Patents by Inventor Daisuke Eto

Daisuke Eto 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: 12629941
    Abstract: An inkjet recording apparatus includes a processing liquid head ejecting a processing liquid, an ink head ejecting an ink, a processing liquid wiper wiping the processing liquid head, an ink wiper wiping the ink head, and an ink container including a first opening receiving the ink. A movement range of the processing liquid wiper during the wiping is set to a position without a region directly above the first opening.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: May 19, 2026
    Assignee: KYOCERA CORPORATION
    Inventors: Hiroatsu Tamai, Masaaki Maruta, Daisuke Eto, Masahiro Higashitani, Tomoya Hotani
  • Patent number: 12600148
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, one or a plurality of ink head lines, and a processing head. The processing head includes a preprocessing head arranged on an upstream side of the one or plurality of ink head lines in the conveyance direction and configured to eject a non-coloring preprocessing solution. In a case where a head arranged closest to one end in the main scanning direction is defined as a one-end side head, a head arranged closest to the other end is defined as an other-end side head, a distance from the one-end side head to the other-end side head in the main scanning direction is defined as LC, and a distance from the one-end side head to the preprocessing head in the main scanning direction is defined as B1, a relationship of |(B1?LC/2)|/LC?1/4 is satisfied.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: April 14, 2026
    Assignee: KYOCERA CORPORATION
    Inventors: Daisuke Eto, Masahiro Higashitani, Hiroatsu Tamai, Masaaki Maruta, Tomoya Hotani
  • Publication number: 20260027838
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, ink heads, and a plurality of processing heads. The conveyance unit conveys a recording medium in a predetermined conveyance direction. The carriage reciprocates in a main scanning direction intersecting the conveyance direction. The ink heads are mounted on the carriage so as to be aligned in the main scanning direction, and eject ink for image formation. The processing heads are mounted on the carriage and eject a non-coloring processing solution. The plurality of processing heads are arranged side by side in the main scanning direction at positions different from the ink head in the conveyance direction.
    Type: Application
    Filed: September 29, 2025
    Publication date: January 29, 2026
    Inventors: Daisuke ETO, Masahiro HIGASHITANI, Hiroatsu TAMAI, Masaaki MARUTA, Tomoya HOTANI
  • Publication number: 20260016414
    Abstract: An analysis apparatus includes an electrophoresis mechanism, a light detection unit including a photodetector that detects light from a detection site in the flow channel and an objective lens that guides the light from the detection site to the photodetector, a support plate that supports a surface of the measurement chip that faces the objective lens and that has an opening through which the light from the detection site is transmitted to the objective lens, the opening being formed in a portion that faces the objective lens, and a heat conduction member that is disposed in the opening of the support plate and that has thermal conductivity for conducting heat from the detection site to the support plate and light transmittance for transmitting the light, the heat conduction member having a thermal conductivity of 1.0 W/m·K or more and a light transmittance of 60% or more.
    Type: Application
    Filed: September 18, 2025
    Publication date: January 15, 2026
    Inventors: Naoto ISOZAKI, Daisuke ETO
  • Patent number: 12454137
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, ink heads, and a plurality of processing heads. The conveyance unit conveys a recording medium in a predetermined conveyance direction. The carriage reciprocates in a main scanning direction intersecting the conveyance direction. The ink heads are mounted on the carriage so as to be aligned in the main scanning direction, and eject ink for image formation. The processing heads are mounted on the carriage and eject a non-coloring processing solution. The plurality of processing heads are arranged side by side in the main scanning direction at positions different from the ink head in the conveyance direction.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: October 28, 2025
    Assignee: KYOCERA CORPORATION
    Inventors: Daisuke Eto, Masahiro Higashitani, Hiroatsu Tamai, Masaaki Maruta, Tomoya Hotani
  • Publication number: 20250289230
    Abstract: A printing unit includes a carriage which reciprocates in a main scanning direction, a plurality of ink heads mounted on the carriage and arranged in at least one column along the main scanning direction, and a plurality of tanks mounted on the carriage along the main scanning direction. The plurality of ink heads include a pair of first ink heads at both ends in the main scanning direction and configured to discharge ink of a same color, and the plurality of tanks include a first tank accommodating ink of a color corresponding to the pair of first ink heads. In the carriage, an arrangement range in which the plurality of tanks are disposed includes the same region in the main scanning direction as an arrangement range in which the plurality of ink heads are disposed, and the first tank is disposed at a central portion in the main scanning direction.
