Patents by Inventor Yasuhiro Sasano
Yasuhiro Sasano 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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Publication number: 20240114875Abstract: A manufacturing method of an animal litter box includes: a mold preparation process of preparing a mold for molding a resin molding product that forms at least a part of the animal litter box and has a urinary contact portion, the mold including an injection hole for injecting resin; a resin injecting process of injecting the resin from the injection hole; and a smoothing process of smoothing the resin of the urinary contact portion, the resin facing an inner opening of the injection hole, after the resin injecting process.Type: ApplicationFiled: December 5, 2023Publication date: April 11, 2024Applicant: Unicharm CorporationInventors: Hiroki Yamamoto, Shinya Kaneko, Yasuhiro Sasano, Yasuhiro Akino
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Patent number: 11903367Abstract: The urine examination container (1) includes a bottom portion (2), a peripheral wall portion (3) that extends upward from an outer peripheral edge (6) of the bottom portion (2), surrounds the periphery of the bottom portion (2), and defines a urine receiving portion (5) that opens upward together with the bottom portion (2), and a grip portion (4) that projects outward from the peripheral wall portion (3).Type: GrantFiled: August 18, 2020Date of Patent: February 20, 2024Assignee: UNICHARM CORPORATIONInventors: Ayano Okawa, Yasuhiro Sasano, Kengo Onishi
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Patent number: 11730136Abstract: An absorbent sheet for pets includes: a top sheet disposed on a top side of the absorbent sheet; a back sheet disposed on a back side of the absorbent sheet; and an absorbent body disposed between the top sheet and the back sheet, the absorbent body including: top recessed portions, each recessed toward the back side from the top side and comprising a top bottom portion; and back recessed portions, each recessed toward the top side from the back side and comprising a back bottom portion. At least some of the top bottom portions are located either: at the same position as some of the back bottom portions in a thickness direction, or closer to the back side than the back bottom portions in the thickness direction.Type: GrantFiled: May 28, 2020Date of Patent: August 22, 2023Assignee: Unicharm CorporationInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Patent number: 11627720Abstract: The absorbent sheet for pets which can suppress the spread of the excreta of a pet and can withstand the excretion action a plurality of times is provided. An absorbent sheet (10) for pets includes a topsheet (12) disposed on a top side, a backsheet (14) disposed on a back side, and an absorber (20) provided between the topsheet and the backsheet. A recess (50) is formed at least in the absorber. The recess forms a continuous line (IL) or intermittent line (IL). The line (IL) has a curved portion which does not branch.Type: GrantFiled: February 21, 2018Date of Patent: April 18, 2023Assignee: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Patent number: 11602121Abstract: A pet absorbent sheet includes: an absorbent core; and a liquid-permeable sheet disposed closer to a top side of the pet absorbent sheet than the absorbent core and that includes a plurality of hydrophilic fibers. The liquid-permeable sheet has waterproof regions that contain a water resisting agent. The water resisting agent is formed to surround gaps between fibers formed of the plurality of hydrophilic fibers.Type: GrantFiled: June 22, 2020Date of Patent: March 14, 2023Assignee: Unicharm CorporationInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Patent number: 11582944Abstract: the absorbent sheet for pets which can suppress the outflow of a functional material is provided. An absorbent sheet (10) for pets includes a topsheet (12), a backsheet (14), an absorber (20) provided between the topsheet and the backsheet, a functional (40) material, and a recess (50)that is recessed in a direction from the topsheet toward the backsheet. The functional material (40) is provided at a position of the recess (50).Type: GrantFiled: February 21, 2018Date of Patent: February 21, 2023Assignee: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Publication number: 20230051699Abstract: An animal litter box includes: an upper container including a liquid passage portion having holes through which urine passes downward; a tray on which an absorbent body is disposed to absorb the urine that passes through the liquid passage portion; a lower container that supports the upper container from below and that detachably accommodates the tray; and a ventilation fan disposed in the lower container and that sends internal air in the lower container to an outside.Type: ApplicationFiled: November 2, 2022Publication date: February 16, 2023Applicant: UNICHARM CORPORATIONInventors: Ayano Okawa, Yasuhiro Sasano, Misato Nakatani
