Patents by Inventor Tetsuhiro Saito

Tetsuhiro Saito 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: 9005176
    Abstract: [Problem] To provide an absorbent pad that can be easily unstuck from a diaper or lower-body underwear [Means for Solving Problem] An absorbent pad 200 where a hook tape 32 is exposed on an outer surface of the absorbent pad 200 configured by forming an attachment panel 31, that can be divided, via a folding portion 31c, into an extended portion 31a provided with the hook tape 32 formed on the top surface side thereof and a base portion 31b fixed to an outer sheet 25; and by folding back the attachment panel 31 via the folding portion 31c such that the extended portion 31a is layered on the base portion 31b side.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: April 14, 2015
    Assignee: Daio Paper Corporation
    Inventor: Tetsuhiro Saito
  • Patent number: 8449515
    Abstract: Provided is a pants-type disposable diaper cover, which can mount an absorptive pad easily and which can hold the mounted absorptive pad snugly without any positional displacement. The pants-type disposable diaper cover has a structure, in which elastically extensible members are arranged between two nonwoven-fabric sheets, and in which a waist opening and a pair of right and left leg openings are formed. A pad-fixing sheet having its front end portion and back end portion fixed is arranged in a diaper cover region corresponding to the mounting portion of the absorptive pad. The diaper cover includes at least elastically extensible waist members arranged around the waist opening, and a plurality of curved elastically extensible members arranged to extend in a front and in a back from the body sides to the crotch side, to cross the arranged portions of the absorptive pad on the crotch side, and then to draw a plurality of loci extending from the crotch side to the body sides.
    Type: Grant
    Filed: December 19, 2006
    Date of Patent: May 28, 2013
    Assignee: Daio Paper Corporation
    Inventor: Tetsuhiro Saito
  • Patent number: 8187244
    Abstract: [Problem] To eliminate a hardened portion from each joined section of an underpants type disposable diaper. [Means for Solving Problem] An underpants type disposable diaper wherein a large number of unit fusing portions are arranged at uniform intervals along the longitudinal direction of each joined section and the joined section is divided into segments having different numbers of laminated sheets and different heights of unit fusing portions.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: May 29, 2012
    Assignee: Daio Paper Corporation
    Inventor: Tetsuhiro Saito
  • Publication number: 20110144611
    Abstract: Provided is a pants-type disposable diaper cover, which can mount an absorptive pad easily and which can hold the mounted absorptive pad snugly without any positional displacement. The pants-type disposable diaper cover has a structure, in which elastically extensible members are arranged between two nonwoven-fabric sheets, and in which a waist opening and a pair of right and left leg openings are formed. A pad-fixing sheet having its front end portion and back end portion fixed is arranged in a diaper cover region corresponding to the mounting portion of the absorptive pad. The diaper cover includes at least elastically extensible waist members arranged around the waist opening, and a plurality of curved elastically extensible members and so on and so on arranged to extend in a front and in a back from the body sides to the crotch side, to cross the arranged portions of the absorptive pad on the crotch side, and then to draw a plurality of loci extending from the crotch side to the body sides.
    Type: Application
    Filed: December 19, 2006
    Publication date: June 16, 2011
    Applicant: Daio Paper Corporation
    Inventor: Tetsuhiro Saito
  • Patent number: 7947029
    Abstract: An underpants type disposable diaper cover capable of firmly holding an absorbent pad.
    Type: Grant
    Filed: March 8, 2007
    Date of Patent: May 24, 2011
    Assignee: Daio Paper Corporation
    Inventor: Tetsuhiro Saito
  • Publication number: 20100331803
    Abstract: [Problem] To provide an absorbent pad that can be easily unstuck from a diaper or lower-body underwear [Means for Solving Problem] An absorbent pad 200 where a hook tape 32 is exposed on an outer surface of the absorbent pad 200 configured by forming an attachment panel 31, that can be divided, via a folding portion 31c, into an extended portion 31a provided with the hook tape 32 formed on the top surface side thereof and a base portion 31b fixed to an outer sheet 25; and by folding back the attachment panel 31 via the folding portion 31c such that the extended portion 31a is layered on the base portion 31b side
    Type: Application
    Filed: February 9, 2009
    Publication date: December 30, 2010
    Inventor: Tetsuhiro Saito
  • Publication number: 20090281512
    Abstract: [Problem] To eliminate a hardened portion from each joined section of an underpants type disposable diaper [Means for Solving Problem] An underpants type disposable diaper wherein a large number of unit fusing portions are arranged at uniform intervals along the longitudinal direction of each joined section and the joined section is divided into segments having different numbers of laminated sheets and different heights of unit fusing portions
    Type: Application
    Filed: September 28, 2007
    Publication date: November 12, 2009
    Inventor: Tetsuhiro Saito
  • Publication number: 20090177176
    Abstract: [Problem] An underpants type disposable diaper cover capable of firmly holding an absorbent pad.
    Type: Application
    Filed: March 8, 2007
    Publication date: July 9, 2009
    Inventor: Tetsuhiro Saito