    Type: Application
    Filed: April 11, 2023
    Publication date: September 18, 2025
    Inventor: Daisuke ETO
  • Publication number: 20250289237
    Abstract: A printing unit includes a carriage configured to reciprocate in a main scanning direction and a plurality of ink heads configured to discharge ink. The plurality of ink heads are mounted on the carriage to form a plurality of ink head columns, each of the plurality of ink head columns extends along the main scanning direction, the plurality of ink head columns are side by side in a sub scanning direction intersecting with the main scanning direction. The plurality of ink heads include a plurality of same-color ink head groups, each of the plurality of same-color ink head groups including a plurality of same-color ink heads configured to discharge ink of the same color. In at least one same-color ink head group, the plurality of same-color ink heads are disposed in a single ink head column.
    Type: Application
    Filed: April 11, 2023
    Publication date: September 18, 2025
    Inventors: Daisuke ETO, Masaaki MARUTA, Masahiro HIGASHITANI, Hiroatsu TAMAI
  • Publication number: 20250244288
    Abstract: An electrophoresis device includes a processor configured to: execute first resistance value derivation processing or second resistance value derivation processing of deriving an electric resistance value of a branch channel between a pair of channel ends before separating a sample, in which the first resistance value derivation processing is processing of deriving the electric resistance value based on a measured value obtained by applying an application voltage for examination to the pair of channel ends, and the second resistance value derivation processing is processing of deriving the electric resistance value based on a measured value obtained by applying an application current for examination to the pair of channel ends; and control a voltage or a current, which is applied to the pair of channel ends, based on the electric resistance value derived by the first resistance value derivation processing or the second resistance value derivation processing.
    Type: Application
    Filed: March 24, 2025
    Publication date: July 31, 2025
    Inventors: Naoto ISOZAKI, Daisuke ETO
  • Patent number: 12285940
    Abstract: A printer (1) includes an endless conveyance belt (45) which attracts a sheet and conveys it in a predetermined conveyance direction; a recording head (30) provided with an ejection port formed surface (31) on which an ejection port for ejecting ink is formed, the ejection port formed surface (31) facing an outer circumferential surface of the conveyance belt (45) with a predetermined gap; and a conveyance guide (70) which faces the conveyance belt (45) on an upstream side of the ejection port formed surface (31) in the conveyance direction, is provided within a range containing both end portions of the conveyed sheet in a width direction intersecting the conveyance direction, and projects toward the conveyance belt (45) more than the ejection port formed surface (31).
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: April 29, 2025
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Daisuke Eto
  • Publication number: 20250091350
    Abstract: An inkjet recording apparatus includes a processing liquid head ejecting a processing liquid, an ink head ejecting an ink, a processing liquid wiper wiping the processing liquid head, an ink wiper wiping the ink head, and an ink container including a first opening receiving the ink. A movement range of the processing liquid wiper during the wiping is set to a position without a region directly above the first opening.
    Type: Application
    Filed: July 11, 2022
    Publication date: March 20, 2025
    Inventors: Hiroatsu TAMAI, Masaaki MARUTA, Daisuke ETO, Masahiro HIGASHITANI, Tomoya HOTANI
  • Publication number: 20250011851
    Abstract: A test container, in which a sample solution is fed from a first chamber to a second chamber in order by a centrifugal force, includes: a liquid reservoir portion that stores the sample solution; a valve that includes a liquid storage portion temporarily storing the sample solution to be fed from the first chamber to the second chamber and is capable of switching between a first state where the first chamber and the liquid storage portion communicate with each other, a second state where the second chamber and the liquid storage portion communicate with each other, and a third state where both of the first chamber and the second chamber do not communicate with the liquid storage portion; and a sealing part that prevents a back flow of the sample solution after the sample solution is fed from the liquid reservoir portion to the first chamber.
