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).

  • 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
  • Publication number: 20220351967
    Abstract: To dry a substrate formed with a pattern on a front surface satisfactorily and with excellent drying performance, a substrate processing method comprises: a liquid film formation step of forming a liquid film of a processing liquid, in which cyclohexanone oxime is dissolved in a solvent, on a front surface of a substrate formed with a pattern by supplying the processing liquid to the front surface of the substrate; a solidified film formation step of forming a solidified film of the cyclohexanone oxime by solidifying the liquid film of the processing liquid; and a sublimation step of removing the solidified film from the front surface of the substrate by sublimating the solidified film.
    Type: Application
    Filed: July 7, 2022
    Publication date: November 3, 2022
    Inventors: Masayuki OTSUJI, Hiroaki TAKAHASHI, Masahiko KATO, Yu YAMAGUCHI, Yuta SASAKI
  • Patent number: 11485152
    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: Grant
    Filed: March 30, 2021
    Date of Patent: November 1, 2022
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Hiroaki Takahashi
  • Publication number: 20220332121
    Abstract: A liquid cartridge configured to be inserted into a cartridge-attachment section in an insertion direction includes a casing, and a lever supported by the casing. The lever is pivotable about a pivot axis between a first position and a second position. The lever includes a light-blocking portion configured to block or attenuate light traveling in a widthwise direction crossing the insertion direction and a gravitational direction, and a force-receiving portion positioned closer to a front wall of the casing than the light-blocking portion is to the front wall in the insertion direction. The light-blocking portion is positioned lower at the second position than at the first position. The pivot axis is positioned frontward of the light-blocking portion and rearward of the force-receiving portion in the insertion direction. The lever pivots from the second position to the first position upon application of an external force to the force-receiving portion.
    Type: Application
    Filed: May 24, 2022
    Publication date: October 20, 2022
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hiroaki TAKAHASHI, Takahiro MIYAO, Akihito ONO, Tetsuro KOBAYASHI, Fumio NAKAZAWA, Kosuke NUKUI
  • Patent number: 11472199
    Abstract: Inkjet printing apparatus including: ink accommodating unit storing ink; ejection head configured to eject the ink to form print layer; and heating unit configured to heat print target, wherein the ink is clear ink including resin and water, dry film of the clear ink has glass transition temperature of 50° C. or more, the inkjet printing apparatus has first printing mode and second printing mode, and the heating unit is configured to heat the print target so that expression: Tmatte>Tgloss is satisfied, where the Tmatte is temperature (° C.) of the print target in printing region printed in the first printing mode obtained when the clear ink is deposited on the print target, and the Tgloss is temperature (° C.) of the print target in printing region printed in the second printing mode obtained when the clear ink is deposited on the print target.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: October 18, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Hiroaki Takahashi, Akiko Bannai, Kiminori Masuda, Yukiko Takamura
  • Patent number: 11413875
    Abstract: A liquid cartridge is insertable into an attachment portion of a printing device in an insertion direction and attached thereto in an upright posture. The liquid cartridge includes: a housing defining a liquid chamber; a substrate; a contact; and a memory electrically connected to the contact. The substrate in the upright posture defines a sloped surface facing upward and sloping relative to a first imaginary plane extending in the insertion direction and a widthwise direction orthogonal to the insertion direction and a gravitational direction. The contact is formed on the sloped surface. An acute angle formed between the sloped surface and the first imaginary plane is greater than an acute angle formed between the first imaginary plane and a second imaginary plane passing through: a contact point between the contact and a contact of the device; and a lower end of a wall constituting a holder of the attachment portion.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: August 16, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahiro Miyao, Akihito Ono, Kosuke Nukui, Fumio Nakazawa, Hiroaki Takahashi, Tetsuro Kobayashi
  • Patent number: 11417513
    Abstract: To dry a substrate formed with a pattern on a front surface satisfactorily and with excellent drying performance, a substrate processing method comprises: a liquid film formation step of forming a liquid film of a processing liquid, in which cyclohexanone oxime is dissolved in a solvent, on a front surface of a substrate formed with a pattern by supplying the processing liquid to the front surface of the substrate; a solidified film formation step of forming a solidified film of the cyclohexanone oxime by solidifying the liquid film of the processing liquid; and a sublimation step of removing the solidified film from the front surface of the substrate by sublimating the solidified film.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: August 16, 2022
    Inventors: Masayuki Otsuji, Hiroaki Takahashi, Masahiko Kato, Yu Yamaguchi, Yuta Sasaki
  • Publication number: 20220242147
    Abstract: A printing apparatus includes: a plurality of conveyors configured to convey a recording medium in a conveyance direction; an image recording device configured to record an image on the recording medium; a divider disposed downstream of the conveyors and the image recording device in the conveyance direction, the divider being configured to perform a dividing process including dividing the recording medium into a plurality of pieces; and a controller configured to bring the divider into contact with the recording medium to perform the dividing process on the recording medium with holding an upstream side relative to a central position of the recording medium in the conveyance direction by at least two or more of the plurality of conveyors.
