Patents by Inventor Yosuke Akutsu

Yosuke Akutsu 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: 11820553
    Abstract: A method of producing a directly blow-formed container. The method includes subjecting a multilayered parison having an inner surface formed of an olefin resin to direct blow forming, the olefin resin containing (i) an organic bleeding lubricant having a melting point of not higher than 50° C. in an amount of 5 to 10% by mass, and (ii) a high silica zeolite having a silica/alumina mole ratio of not less than 80 in an amount of 0.2 to 3.0% by mass.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: November 21, 2023
    Assignees: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Ikuo Komatsu, Yosuke Akutsu, Keisuke Nyuu, Satomi Ozawa
  • Patent number: 11738538
    Abstract: A multilayered structure that includes an olefin resin layer and a gas-barrier layer. An adhesive layer is provided adjoining the olefin resin layer and the gas-barrier layer, the adhesive layer consisting of an acid-modified olefin resin. The acid-modified olefin resin has methyl branches in a number of 10 to 200 per 1000 carbon atoms on a main chain thereof, and has not more than 50 branches that are larger than the methyl groups.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: August 29, 2023
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya Seito, Takayuki Ishihara, Yosuke Akutsu
  • Publication number: 20230002606
    Abstract: A master batch includes a matrix resin containing a propylene-based resin and a non-volatile liquid with a boiling point of 200° C. or higher dispersed in the matrix resin. Temperature conditions represented by the relationships below are satisfied: Tm<159° C., Tc?97° C., and Tm?Tc<49° C. where Tc is a crystallization temperature indicated, in DSC measurement, as a peak top temperature of an exothermic peak observed on a highest temperature side when cooled to ?50° C. at a temperature lowering speed of 10° C./min after heat treatment for 5 minutes at 200° C. and Tm is a melting point indicated, in the DSC measurement, as a peak top temperature of a melting peak observed on a highest temperature side when heated from ?50° C. to 200° C. at a temperature rising speed of 10° C./min after being cooled.
    Type: Application
    Filed: September 3, 2020
    Publication date: January 5, 2023
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuo MURAKAMI, Yosuke AKUTSU
  • Publication number: 20220033142
    Abstract: A method of producing a directly blow-formed container. The method includes subjecting a multilayered parison having an inner surface formed of an olefin resin to direct blow forming, the olefin resin containing (i) an organic bleeding lubricant having a melting point of not higher than 50° C. in an amount of 5 to 10% by mass, and (ii) a high silica zeolite having a silica/alumina mole ratio of not less than 80 in an amount of 0.2 to 3.0% by mass.
    Type: Application
    Filed: October 18, 2021
    Publication date: February 3, 2022
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Ikuo Komatsu, Yosuke Akutsu, Keisuke Nyuu, Satomi Ozawa
  • Publication number: 20210323272
    Abstract: A multilayered structure that includes an olefin resin layer and a gas-barrier layer. An adhesive layer is provided adjoining the olefin resin layer and the gas-barrier layer, the adhesive layer consisting of an acid-modified olefin resin. The acid-modified olefin resin has methyl branches in a number of 10 to 200 per 1000 carbon atoms on a main chain thereof, and has not more than 50 branches that are larger than the methyl groups.
    Type: Application
    Filed: July 1, 2021
    Publication date: October 21, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya SEITO, Takayuki Ishihara, Yosuke Akutsu
  • Publication number: 20210284375
    Abstract: A package including a container body containing a fluid with leaving a head space, wherein a container body (1) has an inner surface coated with a lubricating liquid (30) immiscible with a fluid (3), and the lubricating liquid (30) is present as a coating layer interposed between the inner surface and the fluid (3), the lubricating liquid (30) forms a liquid pool at a periphery of an upper end face of the fluid (3) contained in the container body (1) in a state of being held upright, and a contact angle of the lubricating liquid (30) to the inner surface is smaller than the contact angle of the fluid (3) to the inner surface.