    Type: Application
    Filed: September 24, 2024
    Publication date: January 9, 2025
    Inventors: Takeshi HAMA, Daisuke ETO, Hiroyasu ISHII, Naoto ISOZAKI, Kazuoki KOMIYAMA
  • Publication number: 20250010298
    Abstract: A test container, in which a sample solution is transferred from a first chamber to a second chamber in order by a centrifugal, includes a liquid reservoir portion that stores the sample solution in front of the first chamber, and a valve that includes a liquid storage portion temporarily storing the sample solution to be fed from the first chamber to the second chamber, in which a volume of the liquid reservoir portion is larger than a volume of the first chamber, the first chamber and the liquid reservoir portion are connected to each other only by a liquid flow channel through which the sample solution is fed, the first chamber and the second chamber are connected to each other only by a liquid flow channel through which a sample solution is fed, and a vent flow channel through which gas is released from the first chamber is not provided.
    Type: Application
    Filed: September 24, 2024
    Publication date: January 9, 2025
    Inventors: Takeshi HAMA, Daisuke ETO, Hiroyasu ISHII, Naoto ISOZAKI, Kazuoki KOMIYAMA
  • Publication number: 20240383250
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, one or a plurality of ink heads, a pre-processing head, and a post-processing head. The conveyance unit is configured to convey a recording medium in a conveyance direction. The carriage is configured to reciprocate in a main scanning direction intersecting the conveyance direction. The plurality of ink heads is located on the carriage and each eject an ink. The pre-processing head is arranged upstream of the plurality of ink heads in the conveyance direction and ejects a non-colored pre-processing solution. The post-processing head is arranged downstream of the plurality of ink heads in the conveyance direction and ejects a non-colored post-processing solution. The plurality of ink heads includes a plurality of same-color ink heads arranged to align in the conveyance direction to eject a same-color ink.
    Type: Application
    Filed: July 31, 2024
    Publication date: November 21, 2024
    Inventors: Daisuke ETO, Masahiro HIGASHITANI, Hiroatsu TAMAI, Masaaki MARUTA, Tomoya HOTANI
  • Patent number: 12103307
    Abstract: A linear motion extensible device (21) includes: rod-shaped members (31); and a rotating plate (42) rotating in a wind-up direction to wind up the rod-shaped members (30) while rotating them around a coupling rotational shaft (32) and rotating in a wind-off direction to push out the rod-shaped members (31) so as to arrange them in a line, wherein the rod-shaped member (31) has: an intermediate shaft (33) and an angle regulating part (34) which regulates widening an angle between the adjacent rod-shaped members (31), the rotating plate (42) has engagement grooves (44) engaged with the coupling rotational shaft (32) and the intermediate shaft (33), and when the rotating plate (42) is rotated in the wind-off direction, the coupling rotational shaft (32) and the intermediate shaft (33) come into contact with an inner surface (45) of the engagement groove (44), are pushed out, and leave the engagement grooves (44).
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: October 1, 2024
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Daisuke Eto
  • Patent number: 12076994
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, one or a plurality of ink heads, a pre-processing head, and a post-processing head. The conveyance unit is configured to convey a recording medium in a conveyance direction. The carriage is configured to reciprocate in a main scanning direction intersecting the conveyance direction. The plurality of ink heads is located on the carriage and each eject an ink. The pre-processing head is arranged upstream of the plurality of ink heads in the conveyance direction and ejects a non-colored pre-processing solution. The post-processing head is arranged downstream of the plurality of ink heads in the conveyance direction and ejects a non-colored post-processing solution. The plurality of ink heads includes a plurality of same-color ink heads arranged to align in the conveyance direction to eject a same-color ink.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: September 3, 2024
    Assignee: KYOCERA CORPORATION
    Inventors: Daisuke Eto, Masahiro Higashitani, Hiroatsu Tamai, Masaaki Maruta, Tomoya Hotani
  • Publication number: 20240253355
    Abstract: An inkjet recording apparatus includes at least one head respectively ejecting liquid and a container including a container main body including an opening receiving the liquid ejected from the at least one head and a partition partitioning the container main body into a plurality of independent regions. The partition includes at least one first portion partitioning the container main body in a first direction and at least one second portion partitioning the container main body in a second direction intersecting the first direction.
