Patents by Inventor Toshihisa Hayashi
Toshihisa Hayashi 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: 10111788Abstract: A package comprises: wrapped absorbent articles comprising: an absorbent article having an absorber; and a wrapper for individually wrapping the absorbent article, the absorbent article being placed on the wrapper and folded together with the wrapper, and the absorbent article being wrapped individually by the wrapper; and a bag containing the plurality of wrapped absorbent articles, wherein the wrapped absorbent articles are provided with a perfume, at least one surface of the bag comprises: aperture through which the perfume of the wrapped absorbent articles contained in the bag can pass; and a perfume indicator for indicating an existence of the perfume, a compressibility of the package is 10% or more when a load of 1.35 kg in weight is applied in an area of 100 mm×200 mm of the package for ten seconds, and a compression resilience of the package is 95% or more after ten seconds has passed after removal of the load.Type: GrantFiled: March 23, 2015Date of Patent: October 30, 2018Assignee: UNICHARM CORPORATIONInventors: Kiyoko Nishimura, Yuki Noda, Toshihisa Hayashi, Taro Nittono
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Publication number: 20170105889Abstract: A package comprises: wrapped absorbent articles comprising: an absorbent article having an absorber; and a wrapper for individually wrapping the absorbent article, the absorbent article being placed on the wrapper and folded together with the wrapper, and the absorbent article being wrapped individually by the wrapper; and a bag containing the plurality of wrapped absorbent articles, wherein the wrapped absorbent articles are provided with a perfume, at least one surface of the bag comprises: aperture through which the perfume of the wrapped absorbent articles contained in the bag can pass; and a perfume indicator for indicating an existence of the perfume, a compressibility of the package is 10% or more when a load of 1.35 kg in weight is applied in an area of 100 mm×200 mm of the package for ten seconds, and a compression resilience of the package is 95% or more after ten seconds has passed after removal of the load.Type: ApplicationFiled: March 23, 2015Publication date: April 20, 2017Inventors: Kiyoko NISHIMURA, Yuki NODA, Toshihisa HAYASHI, Taro NITTONO
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Patent number: 9433542Abstract: The absorbent article of the present invention comprises: a liquid-pervious surface sheet, a liquid-impervious backside sheet provided at the position opposing said surface sheet, and an absorption body provided between said surface sheet and said backside sheet, wherein the absorbent article comprises an endless compressed groove, surrounding a central part of said absorbent article, which is formed in said surface sheet and said absorption body in the thickness direction, and a plurality of concave parts, provided inside and outside said compressed groove, which are formed in said surface sheet and said absorption body in the thickness direction, and an uncompressed region bordering inner and outer edges of the compressed groove, wherein the closest distance between said compressed groove and the nearest concave parts is greater than the distance between adjacent ones of those same concave parts.Type: GrantFiled: February 27, 2012Date of Patent: September 6, 2016Assignee: UNICHARM CORPORATIONInventors: Nobuyuki Kato, Tatsuya Tamura, Toshihisa Hayashi, Masashi Kitagawa
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Patent number: 9220642Abstract: An absorbent article having a leakage preventing wall that includes a fixing unit and an erection unit. A heightened middle unit is disposed inside in the longitudinal direction more than a wing unit. Fold positions are provided in proximity to a base position of the wing unit. An end pan in the longitudinal direction of compression grooves are configured so as to be disposed outside in the longitudinal direction more than an end part in the longitudinal direction of the erection unit. The end part in the longitudinal direction of the erection unit and a site at which a dimension in the widthwise direction W is the greatest in the compression groove are disposed in proximity to the base position of the wing unit.Type: GrantFiled: September 9, 2011Date of Patent: December 29, 2015Assignee: Unicharm CorporationInventors: Toshihisa Hayashi, Tatsuya Tamura, Nobuyuki Kato
