Patents by Inventor Kouji Muraoka

Kouji Muraoka 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: 20240017540
    Abstract: A printing apparatus includes: a printing pad having a surface that is deformable to a shape of a surface to be printed; a printing original plate having a surface on which ink is placed; a plate stage on which the printing original plate is placed; a printing stage on which an item to be printed is placed; and a head configured to print an image on the printing original plate by an ink jet system. The printing pad is configured to be moveable between an area above the plate stage and an area above the printing stage, and to move perpendicularly to and vertically from and to the plate stage or the printing stage. The head includes a plurality of storage portions to store each of a plurality of inks including intermediate color ink, and nozzles configured to discharge each of the plurality of inks toward the printing original plate.
    Type: Application
    Filed: May 17, 2021
    Publication date: January 18, 2024
    Applicant: Shuhou Co., Ltd.
    Inventor: Kouji MURAOKA
  • Publication number: 20220346305
    Abstract: To provide a seedsheet manufacturing apparatus that can increase a manufacturing speed and a seedsheet. A seedsheet manufacturing apparatus according to the present disclosure includes: a paste reservoir configured to store a paste in which a seed and a fluid are mixed; a plate cylinder disposed above the paste reservoir; a doctor blade configured to scrape a portion of the paste adhering to a surface of the plate cylinder; a pressing roller disposed such that the pressing roller faces the plate cylinder and a mounting paper is allowed to pass through a gap formed between the pressing roller and the surface of the plate cylinder; a supply unit configured to feed the mounting paper to the gap; and a recovery unit configured to recover the mounting paper that passes through the gap.
    Type: Application
    Filed: December 7, 2020
    Publication date: November 3, 2022
    Applicant: Shuhou Co., Ltd.
    Inventor: Kouji MURAOKA
  • Patent number: 11325411
    Abstract: A method for manufacturing a printing blanket including an elastic body that can be repeatedly used by removing a sheet is provided. According to the above of the present invention, the printing blanket includes an elastic body and a sheet bonded to the elastic body and performs printing by pressing the sheet against a printing object surface.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: May 10, 2022
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Publication number: 20210331509
    Abstract: A method for manufacturing a printing blanket including an elastic body that can be repeatedly used by removing a sheet is provided. According to the above of the present invention, the printing blanket includes an elastic body and a sheet bonded to the elastic body and performs printing by pressing the sheet against a printing object surface.
    Type: Application
    Filed: August 24, 2018
    Publication date: October 28, 2021
    Applicant: SHUHOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Patent number: 11123980
    Abstract: An offset printing method is provided that, while using an ink with a viscosity that allows for printing of a print image on a printing plate by an ink-jet process, enables a precise print image to be transferred from the printing plate to a print medium by use of a printing blanket. The offset printing method includes a printing-plate making step of printing an inked image on a printing plate by an ink-jet process, an ink drying step of evaporating a solvent contained in the ink of the inked image to increase the viscosity of the ink, a transferring step of transferring the inked image to the surface of a printing blanket, and a printing step of pressing the printing blanket against a print medium.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: September 21, 2021
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Patent number: 11090923
    Abstract: An offset printing method is provided that, while using an ink with a viscosity that allows for printing of a print image on a printing plate by an ink-jet process, enables a precise print image to be transferred from the printing plate to a print medium by use of a printing blanket. The offset printing method includes a printing-plate making step of printing an inked image on a printing plate by an ink-jet process, an ink drying step of evaporating a solvent contained in the ink of the inked image to increase the viscosity of the ink, a transferring step of transferring the inked image to the surface of a printing blanket, and a printing step of pressing the printing blanket against a print medium.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: August 17, 2021
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Patent number: 11072163
    Abstract: There are provided a printing blanket which maintains the accuracy of printing of an image, and also prevents a failure of transfer of an ink from an original printing plate to the printing blanket, a method for manufacturing the printing blanket, and a printing method using the printing blanket. The printing blanket according to the present invention includes an elastic body which deforms in conformity to the shape of a to-be-printed surface. The elastic body includes a printing surface to be pressed against the to-be-printed surface. In the printing surface, an entire region is provided with a plurality of irregularities are formed over the entire surface of the printing surface, and an elevation difference from a highest part of the irregularities to a lowest part thereof falls within the range of 2 to 20 ?m.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: July 27, 2021
