Patents by Inventor Kensuke Matsuoka
Kensuke Matsuoka 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: 20100158991Abstract: A patch package structure which includes: a package including a first sheet material which is planar and a second sheet material which has been molded, a peripheral area of the first sheet material having been sealed to a peripheral area of the second sheet material to constitute the package, and a patch disposed in the package; in which the patch includes a backing, a pressure-sensitive adhesive layer formed on at least one side of the backing, and a release liner which protects the pressure-sensitive adhesive surface of the pressure-sensitive adhesive layer, the release liner having a weakening line for assisting a removal of the release liner; and in which the second sheet material has specific first protrudent part, second protrudent part, third protrudent part and elevated part in a central area thereof except the peripheral area thereof.Type: ApplicationFiled: December 22, 2009Publication date: June 24, 2010Applicant: NITTO DENKO CORPORATIONInventors: Katsuhiro OKADA, Yoshihiro IWAO, Kensuke MATSUOKA
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Publication number: 20100122927Abstract: Provision of a blister package that cannot be opened easily by infants, but can be opened easily, certainly and safely by a user when in use. A blister package 100 containing a blister 1 and a cover sheet 2, wherein the blister has a groove 3 formed in an outer edge section 1A thereof where the cover sheet is adhered and the groove 3 is free of adhesion of the sheet. The cover sheet is adhered to the outermost circumference 1a of the outer edge section 1A, the groove 3 is formed on the inward side of the outermost circumference 1a, and the cover sheet is not adhered to the area on the inward side of the groove 3.Type: ApplicationFiled: November 16, 2009Publication date: May 20, 2010Inventors: Kensuke MATSUOKA, Yoshihiro Iwao, Katsuhiro Okada
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Publication number: 20100098747Abstract: The present invention relates to a percutaneous administration device of bisoprolol, which includes a backing; and a pressure-sensitive adhesive layer containing bisoprolol, which is laminated on one surface of the backing, wherein the maximum value of a release rate of bisoprolol during a period of from immediately after the application on skin until a lapse of 24 hours is 30 ?g/cm2/hr or less; and wherein the release rate of bisoprolol at the time of a lapse of 24 hours after the application on skin is 10 ?g/cm2/hr or less. The percutaneous administration device of the present invention is reduced in the skin irritation during the application, especially at the time of peeling, and is capable of persistently administrating a therapeutically or preventively effective amount of bisoprolol into a living body.Type: ApplicationFiled: March 6, 2008Publication date: April 22, 2010Applicants: NITTO DENKO CORPORATION, TOA EIYO LTD.Inventors: Yoshihiro Iwao, Kensuke Matsuoka, Katsuhiro Okada, Kunihiro Minami, Shuichiro Yuasa
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Publication number: 20090194447Abstract: The present invention provides a patch package structure which includes a package and a patch disposed in the package, in which the package includes a first sheet material which is substantially planar and a second sheet material which has been molded, the second sheet material has a first region which projects outward from the package and a second region which surrounds the first region and is substantially planar, the first region has a planar outer shape which includes a planar outer shape of the patch, and the second region has a first sealed region which surrounds the first region and an unsealed region located nearer to a central part of the second sheet material than the first sealed region. According to the invention, the patch is inhibited from adhering to the inner surface of the package and the package can be easily opened by hand.Type: ApplicationFiled: February 5, 2009Publication date: August 6, 2009Applicant: NITTO DENKO CORPORATIONInventors: Katsuhiro OKADA, Yoshihiro IWAO, Kensuke MATSUOKA
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Publication number: 20090011159Abstract: The present invention relates to a patch package structure which includes: a package including a first sheet material and a second sheet material, the first and second sheet materials being sealed together in peripheral parts thereof; and a patch disposed in the package, the patch contains a backing, a pressure-sensitive adhesive layer laminated on at least one side of the backing, and a release liner which protects a pressure-sensitive adhesive surface of the pressure-sensitive adhesive layer, the release liner having on a surface thereof a cut line supporting a peel-off of the release liner at the time of using the patch, the patch being disposed in the package so that the release liner faces the inner surface of the first sheet material, the first sheet material having a first region in which the inner surface of the first sheet material faces the cut line of the release liner, the first sheet material having in the first region a minimum first distance between the inner surface of the first sheet materialType: ApplicationFiled: July 2, 2008Publication date: January 8, 2009Applicant: NITTO DENKO CORPORATIONInventors: Katsuhiro Okada, Yoshihiro Iwao, Kensuke Matsuoka
