Patents by Inventor Yumi Matsumoto
Yumi Matsumoto 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).
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Patent number: 11938007Abstract: A pet diaper includes: a top sheet; a back-surface sheet; an absorbent core disposed between the top sheet and the back-surface sheet; a tail hole portion including a hole body through which a tail of a pet is inserted; and an upright leak-proof gather including a rising portion including a contraction portion in which a leak-proof elastic member is disposed in a stretched state in a longitudinal direction, and a lateral fixed portion that is disposed away from the rising portion toward a lateral outer side and that functions as a rising fulcrum of the rising portion. The tail hole portion is disposed at a position that is away from an end edge of the absorbent core on the rear side toward the rear side. The contraction portion is disposed straddling a region between the tail hole portion and the absorbent core.Type: GrantFiled: September 2, 2022Date of Patent: March 26, 2024Assignee: Unicharm CorporationInventors: Daisuke Komatsubara, Yumi Matsumoto
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Publication number: 20230232790Abstract: An absorbent article for a pet includes a main body portion including: a liquid-permeable top sheet; a liquid-impermeable back surface layer; a liquid absorber disposed between the liquid-permeable top sheet and the liquid-impermeable back surface layer; a first leakage suppressing portion including a first joining portion that is joined to the liquid-permeable top sheet and a first rising portion that is not joined to the liquid-permeable top sheet; and a second leakage suppressing portion including a second joining portion that is joined to the liquid-permeable top sheet and a second rising portion that is not joined to the liquid-permeable top sheet. The absorbent article is configured such that a longitudinal direction of the absorbent article extends along a waist of the pet wearing the absorbent article.Type: ApplicationFiled: February 23, 2023Publication date: July 27, 2023Applicant: Unicharm CorporationInventors: Daisuke Komatsubara, Yumi Matsumoto
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Publication number: 20230190543Abstract: An absorbent article for a pet includes: a liquid absorber disposed between a liquid-permeable top sheet and a liquid-impermeable back surface layer; a first leakage suppressing portion including a first joining portion that is joined to the liquid-permeable top sheet and a first rising portion that is not joined to the liquid-permeable top sheet; and a second leakage suppressing portion including a second joining portion that is joined to the liquid-permeable top sheet and a second rising portion that is not joined to the liquid-permeable top sheet. The first and second leakage suppressing portions are disposed on a side of the liquid-permeable top sheet along a longitudinal direction on two widthwise sides of the absorbent article. A longitudinal contracting force in the second rising portion is smaller than a longitudinal contracting force in the first rising portion.Type: ApplicationFiled: February 24, 2023Publication date: June 22, 2023Applicant: Unicharm CorporationInventors: Daisuke Komatsubara, Yumi Matsumoto
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Publication number: 20220409444Abstract: A pet diaper includes: a top sheet; a back-surface sheet; an absorbent core disposed between the top sheet and the back-surface sheet; a tail hole portion including a hole body through which a tail of a pet is inserted; and an upright leak-proof gather including a rising portion including a contraction portion in which a leak-proof elastic member is disposed in a stretched state in a longitudinal direction, and a lateral fixed portion that is disposed away from the rising portion toward a lateral outer side and that functions as a rising fulcrum of the rising portion. The tail hole portion is disposed at a position that is away from an end edge of the absorbent core on the rear side toward the rear side. The contraction portion is disposed straddling a region between the tail hole portion and the absorbent core.Type: ApplicationFiled: September 2, 2022Publication date: December 29, 2022Applicant: UNICHARM CORPORATIONInventors: Daisuke Komatsubara, Yumi Matsumoto
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Publication number: 20220279758Abstract: A cat diaper has a lateral direction along a waistline of a cat and a longitudinal direction orthogonal to the lateral direction, and includes: a body portion that has a top-surface sheet, a back-surface sheet, and an absorbent core disposed between the top-surface sheet and the back-surface sheet; and a tail hole formed in the body portion, the tail hole including a hole body through which a tail of the cat is inserted, the hole body bulging toward a stomach side or a back side of the cat diaper, and a lateral length of the hole body being not less than 1.90 times a longitudinal length of the hole body.Type: ApplicationFiled: May 23, 2022Publication date: September 8, 2022Applicant: Unicharm CorporationInventors: Daisuke Komatsubara, Yumi Matsumoto
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Publication number: 20220280355Abstract: A cat diaper has a lateral direction along a waistline of a cat and a longitudinal direction orthogonal to the lateral direction, and includes: a body portion that includes an absorbent core, and has a stomach region, a crotch region, and a back region, and a fastening tape that extends from each side of the body portion in the lateral direction, and joins the stomach region and the back region, the absorbent core having a constricted portion that tapers toward an inner side of the absorbent core in the lateral direction, and a stomach-side end of an innermost edge of the constricted portion in the lateral direction being positioned between a center of the absorbent core in the longitudinal direction and a back side of the cat diaper.Type: ApplicationFiled: May 24, 2022Publication date: September 8, 2022Applicant: UNICHARM CORPORATIONInventors: Daisuke Komatsubara, Yumi Matsumoto
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Patent number: D1010241Type: GrantFiled: May 24, 2020Date of Patent: January 2, 2024Assignee: Unicharm CorporationInventors: Daisuke Komatsubara, Yumi Matsumoto