    Assignee: SHUHOU CO., LTD
    Inventor: Kouji Muraoka
  • Patent number: 10899123
    Abstract: Provided is an activation device for a printing blanket and a printing method using a printing blanket that enable a surface of an absorber to be constantly kept clean to enable proper activation of a surface of the printing blanket. The activation device for a printing blanket includes a storage tank having a box shape, the absorber mounted on the storage tank, and a liquid stored in the storage tank. The absorber includes layers of absorbing members and absorbs the liquid from an absorber lower part, and an uppermost layer of the absorber is peelable from the absorber.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: January 26, 2021
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Patent number: 10894438
    Abstract: Provided are a printing blanket and a printing method that enable printing on a printing member having a curved surface at an edge. The printing blanket includes a base member made of an elastic material having a three-dimensional shape with a recessed portion or a hole portion in a center of the base member and a ridge line surrounding the recessed portion or the hole portion, and a printing surface arranged on a surface of the base member on an outer side from the ridge line.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: January 19, 2021
    Assignee: SHUHOU CO., LTD
    Inventor: Kouji Muraoka
  • Patent number: 10800197
    Abstract: Provided is a printing blanket that is unlikely to cause portions uncoated with ink even when the printing-applied surface has protrusions. The printing blanket according to an embodiment of the present invention includes a printing surface to be pressed against a printing plate on which the ink is placed and against the surface on which printing is applied and that is a target of printing. The printing blanket further includes a substrate, an inner coating layer covering at least part of the surface of the substrate, and an outer coating layer covering at least part of the surface of the inner coating layer that is on the side opposite the substrate. The inner coating layer has a smaller Asker C hardness than the substrate, and the outer coating layer has the printing surface on the side opposite the inner coating layer.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: October 13, 2020
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Publication number: 20200215815
    Abstract: An offset printing method is provided that, while using an ink with a viscosity that allows for printing of a print image on a printing plate by an ink-jet process, enables a precise print image to be transferred from the printing plate to a print medium by use of a printing blanket. The offset printing method includes a printing-plate making step of printing an inked image on a printing plate by an ink-jet process, an ink drying step of evaporating a solvent contained in the ink of the inked image to increase the viscosity of the ink, a transferring step of transferring the inked image to the surface of a printing blanket, and a printing step of pressing the printing blanket against a print medium.
    Type: Application
    Filed: June 20, 2017
    Publication date: July 9, 2020
    Applicant: SHUHOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Publication number: 20200039207
    Abstract: Provided is an activation device for a printing blanket and a printing method using a printing blanket that enable a surface of an absorber to be constantly kept clean to enable proper activation of a surface of the printing blanket. The activation device for a printing blanket includes a storage tank having a box shape, the absorber mounted on the storage tank, and a liquid stored in the storage tank. The absorber includes layers of absorbing members and absorbs the liquid from an absorber lower part, and an uppermost layer of the absorber is peelable from the absorber.
    Type: Application
    Filed: October 24, 2016
    Publication date: February 6, 2020
    Applicant: SHUHOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Publication number: 20200039276
    Abstract: Provided are a printing blanket and a printing method that enable printing on a printing member having a curved surface at an edge. The printing blanket includes a base member made of an elastic material having a three-dimensional shape with a recessed portion or a hole portion in a center of the base member and a ridge line surrounding the recessed portion or the hole portion, and a printing surface arranged on a surface of the base member on an outer side from the ridge line.
    Type: Application
    Filed: August 1, 2016
    Publication date: February 6, 2020
    Inventor: Kouji MURAOKA
  • Publication number: 20190134973
    Abstract: There are provided a printing blanket which maintains the accuracy of printing of an image, and also prevents a failure of transfer of an ink from an original printing plate to the printing blanket, a method for manufacturing the printing blanket, and a printing method using the printing blanket. The printing blanket according to the present invention includes an elastic body which deforms in conformity to the shape of a to-be-printed surface. The elastic body includes a printing surface to be pressed against the to-be-printed surface. In the printing surface, an entire region is provided with a plurality of irregularities are formed over the entire surface of the printing surface, and an elevation difference from a highest part of the irregularities to a lowest part thereof falls within the range of 2 to 20 ?m.