    Type: Application
    Filed: January 25, 2022
    Publication date: August 4, 2022
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Hiroaki TAKAHASHI
  • Publication number: 20220247882
    Abstract: A printing apparatus includes: a conveyor; an image recording device configured to record an image on a printing medium conveyed in a conveyance direction by the conveyor; a divider provided downstream of the image recording device in the conveyance direction and configured to divide the printing medium; a detector provided upstream of the divider in the conveyance direction and configured to detect a trailing end portion of the printing medium; and a controller causing the printing apparatus to: calculate a dividing position of the printing medium based on a length of the printing medium that is grasped by detecting the trailing end portion by the detector; convey the printing medium in a reverse direction by the conveyor to move the dividing position to a position of the divider; and divide the printing medium at the dividing position by the divider.
    Type: Application
    Filed: January 28, 2022
    Publication date: August 4, 2022
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yasuo NISHIKAWA, Takuya TSUJI, Hiroaki TAKAHASHI
  • Publication number: 20220242149
    Abstract: A printing apparatus includes: a conveyor; a first conveyance path through which a print medium is conveyed in a first conveyance direction; an image recording device; a cutter provided downstream of the image recording device and configured to cut the print medium into a first print medium having a first region and a second print medium having a second region; and a controller configured to cause the printing apparatus to: record an image in the first region; after the recording, cut the print medium into the first and second print medium; after the cutting, discharge the first print medium to an outside; after the discharging, convey the second print medium in a second conveyance direction; and after the conveying, record an image in the second region of the second print medium.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 4, 2022
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Hiroaki TAKAHASHI
  • Publication number: 20220224822
    Abstract: In a multi-camera system (S), a control apparatus (1) includes: an acquisition unit (141) configured to acquire image data from each of a plurality of cameras (2); a generation unit (142) configured to generate three-dimensional shape information for a subject in a predetermined imaging area on the basis of a plurality of pieces of image data; a selection unit (143) configured to select at least a partial area of an area represented by the three-dimensional shape information of the subject as an area for calculating a control value of each of the plurality of cameras (2); a creation unit (144) configured to create mask information that is an image area used for control value calculation within the area selected by the selection unit (143) for each of the plurality of pieces of image data; and a calculation unit (145) configured to calculate the control value of each of the plurality of cameras (2) on the basis of the image data from each of the plurality of cameras (2) and the mask information.
    Type: Application
    Filed: August 28, 2019
    Publication date: July 14, 2022
    Inventors: HIROAKI TAKAHASHI, HIROSHI ORYOJI, HISAYUKI TATENO
  • Publication number: 20220189233
    Abstract: A medium processing device includes: a first unit; and a plurality of second units connected to the first unit. Each of the plurality of second units includes: a conveying mechanism that conveys a medium; and a medium detection portion that detects the medium being conveyed by the conveying mechanism and transmits a signal indicating detection of the medium to the first unit. The first unit determines connection order of the plurality of second units with respect to the first unit, based on the signal transmitted from each medium detection portion of the plurality of second units.
    Type: Application
    Filed: March 25, 2020
    Publication date: June 16, 2022
    Inventors: Hiroaki TAKAHASHI, Hiroyuki KUMAGAI
  • Publication number: 20220189762
    Abstract: A substrate processing method includes a processing liquid film forming step of supplying a processing liquid, containing a sublimable substance, to a pattern forming surface of a substrate, to form a processing liquid film on the pattern forming surface, a temperature maintaining step of maintaining a temperature of the processing liquid film, formed on the pattern forming surface, in a temperature range not lower than a melting point of the sublimable substance and lower than a boiling point of the sublimable substance, a film thinning step of thinning the processing liquid film while the temperature of the processing liquid film is in the temperature range, a freezing step of making the processing liquid film, thinned by the film thinning step, freeze on the pattern forming surface after the temperature maintaining step to form a frozen body of the sublimable substance, and a sublimating step of sublimating the frozen body to remove the frozen body from the pattern forming surface.
    Type: Application
    Filed: March 4, 2022
    Publication date: June 16, 2022
    Inventors: Manabu OKUTANI, Hiroaki TAKAHASHI, Masayuki OTSUJI, Hiroshi ABE, Chikara MAEDA, Hitoshi NAKAI, Yuta SASAKI
  • Patent number: 11351792
    Abstract: A liquid cartridge configured to be inserted into a cartridge-attachment section in an insertion direction includes a casing, and a lever supported by the casing. The lever is pivotable about a pivot axis between a first position and a second position. The lever includes a light-blocking portion configured to block or attenuate light traveling in a widthwise direction crossing the insertion direction and a gravitational direction, and a force-receiving portion positioned closer to a front wall of the casing than the light-blocking portion is to the front wall in the insertion direction. The light-blocking portion is positioned lower at the second position than at the first position. The pivot axis is positioned frontward of the light-blocking portion and rearward of the force-receiving portion in the insertion direction. The lever pivots from the second position to the first position upon application of an external force to the force-receiving portion.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: June 7, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hiroaki Takahashi, Takahiro Miyao, Akihito Ono, Tetsuro Kobayashi, Fumio Nakazawa, Kosuke Nukui
  • Publication number: 20220172474
    Abstract: The present technology relates to an image processing apparatus, a 3D model generation method, and a program capable of reducing failed image capturing in multi-view image capturing for 3D model generation. The image processing apparatus includes a 3D region calculation unit that generates a 3D region of image capturing ranges generated from a plurality of multi-view images, and a determination unit that determines a situation in which an image capturing device captures a subject on the basis of a region image obtained by projecting the 3D region onto a specific viewpoint and a subject image from the image capturing device corresponding to the specific viewpoint. The present technology can be applied to, for example, an image processing apparatus for 3D model generation.