    Type: Application
    Filed: November 21, 2017
    Publication date: September 16, 2021
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Shinya SEITO, Kota OKAMOTO, Yosuke AKUTSU, Keisuke NYUU, Tomoyuki MIYAZAKI
  • Patent number: 11084248
    Abstract: An adhesive for polyolefin used for an extrusion-formed multilayered structure that includes, at least, a propylene type resin layer and an ethylene type resin layer, the adhesive for polyolefin comprising an olefin resin that has methyl branches at a ratio of 10 to 200 per 1000 carbon atoms on a main chain thereof.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: August 10, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya Seito, Takayuki Ishihara, Yosuke Akutsu
  • Patent number: 11041058
    Abstract: A resin structure comprising a resin formed body (1) and a liquid layer (3) formed on a surface of the resin formed body (1), the liquid layer (3) having liquid protrusions (3a) that are locally protruded on the surface thereof. The structure exhibits improved properties on the surface of the resin formed body (1), such as improved sliding property and non-adhesiveness to various substances maintaining stability as a result of forming the liquid layer (3).
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: June 22, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto
  • Patent number: 10889409
    Abstract: A package including a container body (1) containing a fluid content (3) with leaving a head space (7), wherein the container body (1) has an inner surface (1a) on which ruggedness is formed entirely, the inner surface (1a) with the ruggedness of the container body (1) is coated with a lubricating liquid (30) immiscible with the fluid content (3), and the lubricating liquid (30) is present as a coating layer interposed between the inner surface (1a) and the fluid content (3), and the lubricating liquid (30) for forming the coating layer forms a liquid pool (31) at a periphery of an upper end face of the fluid content (3) contained in the container body (1) in a state of being held upright.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: January 12, 2021
    Assignees: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Yosuke Akutsu, Kota Okamoto, Shinya Seito, Keisuke Nyuu, Tomoyuki Miyazaki
  • Patent number: 10786979
    Abstract: A multilayered structure having a liquid layer (5) on a surface of a plastic underlying layer (3), wherein a liquid diffusion prevention layer (1) is provided on the lower side of the underlying layer (3) to suppress or block a diffusion of a liquid that forms the liquid layer (5), and a covering ratio F of the liquid layer (5) is maintained to be not less than 0.5. With this structure, the surface properties of the liquid layer (5) can be stably maintained over long periods of time.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: September 29, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto, Shigetoshi Horiuchi
  • Publication number: 20200231334
    Abstract: A package including a container body (1) containing a fluid content (3) with leaving a head space (7), wherein the container body (1) has an inner surface (1a) on which ruggedness is formed entirely, the inner surface (1a) with the ruggedness of the container body (1) is coated with a lubricating liquid (30) immiscible with the fluid content (3), and the lubricating liquid (30) is present as a coating layer interposed between the inner surface (1a) and the fluid content (3), and the lubricating liquid (30) for forming the coating layer forms a liquid pool (31) at a periphery of an upper end face of the fluid content (3) contained in the container body (1) in a state of being held upright.
    Type: Application
    Filed: August 30, 2016
    Publication date: July 23, 2020
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., Toyo Seikan Co., Ltd.
    Inventors: Yosuke AKUTSU, Kota OKAMOTO, Shinya SEITO, Keisuke NYUU, Tomoyuki MIYAZAKI
  • Patent number: 10710764
    Abstract: A structure forming a gel-like coating (3) on a surface of a base material (1) that is formed in a predetermined shape, the gel-like coating including fine solid particles of a grain size of not more than 50 ?m and an oily liquid.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: July 14, 2020
    Assignees: TOYO SEIKAN CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Keisuke Nyuu, Yoshiaki Okada, Tomoyuki Miyazaki, Yosuke Akutsu, Shinya Iwamoto
  • Publication number: 20200207503
    Abstract: The present invention aims to provide a blow-formed container having an inner surface coated with an oil-based liquid so that an oil film can be formed uniformly on the entire inner surface of the container, thereby preventing or reducing effectively adhesion or residue of a content onto the inside of the container. The blow-formed container is formed of an olefin resin and has an inner surface 1a having oil droplet dispersion of not less than 5.0 mm when the oil droplet dispersion is defined as a length of an oil droplet of medium-chain triglyceride used as a reference oil retained at 23° C. and dropped by 0.8 ?L onto the inner surface.
