Patents by Inventor Shinichi WARASHINA
Shinichi WARASHINA 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: 20240140673Abstract: A packaging bag for storing sheets is provided. The packaging bag includes: a paper layer containing a paper component; and a resin layer containing a thermoplastic resin provided on at least one surface of the paper layer. A proportion of the paper component in the packaging bag is 50% or more.Type: ApplicationFiled: December 22, 2021Publication date: May 2, 2024Inventors: Shinichi WARASHINA, Koichi KAWAMURA
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Publication number: 20240043193Abstract: A packaging bag for storing sheets includes a base material that contains a paper component. The base material includes a base layer that contains the paper component, and an inner layer that is layered on one surface of the base layer and is provided on an interior of the packaging bag. The inner layer contains a thermoplastic resin. The thermoplastic resin contains a slip agent.Type: ApplicationFiled: March 23, 2022Publication date: February 8, 2024Inventors: Shinobu SHINOHARA, Shinichi WARASHINA
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Publication number: 20240025609Abstract: A packaging bag configured to pack a sheet in a folded-packaged manner includes a paper layer including a paper component, and a resin layer including a thermoplastic resin provided on both surfaces of the paper layer, wherein a proportion of the paper component in the packaging bag is 45% or more.Type: ApplicationFiled: January 18, 2022Publication date: January 25, 2024Inventor: Shinichi WARASHINA
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Patent number: 11525219Abstract: A hygienic tissue paper includes first slits that are disposed in a longitudinal direction at predetermined intervals, the first slits extending in a width direction intersecting the longitudinal direction, wherein the first slits each include perforations, and wherein a cut length of each of the perforations increases from at least one end in the width direction toward a central portion in the width direction.Type: GrantFiled: November 29, 2018Date of Patent: December 13, 2022Assignee: DAIO PAPER CORPORATIONInventor: Shinichi Warashina
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Publication number: 20220258939Abstract: To provide a film-packaged tissue assembly package that does not reduce fullness of tissue paper contained, has excellent shape retention, and includes a packaging bag that is not easily broken. The problem is solved by a film-packaged tissue assembly package in which a plurality of film-packaged tissues is arranged and packaged in a gusset packaging bag having a grip portion on a top surface side, in which each of the film-packaged tissues is overlap-packaged and has end surfaces formed of sealed portions of tube openings at both ends in a longitudinal direction, and the overlap-packaged film-packaged tissues are packaged such that each end surface faces the top surface side having the grip portion and a bottom surface side facing the top surface side, and the longitudinal direction is along a top-bottom direction.Type: ApplicationFiled: June 19, 2020Publication date: August 18, 2022Applicant: Daio Paper CorporationInventors: Shinichi WARASHINA, Shohei YOSHIDA
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Patent number: 11363917Abstract: Toilet paper includes a first sheet on which first embossments are formed and a second sheet on which second embossments are formed. The first sheet and the second sheet are joined together in a nested manner, and at least some embossments in one of the first embossments and the second embossments are arranged on a first curve having a sine-wave shape.Type: GrantFiled: June 26, 2018Date of Patent: June 21, 2022Assignee: DAIO PAPER CORPORATIONInventors: Shohei Yoshida, Shinichi Warashina
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Patent number: 11253129Abstract: A hygienic thin-leaf paper including a first sheet having front and back surfaces, on which embossed protrusions and embossed recesses corresponding to the embossed protrusions are respectively formed; and a second sheet having front and back surfaces, on which embossed protrusions and embossed recesses corresponding to the embossed protrusions are respectively formed, wherein the first sheet and the second sheet are integrated by facing the surfaces formed with the embossed protrusions in a nested form, wherein each of the first sheet and the second sheet have an embossed portion, on which the embossed protrusions and non-embossed-protrusion portions are formed, wherein at least one of the first sheet and the second sheets have a non-embossed portion, on which the embossed protrusions and the non-embossed portions are not formed, and wherein the non-embossed portion is in a shape without having an intersection.Type: GrantFiled: March 2, 2018Date of Patent: February 22, 2022Assignee: DAIO PAPER CORPORATIONInventors: Shinichi Warashina, Hirohiko Kato
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Patent number: 11192325Abstract: A hygienic thin-leaf paper includes a first sheet (10) including first embossed regions (30) in each of which first embossed protrusions (31) and first non-embossed protrusions (32) are included, the first sheet including first non-embossed regions (50) in each of which a first embossed protrusion (31) and a first non-embossed protrusion (32) are not included; and a second sheet (20) including second embossed regions (40) in each of which second embossed protrusions (41) and second non-embossed protrusions (42) are included, the second sheet including second non-embossed regions (60) in each of which a second embossed protrusion (41) and a second non-embossed protrusion (42) are not included.Type: GrantFiled: August 29, 2018Date of Patent: December 7, 2021Assignee: DAIO PAPER CORPORATIONInventors: Shinichi Warashina, Hirohiko Kato
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Publication number: 20210108374Abstract: A hygienic tissue paper includes first slits that are disposed in a longitudinal direction at predetermined intervals, the first slits extending in a width direction intersecting the longitudinal direction, wherein the first slits each include perforations, and wherein a cut length of each of the perforations increases from at least one end in the width direction toward a central portion in the width direction.Type: ApplicationFiled: November 29, 2018Publication date: April 15, 2021Inventor: Shinichi WARASHINA
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Publication number: 20200171783Abstract: A hygienic thin-leaf paper includes a first sheet (10) including first embossed regions (30) in each of which first embossed protrusions (31) and first non-embossed protrusions (32) are included, the first sheet including first non-embossed regions (50) in each of which a first embossed protrusion (31) and a first non-embossed protrusion (32) are not included; and a second sheet (20) including second embossed regions (40) in each of which second embossed protrusions (41) and second non-embossed protrusions (42) are included, the second sheet including second non-embossed regions (60) in each of which a second embossed protrusion (41) and a second non-embossed protrusion (42) are not included.Type: ApplicationFiled: August 29, 2018Publication date: June 4, 2020Inventors: Shinichi WARASHINA, Hirohiko KATO
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Publication number: 20200129012Abstract: Toilet paper includes a first sheet on which first embossments are formed and a second sheet on which second embossments are formed. The first sheet and the second sheet are joined together in a nested manner, and at least some embossments in one of the first embossments and the second embossments are arranged on a first curve having a sine-wave shape.Type: ApplicationFiled: June 26, 2018Publication date: April 30, 2020Inventors: Shohei YOSHIDA, Shinichi WARASHINA
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Publication number: 20190380556Abstract: A hygienic thin-leaf paper including a first sheet having front and back surfaces, on which embossed protrusions and embossed recesses corresponding to the embossed protrusions are respectively formed; and a second sheet having front and back surfaces, on which embossed protrusions and embossed recesses corresponding to the embossed protrusions are espectively formed, wherein the first sheet and the second sheet are integrated by facing the surfaces formed with the embossed protrusions in a nested form, wherein each of the first sheet and the second sheet have an embossed portion, on which the embossed protrusions and non-embossed-protrusion portions are formed, wherein at least one of the first sheet and the second sheets have a non-embossed portion, on which the embossed protrusions and the non-embossed portions are not formed, and wherein the non-embossed portion is in a shape without having an intersection.Type: ApplicationFiled: March 2, 2018Publication date: December 19, 2019Inventors: Shinichi WARASHINA, Hirohiko KATO