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Patent number: 11533887Abstract: An absorbent sheet for a pet toilet is provided. The pet toilet includes: a sheet accommodating portion that accommodates the absorbent sheet in a space surrounded by a bottom portion and side walls standing from the bottom portion; and an excretion receiving portion that receives excretions above the sheet accommodating portion and guides the excretions to the sheet accommodating portion. The absorbent sheet includes: a topsheet on a top side of the absorbent sheet and that includes fibers; a backsheet on a back side of the absorbent sheet; an absorber between the topsheet and the backsheet; a central region in which the absorber is disposed in plan view; and side regions that extend outside the central region and in which at least the topsheet is disposed.Type: GrantFiled: May 20, 2020Date of Patent: December 27, 2022Assignee: Unicharm CorporationInventors: Hiroki Yamamoto, Ayano Okawa, Yasuhiro Sasano, Shinya Kaneko
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Publication number: 20220256804Abstract: An animal toilet (1) has: a main body (10) provided with a urine passing section (12); and a tray (20) on which an absorbent body (200) for absorbing urine passing through the urine passing section (12) is disposed. In a lower end portion on one side in the front-rear direction of the main body (10), an opening (19) for accommodating the tray (10) is formed. In the left-right direction, the length of the opening (19) is longer than the length of the tray (20). In a state where the tray (20) is accommodated in the main body (10), both a bottom section (15d) of the main body and a bottom section (27) of the tray are grounded.Type: ApplicationFiled: July 29, 2019Publication date: August 18, 2022Inventors: Hiroki Yamamoto, Chiyo Takai, Yuki Koido, Yasuhiro Sasano, Shinya Kaneko
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Patent number: 11219190Abstract: The present invention provides an animal excreta disposal sheet capable of ensuring sufficient bonding strength between a surface sheet and a back sheet and preventing urine excreted from an animal from leaking to the outer side in the planar direction. This animal excreta disposal sheet (1) comprises: a center part (A1) that is located at the center of the animal excreta disposal sheet (1) and that is defined as a part in which a surface sheet (2), an absorbent body (3) and a back sheet (4) overlap one another in the thickness direction; and an outer circumferential part (A2) extending from the outer edge of the center part (A1) toward the outer edge of the animal excreta disposal sheet (1).Type: GrantFiled: December 29, 2016Date of Patent: January 11, 2022Assignee: UNICHARM CORPORATIONInventors: Hideyuki Onishi, Yasuhiro Sasano
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Publication number: 20210169038Abstract: A pet absorbent sheet having a thickness direction, a first direction orthogonal to the thickness direction, and a second direction orthogonal to the thickness direction and the first direction includes: a top-surface sheet disposed on a top-surface side; a back-surface sheet disposed on a back-surface side; an absorbent body disposed between the top-surface sheet and the back-surface sheet; and colored portions disposed on a back-surface side of the top-surface sheet and that are visible from a top-surface side of the top-surface sheet. A region that overlaps the absorbent body includes: colored regions where the colored portions are disposed; and a non-colored region where the colored portions are not disposed between the colored regions in the first direction. The non-colored region is disposed throughout an entire region of the absorbent body in the second direction.Type: ApplicationFiled: February 19, 2021Publication date: June 10, 2021Applicant: UNICHARM CORPORATIONInventors: Ayano Okawa, Yasuhiro Sasano
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Publication number: 20210068372Abstract: The urine examination container (1) includes a bottom portion (2), a peripheral wall portion (3) that extends upward from an outer peripheral edge (6) of the bottom portion (2), surrounds the periphery of the bottom portion (2), and defines a urine receiving portion (5) that opens upward together with the bottom portion (2), and a grip portion (4) that projects outward from the peripheral wall portion (3).Type: ApplicationFiled: August 18, 2020Publication date: March 11, 2021Inventors: Ayano Okawa, Yasuhiro Sasano, Kengo Onishi
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Publication number: 20200390058Abstract: An animal excrement process sheet includes: a liquid permeable top sheet; a liquid impermeable back sheet; an absorbent body disposed between the top sheet and the back sheet; a first surface that is a supply surface of excrement; a second surface opposite to the first surface; a center portion disposed, in a plan view, at a center of the animal excrement process sheet; an outer periphery portion that surrounds the center portion and that extends from an outer edge of the center portion toward an outer edge of the animal excrement process sheet; and a water preventing portion that extends in the outer periphery portion to surround the center portion.Type: ApplicationFiled: August 28, 2020Publication date: December 17, 2020Applicant: UNICHARM CORPORATIONInventors: Hideyuki Onishi, Yasuhiro Sasano