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Patent number: 9192527Abstract: An absorbent article includes a liquid-permeable top sheet, a liquid-impermeable back sheet provided at a location opposing the top sheet, an absorbent provided between the top sheet and the back sheet, and a side sheet provided on both sides of the top sheet in the widthwise direction and having an area that overlaps the top sheet and the absorbent, wherein the absorbent contains an airlaid layer and a crushed pulp layer, the crushed pulp layer is provided on the top sheet side, the airlaid layer is provided on the back sheet side, and the absorbent article has a plurality of indentations formed by pin-embossing the top sheet, the side sheet and the absorbent, and a plurality of indentations formed by pin-embossing the top sheet and the absorbent.Type: GrantFiled: September 27, 2011Date of Patent: November 24, 2015Assignee: UNICHARM CORPORATIONInventors: Nobuyuki Kato, Tatsuya Tamura, Toshihisa Hayashi
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Patent number: 9029626Abstract: An absorbent article includes a first curved portion and a second curved portion formed on the surface of a topsheet along a longitudinal direction of the absorbent article. The first curved portion is arranged in one pair to be symmetrical to a centerline of the absorbent article in a region in which the contact region is included, the region being an inside region more than each side part in a widthwise direction of the absorbent article, and is formed along a longitudinal direction of the absorbent article. The second curved portion is arranged in one pair in a region in which the contact region is included, the region being an inside region in the widthwise direction of the absorbent article more than the first curved portion, and is formed along the longitudinal direction of the absorbent article. The first curved portion and the second curved portion has a convex shape outward in the widthwise direction of the absorbent article, in the region in which the contact region is included.Type: GrantFiled: April 7, 2010Date of Patent: May 12, 2015Assignee: Unicharm CorporationInventors: Kazuya Nishitani, Toshihisa Hayashi, Minako Sagisaka
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Publication number: 20130345656Abstract: The absorbent article of the present invention comprises: a liquid-pervious surface sheet, a liquid-impervious backside sheet provided at the position opposing said surface sheet, and an absorption body provided between said surface sheet and said backside sheet, wherein the absorbent article comprises an endless compressed groove, surrounding a central part of said absorbent article, which is formed in said surface sheet and said absorption body in the thickness direction, and a plurality of concave parts, provided inside and outside said compressed groove, which are formed in said surface sheet and said absorption body in the thickness direction, and an uncompressed region bordering inner and outer edges of the compressed groove, wherein the closest distance between said compressed groove and the nearest concave parts is greater than the distance between adjacent ones of those same concave parts.Type: ApplicationFiled: February 27, 2012Publication date: December 26, 2013Applicant: Uni-Charm CorporationInventors: Nobuyuki Kato, Tatsuya Tamura, Toshihisa Hayashi, Masashi Kitagawa
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Publication number: 20130274701Abstract: An absorbent article having a leakage preventing wall that includes a fixing unit and an erection unit. A heightened middle unit is disposed inside in the longitudinal direction more than a wing unit. Fold positions are provided in proximity to a base position of the wing unit. An end pan in the longitudinal direction of compression grooves are configured so as to be disposed outside in the longitudinal direction more than an end part in the longitudinal direction of the erection unit. The end part in the longitudinal direction of the erection unit and a site at which a dimension in the widthwise direction W is the greatest in the compression groove are disposed in proximity to the base position of the wing unit.Type: ApplicationFiled: September 9, 2011Publication date: October 17, 2013Inventors: Toshihisa Hayashi, Tatsuya Tamura, Nobuyuki Kato
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Publication number: 20130184665Abstract: An absorbent article includes a liquid-permeable top sheet, a liquid-impermeable back sheet provided at a location opposing the top sheet, an absorbent provided between the top sheet and the back sheet, and a side sheet provided on both sides of the top sheet in the widthwise direction and having an area that overlaps the top sheet and the absorbent, wherein the absorbent contains an airlaid layer and a crushed pulp layer, the crushed pulp layer is provided on the top sheet side, the airlaid layer is provided on the back sheet side, and the absorbent article has a plurality of indentations formed by pin-embossing the top sheet, the side sheet and the absorbent, and a plurality of indentations formed by pin-embossing the top sheet and the absorbent.Type: ApplicationFiled: September 27, 2011Publication date: July 18, 2013Applicant: UNICHARM CORPORATIONInventors: Nobuyuki Kato, Tatsuya Tamura, Toshihisa Hayashi
