Patents by Inventor Yoshio Hirai

Yoshio Hirai 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: 10675191
    Abstract: An absorbent article including: a leak preventer sheet form; an absorber capable of absorbing bodily fluid, wherein minimum one layer is above the leak preventer; a surface sheet covers part of the absorber upper surface and includes a liquid impermeable area; right and left floating leg gathers above the absorber, from front to rear end parts in length direction of the absorbent article body via a front body, a crotch part and rear body, wherein floating leg gather has a head and hanging parts connects to the head part, wherein a front and rear end parts of the floating leg gather are respectively coupled to the front and rear end parts vicinity of the absorbent article body, the hanging part hanging from the head part toward the absorber; wherein a transferring passage is formed by coupling each hanging part of the right and left floating leg gathers to the surface sheet.
    Type: Grant
    Filed: September 24, 2012
    Date of Patent: June 9, 2020
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 10470942
    Abstract: An absorber article includes: a body-contact part having a canal member which has a stretchable and shrinkable, left and right pair of head sections extending in the front-rear direction, and which also has a canal sheet having left and right edges joined to the left and right pair of head sections and also having a center section hanging downward, the body contact part also having affixing members which affix the canal member to the wearer's body in such a manner that the head sections of the canal member are in contact with the wearer's skin; and body-non-contacting part having a sheet-like leakage prevention body and also having an absorber disposed on the upper side of the leakage prevention body. The absorber article is also provided with a passage for transporting bodily fluids from the upper side of the canal sheet to the absorber.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: November 12, 2019
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 10350118
    Abstract: Absorbent article includes: a sheet-type leakage-preventing body; absorbent body on the leakage-preventing body top; pair of left and right floating leg gathers (FLGs) on the absorbent body top to extend in longitudinal direction from front end absorbent article main body, traversing a front main section, crotch part, and rear main section, to rear end. Each FLGs have top and trailing parts adjoining the top part. Left and right FLGs arrange so top parts face inwards and trailing parts face outwards. Front and rear ends FLGs are joined respectively to the vicinity of the absorbent article main body front and rear end. Trailing part trails downwards from top part towards the absorbent body. Left and right FLGs join in vicinity of trailing part lower end to the absorbent article main body and/or absorbent body surface forming front and rear pockets distance from the absorbent body surface in the crotch part vicinity.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: July 16, 2019
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9968495
    Abstract: An absorbent including: an absorbent body (AB) having a leak preventer sheet form and absorber for absorbing fluid, minimum one layer arranged above the leak preventer; a connection structure arranged from the AB's front to rear end parts in direction via front, crotch part and rear, the connection structure coupling to the AB at front and rear end parts; the connection structure has right and left belt-like supporters and connection sheet (CS), right and left edge parts of the CS respectively coupling to right and left belt-like supporters, the CS hangs down, on the belt-like supporters underside, toward the absorber in front, crotch part and rear, to form a canal with right and left edge parts vicinities of the CS serving as side surfaces and vicinity of the CS center part in lateral direction serving as bottom surface, the fluid canal enables the fluid from a wearer to the absorber.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: May 15, 2018
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9782304