    Type: Application
    Filed: March 27, 2020
    Publication date: June 2, 2022
    Inventors: HIROAKI TAKAHASHI, TETSUYA FUKUYASU
  • Patent number: 11345826
    Abstract: An inkjet printing device includes an ink containing unit to contain a clear aqueous ink containing a resin, a compound represented by the following Chemical formula, and water, where R1 represents an alkyl group having 1 to 4 carbon atoms, a discharging head to discharge the clear aqueous ink to printed matter to form a layer thereon in a low gloss printing mode or high gloss printing mode, and a heating device to heat the printed matter, wherein the heating device heats the printed matter satisfying the following relationship 1: Tlgloss>Thgloss 1, where Tlgloss represents the temperature of the printed matter at a low gloss printing region in the low gloss printing mode and Thgloss represents the temperature of the printed matter in the high gloss printing mode when the clear aqueous ink is attached to the printed matter.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: May 31, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Hiroaki Takahashi, Kiminori Masuda, Mio Akima
  • Patent number: 11343942
    Abstract: The present application has an object of restricting a temperature rise caused by heat generated by an electronic part or a connection member mounted on a substrate, and includes a first heat conducting member that thermally couples the bus bar extended to a housing side and the housing, a second heat conducting member that thermally couples a capacitor and the housing, and a third heat conducting member that thermally couples a semiconductor element and the housing, wherein each of the bus bar, the substrate, the capacitor, and the semiconductor element is cooled.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: May 24, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yu Kishiwada, Yasuhiko Kitamura, Hiroaki Takahashi, Shogo Matsuoka
  • Publication number: 20220153934
    Abstract: Provided is a macromolecular material that has self-healing properties, excellent stretchability, and a high degree of freedom in the design of stretchability, strength, and hardness, and that can be produced by a simple method; and also provided is a method for producing the same. The macromolecular material of the present invention comprises a polymer having a host group and a guest group. The host group is a monovalent group formed by removing one hydrogen atom or hydroxy group from a cyclodextrin derivative. The polymer is a polymer of a monomer mixture containing a host group-containing polymerizable monomer, a guest group-containing polymerizable monomer, and a third polymerizable monomer, and the third polymerizable monomer contains a (meth)acrylic ester compound. The host group-containing polymerizable monomer and the guest group-containing polymerizable monomer have a property of being dissolved in the third polymerizable monomer.
    Type: Application
    Filed: March 6, 2020
    Publication date: May 19, 2022
    Applicants: Osaka University, Yushiro Chemical Industry Co., Ltd.
    Inventors: Akira Harada, Hiroyasu Yamaguchi, Yoshinori Takashima, Motofumi Osaki, Yasumasa Ohashi, Hiroaki Takahashi, Hidenori Shirakawa
  • Patent number: 11328925
    Abstract: An upper surface of a substrate is supplied with a pre-drying processing liquid which is a solution of a sublimable substance and a solvent. Thereafter, the solvent is evaporated from the pre-drying processing liquid on the substrate and a solid of the sublimable substance is precipitated in the pre-drying processing liquid on the substrate. Thereafter, at least a portion of the solid of the sublimable substance is dissolved in the pre-drying processing liquid on the substrate. Thereafter, the solvent is evaporated from the pre-drying processing liquid in which the solid of the sublimable substance has been dissolved and the solid of the sublimable substance is precipitated onto the substrate. Thereafter, the solid of the sublimable substance is sublimated and removed from the upper surface of the substrate.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: May 10, 2022
    Inventors: Yuta Sasaki, Hiroaki Takahashi, Masayuki Otsuji
  • Patent number: 11302525
    Abstract: A substrate processing method includes a processing liquid film forming step of supplying a processing liquid, containing a sublimable substance, to a pattern forming surface of a substrate, to form a processing liquid film on the pattern forming surface, a temperature maintaining step of maintaining a temperature of the processing liquid film, formed on the pattern forming surface, in a temperature range not lower than a melting point of the sublimable substance and lower than a boiling point of the sublimable substance, a film thinning step of thinning the processing liquid film while the temperature of the processing liquid film is in the temperature range, a freezing step of making the processing liquid film, thinned by the film thinning step, freeze on the pattern forming surface after the temperature maintaining step to form a frozen body of the sublimable substance, and a sublimating step of sublimating the frozen body to remove the frozen body from the pattern forming surface.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: April 12, 2022
    Inventors: Manabu Okutani, Hiroaki Takahashi, Masayuki Otsuji, Hiroshi Abe, Chikara Maeda, Hitoshi Nakai, Yuta Sasaki