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Publication number: 20200367465Abstract: An absorbent sheet for a pet toilet is provided. The pet toilet includes: a sheet accommodating portion that accommodates the absorbent sheet in a space surrounded by a bottom portion and side walls standing from the bottom portion; and an excretion receiving portion that receives excretions above the sheet accommodating portion and guides the excretions to the sheet accommodating portion. The absorbent sheet includes: a topsheet on a top side of the absorbent sheet and that includes fibers; a backsheet on a back side of the absorbent sheet; an absorber between the topsheet and the backsheet; a central region in which the absorber is disposed in plan view; and side regions that extend outside the central region and in which at least the topsheet is disposed.Type: ApplicationFiled: May 20, 2020Publication date: November 26, 2020Applicant: UNICHARM CORPORATIONInventors: Hiroki Yamamoto, Ayano Okawa, Yasuhiro Sasano, Shinya Kaneko
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Publication number: 20200323167Abstract: A pet absorbent sheet includes: an absorbent core; and a liquid-permeable sheet disposed closer to a top side of the pet absorbent sheet than the absorbent core and that includes a plurality of hydrophilic fibers. The liquid-permeable sheet has waterproof regions that contain a water resisting agent. The water resisting agent is formed to surround gaps between fibers formed of the plurality of hydrophilic fibers.Type: ApplicationFiled: June 22, 2020Publication date: October 15, 2020Applicant: Unicharm CorporationInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Publication number: 20200288665Abstract: An absorbent sheet for pets includes: a top sheet disposed on a top side of the absorbent sheet; a back sheet disposed on a back side of the absorbent sheet; and an absorbent body disposed between the top sheet and the back sheet, the absorbent body including: top recessed portions, each recessed toward the back side from the top side and comprising a top bottom portion; and back recessed portions, each recessed toward the top side from the back side and comprising a back bottom portion. At least some of the top bottom portions are located either: at the same position as some of the back bottom portions in a thickness direction, or closer to the back side than the back bottom portions in the thickness direction.Type: ApplicationFiled: May 28, 2020Publication date: September 17, 2020Applicant: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Publication number: 20200187451Abstract: The present invention provides an animal excreta disposal sheet capable of ensuring sufficient bonding strength between a surface sheet and a back sheet and preventing urine excreted from an animal from leaking to the outer side in the planar direction. This animal excreta disposal sheet (1) comprises: a center part (A1) that is located at the center of the animal excreta disposal sheet (1) and that is defined as a part in which a surface sheet (2), an absorbent body (3) and a back sheet (4) overlap one another in the thickness direction; and an outer circumferential part (A2) extending from the outer edge of the center part (A1) toward the outer edge of the animal excreta disposal sheet (1).Type: ApplicationFiled: December 29, 2016Publication date: June 18, 2020Applicant: Unicharm CorporationInventors: Hideyuki Onishi, Yasuhiro Sasano
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Patent number: 10631518Abstract: It is possible to provide an absorbent sheet for pets capable of making a trace of excreta of a pet difficult to be visually recognized. The absorbent sheet for pets comprising: a liquid-permeable top sheet; a liquid-impermeable back sheet; an absorbent core provided between the top sheet and the back sheet; a colored area covered with the top sheet and visually recognizable from the top sheet side; and an aroma chemical provided on the top sheet side relative to the absorbent core. L*value of the colored area in an L*a*b*color system is 50 or less. A total light transmittance of the top sheet is in a range of 40 to 80%.Type: GrantFiled: November 13, 2015Date of Patent: April 28, 2020Assignee: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Yumei Takahashi
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Publication number: 20200120894Abstract: The absorbent sheet for pets which can suppress the spread of the excreta of a pet and can withstand the excretion action a plurality of times is provided. An absorbent sheet (10) for pets includes a topsheet (12) disposed on a top side, a backsheet (14) disposed on a back side, and an absorber (20) provided between the topsheet and the backsheet. A recess (50) is formed at least in the absorber. The recess forms a continuous line (IL) or intermittent line (IL). The line (IL) has a curved portion which does not branch.Type: ApplicationFiled: February 21, 2018Publication date: April 23, 2020Applicant: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Satoshi Hasegawa, Takeshi Ikegami
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Patent number: 10617095Abstract: An absorbent sheet 10 for pets comprises: a liquid-permeable top sheet 12; a liquid-impermeable back sheet 14; an absorbent core provided between the top sheet 12 and the back sheet 14; and a colored area visually recognizable from a top sheet side. An antimicrobial and/or a bacteriostat is provided on the top sheet side relative to the absorbent core.Type: GrantFiled: December 9, 2014Date of Patent: April 14, 2020Assignee: UNICHARM CORPORATIONInventors: Yasuhiro Sasano, Yumei Takahashi