    Abstract: An absorbent article includes: a sheet-type leakage-preventing body; absorbent body, at least one layer arranged on the leakage-preventing body top, which absorb fluids; pair of left and right floating leg gathers on the absorbent body top, extending in longitudinal direction from the main body front end of the absorbent article to the rear end, traversing a front body section, crotch part, and rear body section. Each floating leg gathers have a top and trailing parts adjoining the top part. Front and rear ends of the floating leg gathers are joined respectively to the vicinity of the front and rear end of the absorbent article main body. Trailing parts trail downwards from top parts towards the absorbent body. At least one part of the trailing parts of the left and right floating leg gathers is mutually connected in the lower end area forming a channel for bodily fluids inside trailing parts.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: October 10, 2017
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9636264
    Abstract: An absorbent article has a basic functionality of a skin contact sheet present and configured on the surface of an absorber such that it rises therefrom, in which no positional displacement occurs at a crotch part and which effectively avoids contact between a wearer's skin and urine/feces. The absorbent article has: a leak preventer in sheet form; an absorber arranged above the leak preventer and capable of absorbing a bodily fluid in at least one layer; a skin contact member arranged above the absorber, between a front part of the leak preventer and a rear part of the leak preventer, and that makes contact with a wearer's skin and is spaced apart from the absorber at a time of use; and a connecting unit that couples a part of the skin contact member corresponding to a crotch part of the wearer with the absorber at the time of use.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: May 2, 2017
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9545343
    Abstract: Disclosed is an absorbent article, having an individual-wrapping sheet which is liquid-impermeable; an absorber arranged on an upper side of the individual-wrapping sheet, containing super absorbent polymer, and capable of absorbing an aqueous liquid; and a back-up sheet arranged between the individual-wrapping sheet and the absorber and capable of retaining the aqueous liquid, in which the individual-wrapping sheet has a liquid-storing portion in a form of bag which is provided in a rear portion of the individual-wrapping sheet and forms an internal space on the upper side of the individual-wrapping sheet, and in which a rear end portion of the absorber exists in the internal space formed by the liquid-storing portion. By using this absorbent article, a material used for individual wrapping can be utilized at the time of wearing the absorbent article without disposal of the material, and leakage is less liable to occur.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: January 17, 2017
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9539152
    Abstract: An absorbent article has: a leak preventer sheet form; an absorber arranged above the leak preventer and absorbs bodily fluid in at least one layer; and a pair of right and left floating leg gathers arranged, above the absorber, from front end to rear end part in length direction of the absorbent article via a front body, a crotch part and rear body. Floating leg gathers have head and hanging parts connecting to the head parts, respectively. A front end and a rear end parts of each of the hanging parts respectively coupled near a front end part and rear end part of the body of the absorbent article, each hanging part hangs down from the head part toward the absorber; hanging parts of floating leg gathers fixed to the absorber at a lower end part of the hanging part in the crotch part without fixing to the absorber.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: January 10, 2017
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20160235600
    Abstract: An absorber article includes: a body-contact part having a canal member which has a stretchable and shrinkable, left and right pair of head sections extending in the front-rear direction, and which also has a canal sheet having left and right edges joined to the left and right pair of head sections and also having a center section hanging downward, the body contact part also having affixing members which affix the canal member to the wearer's body in such a manner that the head sections of the canal member are in contact with the wearer's skin; and body-non-contacting part having a sheet-like leakage prevention body and also having an absorber disposed on the upper side of the leakage prevention body. The absorber article is also provided with a passage for transporting bodily fluids from the upper side of the canal sheet to the absorber.