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Publication number: 20120095425Abstract: An absorbent article includes a first curved portion and a second curved portion formed on the surface of a topsheet along a longitudinal direction of the absorbent article. The first curved portion is arranged in one pair to be symmetrical to a centerline of the absorbent article in a region in which the contact region is included, the region being an inside region more than each side part in a widthwise direction of the absorbent article, and is formed along a longitudinal direction of the absorbent article. The second curved portion is arranged in one pair in a region in which the contact region is included, the region being an inside region in the widthwise direction of the absorbent article more than the first curved portion, and is formed along the longitudinal direction of the absorbent article. The first curved portion and the second curved portion has a convex shape outward in the widthwise direction of the absorbent article, in the region in which the contact region is included.Type: ApplicationFiled: April 7, 2010Publication date: April 19, 2012Applicant: UNICHARM CORPORATIONInventors: Kazuya Nishitani, Toshihisa Hayashi, Minako Sagisaka
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Publication number: 20120035566Abstract: An absorbent article includes a pair of grooves in which each of the grooves has a central region in the longitudinal direction has a first section which is formed so as to be curved in a convex manner at an inside of a widthwise direction of the absorption layer; a second section and a third section which is linked with each end of the first section and is formed so as to be curved in a convex manner at an outside of the widthwise direction. A radius of curvature of the first section is smaller than the radius of curvature of either the second section or the third section.Type: ApplicationFiled: September 11, 2009Publication date: February 9, 2012Applicant: UNICHARM CORPORATIONInventors: Minako Sagisaka, Saori Okada, Kazuya Nishitani, Toshihisa Hayashi
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Patent number: 7994386Abstract: The present invention provides an absorbent article having superior surface characteristics and improved absorbing ability. The absorbent article of the present invention includes a liquid permeable top sheet 10 disposed at a skin-side, a liquid impermeable back sheet 20 disposed at a garment side, and an absorbent body interposed between the top sheet and the back sheet. An apparent thickness (t2) of the top sheet 10 is 70% to 95% to an apparent thickness (t1) of the panty liner 1. The absorbent body 30 consists of a structure, in which a capillary rise height (h2) is higher than a capillary rise height (h1) of the top sheet 10.Type: GrantFiled: September 20, 2006Date of Patent: August 9, 2011Assignee: Uni-Charm CorporationInventors: Yuka Tokura, Yukihiro Ito, Toshihisa Hayashi
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Publication number: 20100191210Abstract: An absorbent article that avoids damaging of adherend fibers through regulation of attaching strength. The absorbent article comprises a surface sheet (2) having liquid permeability at least a part thereof, a liquid impermeable backside sheet (3), a liquid retentive absorbent (4) interposed between the surface sheet and the backside sheet and an attaching part (10) disposed on the external face of the backside sheet. The attaching part (10) includes a first sticky portion (11) consisting of a sticky member and a second sticky portion (12) consisting of the same sticky member as in the first sticky portion (11). The attaching part (10) is provided within an approximately rectangular area with four corners. The first sticky portion (11) is provided in the region of the outer edge of the attaching part (10) including at least the four corners. The basis weight of the sticky member in the first sticky portion (11) is greater than that in the second sticky portion (12).Type: ApplicationFiled: July 11, 2008Publication date: July 29, 2010Applicant: Uni-Charm CorporationInventors: Toshihisa Hayashi, Toshiyuki Tanio
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Publication number: 20070093773Abstract: The present invention provides an absorbent article having superior surface characteristics and improved absorbing ability. The absorbent article of the present invention includes a liquid permeable top sheet 10 disposed at a skin-side, a liquid impermeable back sheet 20 disposed at a garment side, and an absorbent body interposed between the top sheet and the back sheet. An apparent thickness (t2) of the top sheet 10 is 70% to 95% to an apparent thickness (t1) of the panty liner 1. The absorbent body 30 consists of a structure, in which a capillary rise height (h2) is higher than a capillary rise height (h1) of the top sheet 10.Type: ApplicationFiled: September 20, 2006Publication date: April 26, 2007Inventors: Yuka Tokura, Yukihiro Ito, Toshihisa Hayashi