    Type: Application
    Filed: July 11, 2022
    Publication date: August 1, 2024
    Inventors: Hiroatsu TAMAI, Masaaki MARUTA, Daisuke ETO, Masahiro HIGASHITANI, Tomoya HOTANI
  • Publication number: 20240165961
    Abstract: An inkjet recording device including a conveyance unit, a carriage, at least one preprocessing head, at least one ink head, and at least one postprocessing head, in which the conveyance unit conveys a recording medium in a prescribed conveyance direction, the carriage reciprocates along a main scanning direction that intersects the conveyance direction, the at least one preprocessing head is on the carriage configured to eject a non-coloring preprocessing solution, the at least one ink head is on the carriage configured to eject an ink, the at least one postprocessing head is on the carriage configured to eject a non-coloring postprocessing solution, and the at least one preprocessing head, the at least one ink head, and the at least one postprocessing head are arranged to be shifted from each other in the conveyance direction.
    Type: Application
    Filed: March 16, 2022
    Publication date: May 23, 2024
    Inventors: Daisuke ETO, Masahiro HIGASHITANI, Hiroatsu TAMAI, Masaaki MARUTA, Tomoya HOTANI
  • Patent number: 11904612
    Abstract: A waste liquid collection apparatus includes a waste liquid tray, a collection tank, a collection pump, and a circulation pump. The waste liquid tray includes a waste liquid receiving surface inclined downward to receive a waste liquid discharged from a head unit and allow the waste liquid to flow from an upper end to a lower end of the waste liquid receiving surface, and a waste liquid discharge part that is disposed adjacent to the lower end of the waste liquid receiving surface to discharge the waste liquid. The collection pump feeds a part of the waste liquid discharged from the waste liquid discharge part to the collection tank. The circulation pump returns another part of the waste liquid discharged from the waste liquid discharge part to the upper end of the waste liquid receiving surface to circulate the other part of the waste liquid.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: February 20, 2024
    Assignee: Kyocera Document Solutions, Inc.
    Inventor: Daisuke Eto
  • Publication number: 20240042761
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, one or a plurality of ink heads, a pre-processing head, and a post-processing head. The conveyance unit is configured to convey a recording medium in a conveyance direction. The carriage is configured to reciprocate in a main scanning direction intersecting the conveyance direction. The plurality of ink heads is located on the carriage and each eject an ink. The pre-processing head is arranged upstream of the plurality of ink heads in the conveyance direction and ejects a non-colored pre-processing solution. The post-processing head is arranged downstream of the plurality of ink heads in the conveyance direction and ejects a non-colored post-processing solution. The plurality of ink heads includes a plurality of same-color ink heads arranged to align in the conveyance direction to eject a same-color ink.
    Type: Application
    Filed: February 18, 2022
    Publication date: February 8, 2024
    Inventors: Daisuke ETO, Masahiro HIGASHITANI, Hiroatsu TAMAI, Masaaki MARUTA, Tomoya HOTANI
  • Publication number: 20240034071
    Abstract: An inkjet recording device includes a conveyance unit, a carriage, a plurality of ink head lines, a preprocessing head, and a postprocessing head. The preprocessing head ejects a preprocessing solution. The postprocessing head ejects a postprocessing solution. In a case where a head arranged closest to one end in a main scanning direction is defined as a one-end side head, a head arranged closest to the other end is defined as an other-end side head, a distance from the one-end side head to the other-end side head in the main scanning direction is defined as LC, a distance from the one-end side head to the preprocessing head in the main scanning direction is defined as B1, and a distance from the one-end side head to the postprocessing head in the main scanning direction is defined as B2, a relationship of ½?(B1+B2)/LC?3/2 is satisfied.
    Type: Application
    Filed: November 24, 2021
    Publication date: February 1, 2024
    Inventors: Daisuke ETO, Masahiro HIGASHITANI, Hiroatsu TAMAI, Masaaki MARUTA, Tomoya HOTANI