    Type: Application
    Filed: September 30, 2013
    Publication date: August 18, 2016
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku SUZUKI, Yoshio HIRAI
  • Patent number: 9375364
    Abstract: An absorbent article includes: an absorbent article body part having a first leak preventer and an absorber; a second leak preventer arranged above the absorber having an enclosed space formed in bag form on a lower side by sealing a periphery part save a front end part to the absorbent article body part; a skin contact sheet arranged between front and rear parts of the absorbent article body part, contacts a wearer's skin and is spaced apart from the absorber at parts other than front and rear end parts; and a urine/feces separation member, wherein a front or middle part couples to a corresponding crotch part of the skin contact sheet, a rear part extends, on a lower side of the second leak preventer, up to at least the front end part of the second leak preventer, and right and left side parts couple to the absorbent article body part.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: June 28, 2016
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Patent number: 9247775
    Abstract: To provide a mask less liable to cause a shift in wearing position. The mask includes a main-body portion for covering a lower face portion of a wearer and a fixation portion, coupled to the main body portion, for fixing the main-body portion to the lower face portion of the wearer. The main-body portion includes: a main-sheet portion; a lower body for holding a lower jaw of the wearer, the lower body being made of a stretchable material and provided across right and left end portions of the main-sheet portion on a lower, inner side of the main-sheet portion; and/or an upper body for holding the nose of the wearer, the upper body being made of a stretchable material and provided across the right and left end portions of the main-sheet portion on an upper, inner side of the main-sheet portion.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: February 2, 2016
    Assignee: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150230997
    Abstract: An absorbent article including: a leak preventer sheet form; an absorber capable of absorbing bodily fluid, wherein minimum one layer is above the leak preventer; a surface sheet covers part of the absorber upper surface and includes a liquid impermeable area; right and left floating leg gathers above the absorber, from front to rear end parts in length direction of the absorbent article body via a front body, a crotch part and rear body, wherein floating leg gather has a head and hanging parts connects to the head part, wherein a front and rear end parts of the floating leg gather are respectively coupled to the front and rear end parts vicinity of the absorbent article body, the hanging part hanging from the head part toward the absorber; wherein a transferring passage is formed by coupling each hanging part of the right and left floating leg gathers to the surface sheet.
    Type: Application
    Filed: September 24, 2012
    Publication date: August 20, 2015
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150216738
    Abstract: Absorbent article includes: a sheet-type leakage-preventing body; absorbent body on the leakage-preventing body top; pair of left and right floating leg gathers (FLGs) on the absorbent body top to extend in longitudinal direction from front end absorbent article main body, traversing a front main section, crotch part, and rear main section, to rear end. Each FLGs have top and trailing parts adjoining the top part. Left and right FLGs arrange so top parts face inwards and trailing parts face outwards. Front and rear ends FLGs are joined respectively to the vicinity of the absorbent article main body front and rear end. Trailing part trails downwards from top part towards the absorbent body. Left and right FLGs join in vicinity of trailing part lower end to the absorbent article main body and/or absorbent body surface forming front and rear pockets distance from the absorbent body surface in the crotch part vicinity.
    Type: Application
    Filed: August 20, 2012
    Publication date: August 6, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150196433
    Abstract: An absorbent including: an absorbent body (AB) having a leak preventer sheet form and absorber for absorbing fluid, minimum one layer arranged above the leak preventer; a connection structure arranged from the AB's front to rear end parts in direction via front, crotch part and rear, the connection structure coupling to the AB at front and rear end parts; the connection structure has right and left belt-like supporters and connection sheet (CS), right and left edge parts of the CS respectively coupling to right and left belt-like supporters, the CS hangs down, on the belt-like supporters underside, toward the absorber in front, crotch part and rear, to form a canal with right and left edge parts vicinities of the CS serving as side surfaces and vicinity of the CS center part in lateral direction serving as bottom surface, the fluid canal enables the fluid from a wearer to the absorber.
    Type: Application
    Filed: October 12, 2012
    Publication date: July 16, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150190289
    Abstract: An absorbent article includes: a sheet-type leakage-preventing body; absorbent body, at least one layer arranged on the leakage-preventing body top, which absorb fluids; pair of left and right floating leg gathers on the absorbent body top, extending in longitudinal direction from the main body front end of the absorbent article to the rear end, traversing a front body section, crotch part, and rear body section. Each floating leg gathers have a top and trailing parts adjoining the top part. Front and rear ends of the floating leg gathers are joined respectively to the vicinity of the front and rear end of the absorbent article main body. Trailing parts trail downwards from top parts towards the absorbent body. At least one part of the trailing parts of the left and right floating leg gathers is mutually connected in the lower end area forming a channel for bodily fluids inside trailing parts.