    Type: Application
    Filed: April 28, 2016
    Publication date: May 9, 2019
    Applicant: SHUHOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Patent number: 10207492
    Abstract: A method of manufacturing a printing blanket without wrinkles in a sheet is provided, the printing blanket including an elastic body and a sheet bonded to a surface thereof, the method being configured to press a surface of the sheet against a surface to be printed, to perform printing, and including: fixing the sheet at a periphery of a region of the sheet to be bonded to the elastic body; mounting the elastic body to oppose a bonding surface of the elastic body to a bonding surface of the fixed sheet; applying an adhesive to at least one of the bonding surface of the sheet or the bonding surface of the elastic body; and pressing the bonding surface of the sheet and the bonding surface of the elastic body against each other to bring the sheet into close contact with the elastic body through intermediation of the adhesive while stretching the sheet along the surface of the elastic body.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: February 19, 2019
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Publication number: 20180222177
    Abstract: A method of manufacturing a printing blanket without wrinkles in a sheet is provided, the printing blanket including an elastic body and a sheet bonded to a surface thereof, the method being configured to press a surface of the sheet against a surface to be printed, to perform printing, and including: fixing the sheet at a periphery of a region of the sheet to be bonded to the elastic body; mounting the elastic body to oppose a bonding surface of the elastic body to a bonding surface of the fixed sheet; applying an adhesive to at least one of the bonding surface of the sheet or the bonding surface of the elastic body; and pressing the bonding surface of the sheet and the bonding surface of the elastic body against each other to bring the sheet into close contact with the elastic body through intermediation of the adhesive while stretching the sheet along the surface of the elastic body.
    Type: Application
    Filed: December 18, 2015
    Publication date: August 9, 2018
    Applicant: SHUHUOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Publication number: 20180154672
    Abstract: Provided is a printing blanket that is unlikely to cause portions uncoated with ink even when the printing-applied surface has protrusions. The printing blanket according to an embodiment of the present invention includes a printing surface to be pressed against a printing plate on which the ink is placed and against the surface on which printing is applied and that is a target of printing. The printing blanket further includes a substrate, an inner coating layer covering at least part of the surface of the substrate, and an outer coating layer covering at least part of the surface of the inner coating layer that is on the side opposite the substrate. The inner coating layer has a smaller Asker C hardness than the substrate, and the outer coating layer has the printing surface on the side opposite the inner coating layer.
    Type: Application
    Filed: May 17, 2016
    Publication date: June 7, 2018
    Applicant: SHUHOU CO., LTD.
    Inventor: Kouji MURAOKA
  • Patent number: 9849709
    Abstract: A printing pad (2) having a double structure comprising a roughly quadrangular pyramid-shaped elastic body (2a) and a coating layer (2d) which covers a definite range of a side face (2b) including an apex (2c) of the elastic body (2a), wherein said elastic body (2a) and the coating layer (2d) contain a silicone oil to ensure ink transfer (receiving and delivering) and impart elasticity (flexibility), and the coating layer (2d) is made harder (i.e., containing the silicone oil in a smaller amount) than the elastic body (2a).
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: December 26, 2017
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Patent number: 9585251
    Abstract: A method of manufacturing conductive wiring includes: printing on an insulated substrate 1 with ink 2 to form a predetermined pattern (S1); placing (spraying) conductive powder 3 on the ink 2 (in the predetermined pattern) before the printed ink 2 dries (S2); pressing the placed conductive powder 3 against the insulated substrate 1 to compress the conductive powder 3 (S3); and heating the compressed conductive powder 3 to sinter the conductive powder 3 (S4), and by such a series of processes (S1 to S4), conductive wiring 20 is manufactured.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: February 28, 2017
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka
  • Patent number: 9520644
    Abstract: This antenna (10) has an underlying print layer (2) which is upon the surface of a material (1) to be printed in a predetermined antenna pattern, and an electro-less plating layer (3) applied to the surface of the underlying print layer (2). The underlying print layer (2) is formed from an ink (2a) and a metallic powder (2b). A portion of the particles of the metallic powder (2b) are entrained within the ink layer in which the ink (2a) has been printed in a substantially uniform thickness. Some particles which are of large particle size project from the ink layer, and a portion of the ink (2a) covering the projecting portions is removed.
    Type: Grant
    Filed: August 4, 2011
    Date of Patent: December 13, 2016
    Assignee: SHUHOU CO., LTD.
    Inventor: Kouji Muraoka