Patents by Inventor Tomomi NAKAJIMA
Tomomi NAKAJIMA 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: 11969980Abstract: Provided is a method for producing a decorative material, including: a preparation step of preparing sheet printed matters each including a substrate and a picture layer on one surface of the substrate and a roll of a transparent resin film having a first surface and a second surface opposing to each other, the first surface having a pattern of protrusions and depressions, the second surface having a pattern of protrusions and depressions that is shallower than the pattern of protrusions and depressions on the first surface; an application step of winding off the transparent resin film from the roll of a transparent resin film and applying an adhesive to the second surface of the transparent resin film; and a bonding step of bonding the second surface of the transparent resin film and the picture layer of each of the sheet printed matters with the adhesive.Type: GrantFiled: September 30, 2020Date of Patent: April 30, 2024Assignee: Dai Nippon Printing Co., Ltd.Inventors: Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida, Masataka Wada
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Publication number: 20230340277Abstract: The present invention provides an antiviral hard-coat film that is effective as a material for decorative sheets having an antiviral property and can exhibit a high reproducible antiviral property, and an antiviral adhesive-treated sheet and an antiviral decorative plate each using the antiviral hard-coat film. The present invention provides an antiviral hard-coat film comprising a crosslinked curable resin layer in an outermost layer, wherein (1) the crosslinked curable resin layer contains a cured product of a crosslinked curable resin and silver-containing inorganic particles; and (2) the hard-coat film has a silver ion concentration measured by ICP-OES measurement of 0.018 ?g/cm2 or more.Type: ApplicationFiled: September 28, 2021Publication date: October 26, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Tomomi Nakajima, Yosuke Sumida, Yoshiaki Netsu, Masataka Wada, Risa Yoshinami, Koji Moriyama, Katsuji Nakamura, Atsushi Kuwako, Akiko Kato
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Publication number: 20230339216Abstract: The present invention can provide a transparent resin film that has a pattern of protrusions and depressions to have excellent design properties, and can suppress yellowing even when irradiated with electron beams in its production to prevent impairment of design properties, while imparting weather resistance. The present invention relates to a transparent resin film for use in protection of a picture layer laminated on one side of a substrate, the transparent resin film including at least: a transparent resin film; and a transparent surface protective layer, laminated in the stated order, the transparent resin film having a pattern of protrusions and depressions on a side opposite to a side where the picture layer is to be laminated, the transparent surface protective layer containing an ionizing radiation curable resin, at least one of the transparent resin layer or the transparent surface protective layer containing a triazine UV absorber.Type: ApplicationFiled: March 18, 2021Publication date: October 26, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yoshiaki Netsu, Tomomi Nakajima, Yosuke Sumida, Masataka Wada, Risa Yoshinami
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Publication number: 20230329234Abstract: The invention provides an antiviral article that is capable of reducing color problems such as discoloration caused by light. Specifically, the invention provides an antiviral article comprising a cured product layer, wherein the cured product layer comprises a cured product of a curable resin composition, and antiviral particles, and the antiviral particles contain at least one kind of antiviral particles A selected from the group consisting of 1) particles containing a styrene polymer derivative compound and an unsaturated carboxylic acid derivative compound, 2) mixed particles of particles containing a styrene polymer derivative compound and particles containing an unsaturated carboxylic acid derivative compound, and 3) particles containing a styrene resin.Type: ApplicationFiled: September 14, 2021Publication date: October 19, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Tomomi Nakajima, Yosuke Sumida, Yoshiaki Netsu, Masataka Wada, Risa Yoshinami, Koji Moriyama, Katsuji Nakamura
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Patent number: 11597179Abstract: The present invention provides a transparent resin film that is capable of imparting excellent design properties to a decorative board and is excellent in adhesion to a picture layer, a decorative board including the transparent resin film, and a method for producing the decorative board. Provided is a transparent resin film for protecting a picture layer provided on one side of a substrate, the transparent resin film having a pattern of protrusions and depressions on a picture layer side, the pattern of protrusions and depressions having a maximum height roughness Rz defined in JIS B 0601 (2001) within a range of 15 ?m or larger and 70 ?m or smaller.Type: GrantFiled: September 30, 2019Date of Patent: March 7, 2023Assignee: Dai Nippon Printing Co., Ltd.Inventors: Ryo Fujii, Satoshi Furuta, Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida
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Publication number: 20220339923Abstract: Provided is a method for producing a decorative material, including: a preparation step of preparing sheet printed matters each including a substrate and a picture layer on one surface of the substrate and a roll of a transparent resin film having a first surface and a second surface opposing to each other, the first surface having a pattern of protrusions and depressions, the second surface having a pattern of protrusions and depressions that is shallower than the pattern of protrusions and depressions on the first surface; an application step of winding off the transparent resin film from the roll of a transparent resin film and applying an adhesive to the second surface of the transparent resin film; and a bonding step of bonding the second surface of the transparent resin film and the picture layer of each of the sheet printed matters with the adhesive.Type: ApplicationFiled: September 30, 2020Publication date: October 27, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida, Masataka Wada
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Publication number: 20220168991Abstract: The present invention provides a transparent resin film that has excellent embossability and is capable of reducing or preventing air entrainment to provide high design quality, a decorative material including the transparent resin film, and a method for producing a decorative material. The present invention relates to a transparent resin film to be laminated on a substrate including a picture layer, the transparent resin film including at least a base layer and a top layer sequentially from a side to be laminated on the substrate, the transparent resin film having a pattern of protrusions and depressions on a side opposite to the side to be laminated on the substrate, the base layer having a lower softening temperature than the top layer.Type: ApplicationFiled: March 19, 2020Publication date: June 2, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Satoshi Furuta, Ryo Fujii, Yoshiaki Netsu, Tomomi Nakajima, Yosuke Sumida
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Publication number: 20220118735Abstract: The invention provides a transparent resin film that has a smooth surface on a side to be laminated on a substrate to prevent entering of air bubbles when bonded to a substrate and has a pattern of protrusions and depressions on a side opposite to the side to be laminated on a substrate to provide high design quality, a method for producing the transparent resin film, and a decorative material. The invention relates to a transparent resin film to be laminated on a substrate including a picture layer, the transparent resin film having a pattern of protrusions and depressions with a maximum height Rz of 20 ?m or higher and 200 ?m or lower on a side opposite to a side to be laminated on the substrate, the transparent resin film having a maximum height Rz of 20 ?m or lower on the side to be laminated on the substrate.Type: ApplicationFiled: March 19, 2020Publication date: April 21, 2022Inventors: Ryo FUJII, Satoshi FURUTA, Yoshiaki NETSU, Tomomi NAKAJIMA, Yosuke SUMIDA
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Publication number: 20220009207Abstract: The present invention provides a decorative board capable of exhibiting excellent weather resistance even in a depression of a pattern of protrusions and depressions even in a case where the pattern of protrusions and depressions is formed on the outermost surface of a transparent resin film, a transparent resin film, and a method for producing a decorative board. Provided is a decorative board including: a substrate; a picture layer; and a transparent resin film, in a stated order in a thickness direction, the transparent resin film comprising at least a thermoplastic resin layer and having a pattern of protrusions and depressions on a side opposite to a picture layer side, the decorative board further comprising at least one layer containing an ultraviolet absorber between the picture layer and the thermoplastic resin layer.Type: ApplicationFiled: September 30, 2019Publication date: January 13, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Satoshi Furuta, Ryo Fujii, Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida
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Publication number: 20220001645Abstract: The present invention provides a transparent resin film that is capable of imparting excellent design properties to a decorative board and is excellent in adhesion to a picture layer, a decorative board including the transparent resin film, and a method for producing the decorative board. Provided is a transparent resin film for protecting a picture layer provided on one side of a substrate, the transparent resin film having a pattern of protrusions and depressions on a picture layer side, the pattern of protrusions and depressions having a maximum height roughness Rz defined in JIS B 0601 (2001) within a range of 15 ?m or larger and 70 ?m or smaller.Type: ApplicationFiled: September 30, 2019Publication date: January 6, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Ryo Fujii, Satoshi Furuta, Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida
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Publication number: 20210379873Abstract: The present invention provides a transparent resin film which enables visual check of the adhesion state after lamination of the transparent resin film on a picture layer provided on a substrate, a decorative board including the transparent resin film, and a method for producing the decorative board. Provided is a transparent resin film for protecting a picture layer provided on one side of a substrate, the transparent resin film including at least: a thermoplastic resin layer; and an external haze layer on a picture layer side.Type: ApplicationFiled: September 30, 2019Publication date: December 9, 2021Applicant: Dai Nippon Printing Co., Ltd.Inventors: Satoshi Furuta, Ryo Fujii, Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida
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Publication number: 20210381248Abstract: The present invention provides a transparent resin film excellent in weather resistance even in a case where a pattern of protrusions and depressions is formed on the surface for the purpose of imparting excellent design properties, a decorative board including the transparent resin film, and a method for producing the decorative board. Provided is a transparent resin film for protecting a picture layer on one side of a substrate, including at least: a surface protective layer; and a transparent resin layer, laminated on each other, the transparent resin film having a pattern of protrusions and depressions on a surface protective layer side, the transparent resin film having a thickness at a depression of the pattern of protrusions and depressions of 100 ?m or larger, the transparent resin film containing an ultraviolet absorber.Type: ApplicationFiled: September 30, 2019Publication date: December 9, 2021Applicant: Dai Nippon Printing Co., Ltd.Inventors: Satoshi Furuta, Ryo Fujii, Tomomi Nakajima, Yoshiaki Netsu, Toshinaru Kayahara, Yosuke Sumida
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Patent number: 11089942Abstract: A portable endoscope includes: an operation portion; a video display device provided with a display portion and a device body; and a suction valve or a gas feeding adapter including a tube connecting portion provided on a fluid pipe sleeve. The body attaching portion of the device body is provided at a predetermined position positionally displaced from a central part of the device body; and the tube connecting portion is arranged along a back face of the device body and arranged in a display portion projection range projecting outward from the operation portion left side face viewed from the video display screen side.Type: GrantFiled: July 18, 2018Date of Patent: August 17, 2021Assignee: OLYMPUS CORPORATIONInventors: Shigeyasu Kishioka, Yoki Onishi, Masami Shimizu, Tomomi Nakajima
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Publication number: 20200055295Abstract: The present invention provides a decorative sheet that exhibits excellent scratch resistance under high-load conditions and excellent bending workability; and provides a decorative plate containing the decorative sheet. Specifically, the present invention provides a decorative sheet that contains, in sequence, a first olefin resin layer, a second olefin resin layer, and a surface-protecting layer, wherein indentation hardness HIT2 of the second olefin resin layer and indentation hardness HIT1 of the surface-protecting layer satisfy the following formulas (1) and (2) : HIT2?100 MPa (1), and HIT1?HIT2 (2). The invention also provides a decorative plate containing the decorative sheet.Type: ApplicationFiled: February 28, 2018Publication date: February 20, 2020Inventors: Tomomi Nakajima, Jun Kaneki, Hiroki Kawanishi, Ryo Fujii, Osamu Watanabe
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Publication number: 20180317747Abstract: A portable endoscope includes: an operation portion; a video display device provided with a display portion and a device body; and a suction valve or a gas feeding adapter including a tube connecting portion provided on a fluid pipe sleeve. The body attaching portion of the device body is provided at a predetermined position positionally displaced from a central part of the device body; and the tube connecting portion is arranged along a back face of the device body and arranged in a display portion projection range projecting outward from the operation portion left side face viewed from the video display screen side.Type: ApplicationFiled: July 18, 2018Publication date: November 8, 2018Applicant: OLYMPUS CORPORATIONInventors: Shigeyasu KISHIOKA, Yoki ONISHI, Masami SHIMIZU, Tomomi NAKAJIMA
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Patent number: 9544462Abstract: An image capturing apparatus includes an image capturing unit, an image processing unit, a database, a display unit, a coordinate acquisition unit, a shooting parameter decision unit and a control unit. The image capturing unit acquires image data. The image processing unit performs image processing. The database includes a relationship between a sensitivity word pair and a change in a control parameter. The display unit displays an operation position together with the sensitivity word pair. The coordinate acquisition unit decides a value corresponding to the sensitivity word pair as a selected value. The shooting parameter decision unit decides a value of a shooting parameter based on the selected value. The control unit controls the image capturing unit or the image processing unit based on the value of the shooting parameter.Type: GrantFiled: May 6, 2015Date of Patent: January 10, 2017Assignee: Olympus CorporationInventors: Atsushi Maruyama, Tomomi Nakajima, Kensei Ito, Naoki Fujii, Osamu Nonaka
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Publication number: 20150358497Abstract: An image capturing apparatus includes an image capturing unit, an image processing unit, a database, a display unit, a coordinate acquisition unit, a shooting parameter decision unit and a control unit. The image capturing unit acquires image data. The image processing unit performs image processing. The database includes a relationship between a sensitivity word pair and a change in a control parameter. The display unit displays an operation position together with the sensitivity word pair. The coordinate acquisition unit decides a value corresponding to the sensitivity word pair as a selected value. The shooting parameter decision unit decides a value of a shooting parameter based on the selected value. The control unit controls the image capturing unit or the image processing unit based on the value of the shooting parameter.Type: ApplicationFiled: May 6, 2015Publication date: December 10, 2015Inventors: Atsushi MARUYAMA, Tomomi NAKAJIMA, Kensei ITO, Naoki FUJII, Osamu NONAKA
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Patent number: D813246Type: GrantFiled: July 18, 2016Date of Patent: March 20, 2018Assignee: OLYMPUS CORPORATIONInventor: Tomomi Nakajima
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Patent number: D865170Type: GrantFiled: July 19, 2016Date of Patent: October 29, 2019Assignee: OLYMPUS CORPORATIONInventors: Tatsuhiko Suzuki, Tomomi Nakajima