    Type: Application
    Filed: August 20, 2012
    Publication date: July 9, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150080828
    Abstract: An absorbent article has: a leak preventer sheet form; an absorber arranged above the leak preventer and absorbs bodily fluid in at least one layer; and a pair of right and left floating leg gathers arranged, above the absorber, from front end to rear end part in length direction of the absorbent article via a front body, a crotch part and rear body. Floating leg gathers have head and hanging parts connecting to the head parts, respectively. A front end and a rear end parts of each of the hanging parts respectively coupled near a front end part and rear end part of the body of the absorbent article, each hanging part hangs down from the head part toward the absorber; hanging parts of floating leg gathers fixed to the absorber at a lower end part of the hanging part in the crotch part without fixing to the absorber.
    Type: Application
    Filed: February 14, 2012
    Publication date: March 19, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150032071
    Abstract: An absorbent article includes: an absorbent article body part having a first leak preventer and an absorber; a second leak preventer arranged above the absorber having an enclosed space formed in bag form on a lower side by sealing a periphery part save a front end part to the absorbent article body part; a skin contact sheet arranged between front and rear parts of the absorbent article body part, contacts a wearer's skin and is spaced apart from the absorber at parts other than front and rear end parts; and a urine/feces separation member, wherein a front or middle part couples to a corresponding crotch part of the skin contact sheet, a rear part extends, on a lower side of the second leak preventer, up to at least the front end part of the second leak preventer, and right and left side parts couple to the absorbent article body part.
    Type: Application
    Filed: March 15, 2012
    Publication date: January 29, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20150005731
    Abstract: An absorbent article has a basic functionality of a skin contact sheet present and configured on the surface of an absorber such that it rises therefrom, in which no positional displacement occurs at a crotch part and which effectively avoids contact between a wearer's skin and urine/feces. The absorbent article has: a leak preventer in sheet form; an absorber arranged above the leak preventer and capable of absorbing a bodily fluid in at least one layer; a skin contact member arranged above the absorber, between a front part of the leak preventer and a rear part of the leak preventer, and that makes contact with a wearer's skin and is spaced apart from the absorber at a time of use; and a connecting unit that couples a part of the skin contact member corresponding to a crotch part of the wearer with the absorber at the time of use.
    Type: Application
    Filed: March 12, 2012
    Publication date: January 1, 2015
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku Suzuki, Yoshio Hirai
  • Publication number: 20130211359
    Abstract: Disclosed is an absorbent article, having an individual-wrapping sheet which is liquid-impermeable; an absorber arranged on an upper side of the individual-wrapping sheet, containing super absorbent polymer, and capable of absorbing an aqueous liquid; and a back-up sheet arranged between the individual-wrapping sheet and the absorber and capable of retaining the aqueous liquid, in which the individual-wrapping sheet has a liquid-storing portion in a form of bag which is provided in a rear portion of the individual-wrapping sheet and forms an internal space on the upper side of the individual-wrapping sheet, and in which a rear end portion of the absorber exists in the internal space formed by the liquid-storing portion. By using this absorbent article, a material used for individual wrapping can be utilized at the time of wearing the absorbent article without disposal of the material, and leakage is less liable to occur.
    Type: Application
    Filed: February 13, 2012
    Publication date: August 15, 2013
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku SUZUKI, Yoshio HIRAI
  • Publication number: 20130186414
    Abstract: To provide a mask less liable to cause a shift in wearing position. The mask includes a main-body portion for covering a lower face portion of a wearer and a fixation portion, coupled to the main body portion, for fixing the main-body portion to the lower face portion of the wearer. The main-body portion includes: a main-sheet portion; a lower body for holding a lower jaw of the wearer, the lower body being made of a stretchable material and provided across right and left end portions of the main-sheet portion on a lower, inner side of the main-sheet portion; and/or an upper body for holding the nose of the wearer, the upper body being made of a stretchable material and provided across the right and left end portions of the main-sheet portion on an upper, inner side of the main-sheet portion.
    Type: Application
    Filed: January 23, 2012
    Publication date: July 25, 2013
    Applicant: DAIO PAPER CORPORATION
    Inventors: Migaku SUZUKI, Yoshio HIRAI