent number: 11498340
    Abstract: Provided is an inkjet printing device including an ink storage unit configured to store an ink, an ejection head configured to eject the ink to form a print layer, and a heating unit configured to heat a material to be printed, wherein the ink is an aqueous clear ink including a resin and water, the inkjet printing device has a low gloss printing mode that is a printing mode for imparting low gloss, and a high gloss printing mode that is a printing mode for imparting high gloss, and the heating unit is configured to heat to satisfy the following formula Tmatte>Tgloss, where Tmatte (degrees Celsius) is a temperature of a low gloss printing region of the material to be printed where the low gloss printing region is printed with the low gloss printing mode when the aqueous clear ink is deposited on the material to be printed, and Tgloss (degrees Celsius) is a temperature of a high gloss printing region of the material to be printed where the high gloss printing region is printed with the high gloss printing m
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: November 15, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Hiroaki Takahashi, Mio Akima, Kiminori Masuda, Hiroki Nakane