    Type: Application
    Filed: July 18, 2018
    Publication date: July 2, 2020
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Yosuke AKUTSU, Keisuke NYUU, Ikuo KOMATSU
  • Patent number: 10689178
    Abstract: A packing container featuring markedly improved slipping property and non-adhering property for its contents. In the packing container filled with a content (7), at least part of the surface that comes in contact with the content (7) is a liquid-permeable surface (1) which holds a lubricating liquid (5) different from the content (7).
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: June 23, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto
  • Publication number: 20200123464
    Abstract: The present invention provides a structured body including: a substrate having a surface formed of an olefin resin containing lubricant and silica; and an oil film formed on the surface, wherein the olefin resin containing lubricant and silica includes silica particles dispersed as an additive for preventing the lubricant from bleeding.
    Type: Application
    Filed: January 16, 2018
    Publication date: April 23, 2020
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Yosuke AKUTSU, Ikuo KOMATSU, Eriko FUJITA, Keisuke NYUU
  • Patent number: 10625903
    Abstract: A method of filling a container (30) with a liquid content (31), by ejecting a multilayer filler that includes a core layer of the fluid content and an outermost layer of a liquid while forming a film of the liquid between the inner wall of the container and the liquid content.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: April 21, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Toshirou Washizaki, Shinya Iwamoto
  • Patent number: 10596781
    Abstract: A structure including a formed body (1) and solid particles (3) distributed on a surface of the formed body (1) by being externally added thereto, wherein the solid particles (3) are held on the surface of the formed body (1) in a form of being covered with a very small amount of an oily liquid (5), and an air layer (7) is present in gaps among the solid particles (3) that are close to the surface of the formed body (1).
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: March 24, 2020
    Assignees: TOYO SEIKAN CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Keisuke Nyuu, Yoshiaki Okada, Tomoyuki Miyazaki, Yosuke Akutsu, Shinya Iwamoto
  • Publication number: 20200071023
    Abstract: Provided is a small capacity container for viscous substance, which is capable of quickly discharging a viscous content at any time even when being held upside down or almost upside down. In the small capacity container of not more than 300 ml to contain a viscous substance, a region for quickly discharging the content and a region for slowly discharging the content during the container is held upside down are formed on the inner surface of the barrel portion of the container.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 5, 2020
    Applicants: TOYO SEIKAN CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Keisuke NYUU, Yosuke AKUTSU, Takashi KASHIWABARA, Tomoyuki MIYAZAKI, Jun TAKAHASHI
  • Patent number: 10556741
    Abstract: A container for containing fluid substance as a content, wherein a container surface that comes in contact with the content is formed of a resin composition that contains a forming-resin and an immiscible-liquid that is immiscible with the fluid substance. The container has markedly improved slipping property for the fluid contents and can be easily produced.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: February 11, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto
  • Publication number: 20200024043
    Abstract: A structure characterized in that a water-soluble organic material solid layer (3) including an oil and/or a fat is provided on a surface of a substrate (1). Also disclosed is an oil film formation method, which includes bringing a hydrous substance into contact with the water-soluble organic material solid layer (3) on the surface of the structure (1) to elute the oil or fat from the water-soluble organic material solid layer and to form the oil film on the surface of the substrate.
    Type: Application
    Filed: March 5, 2018
    Publication date: January 23, 2020
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Yosuke AKUTSU, Tomoyuki MIYAZAKI, Sarasa MAEJIMA, Keisuke NYUU