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Publication number: 20080213475Abstract: The present invention provides an adhesive sheet including a substrate consisting of a synthetic resin film and a nonwoven fabric laminated on one side of the film, and an adhesive layer formed on the nonwoven fabric, wherein the nonwoven fabric contains polyethyleneimine at least on a surface of the nonwoven fabric.Type: ApplicationFiled: February 19, 2008Publication date: September 4, 2008Applicant: NITTO DENKO CORPORATIONInventors: Mitsuhiko HORI, Kazuhisa NINOMIYA, Kensuke MATSUOKA, Keiji YAMAMOTO, Kenjiro MINOMI, Yoshihisa NAKANO
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Publication number: 20080206315Abstract: The present invention aims at providing an adhesive preparation wherein a drug is sufficiently dissolved in an adhesive layer and is not easily separated from the adhesive layer even during preservation of the adhesive preparation. The present invention provides an adhesive preparation having an adhesive layer on at least one surface of a support, wherein the adhesive layer comprises a first synthetic rubber having a viscosity average molecular weight of 1,600,000-6,500,000, a drug, an organic liquid component and a tackifier. The present invention further provides the aforementioned adhesive preparation, wherein the organic liquid component is contained in the adhesive layer in a proportion of 20 wt % or above relative to the total weight of the adhesive layer.Type: ApplicationFiled: February 27, 2008Publication date: August 28, 2008Inventors: Masato Nishimura, Sachiko Terashi, Shiro Satoda, Keigo Inosaka, Kensuke Matsuoka
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Publication number: 20080172015Abstract: The present invention provides a patch package structure, which includes: a package including a first sheet material which is planar and a second sheet material which has been molded, the first and second sheet materials being sealed together in peripheral parts thereof, and a patch disposed in the package, in which the patch contains a backing, a pressure-sensitive adhesive layer laminated on at least one side of the backing, and a release liner which protects a pressure-sensitive adhesive surface of the pressure-sensitive adhesive layer; the second sheet material has been molded so as to have a protrudent part in at least a substantially central area thereof, the protrudent part having a planar outer shape larger than a planar outer shape of the release liner and having at least one recessed part; d is not smaller than T, in which d is the minimum gap distance between the inner surface of the first sheet material and the inner surface of the second sheet material at the recessed part and T is a thickness ofType: ApplicationFiled: January 11, 2008Publication date: July 17, 2008Applicant: NITTO DENKO CORPORATIONInventors: Katsuhiro OKADA, Yoshihiro IWAO, Kensuke MATSUOKA
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Publication number: 20080118725Abstract: The invention provides an adhesive preparation including a backing, and a pressure-sensitive adhesive layer which contains a drug and is disposed on at least one side of the backing; in which the backing includes a polyester film having a thickness of 0.5 to 6.0 ?m, and a polyester nonwoven fabric directly bound to the film. The pressure-sensitive adhesive layer preferably is directly or indirectly laminated on the nonwoven-fabric side of the backing. The adhesive preparation of the invention is flexible enough to comply to the skin and has reduced skin irritation and high stability.Type: ApplicationFiled: November 21, 2007Publication date: May 22, 2008Applicant: NITTO DENKO CORPORATIONInventors: Yoshihiro IWAO, Katsuyuki OKUBO, Katsuhiro OKADA, Kensuke MATSUOKA
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Publication number: 20070087043Abstract: The present invention provides a production method of a nicotine transdermal preparation, which is capable of producing a nicotine transdermal preparation conveniently and economically, while maintaining highly precise content uniformity, which is capable of producing a preparation simultaneously achieving fixedness and a soft feeling during adhesion, associated with reduced skin irritation upon peeling off and superior in adhesive property. The present invention provides a nicotine transdermal preparation superior in content uniformity, simultaneously achieving fixedness and a soft feeling during adhesion, and showing reduced skin irritation upon peeling off.Type: ApplicationFiled: October 12, 2006Publication date: April 19, 2007Inventors: Shiro Satoda, Kazuhisa Ninomiya, Junichi Saito, Kensuke Matsuoka, Shunetsu Kikuchi
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Patent number: 7029693Abstract: A percutaneously absorptive preparation is provided, which preparation having a support and an adhesive layer having a release-controlling layer, which is formed at least on one side of the support, wherein the adhesive layer contains an adhesive and 0.5–60 wt % of a drug except 1,2-ethanediol derivatives.Type: GrantFiled: September 5, 2001Date of Patent: April 18, 2006Assignee: Nitto Denko CorporationInventors: Mitsuhiko Hori, Kensuke Matsuoka, Kenjiro Minomi, Yoshihisa Nakano
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Publication number: 20060034900Abstract: The present invention provides a Fentanyl-containing percutaneously absorbable adhesive preparation, which is obtained from economic starting materials, has a constitution simpler than that of conventional ones, has sufficient skin permeability, and which permits control of skin permeability by changing the mixing ratio of two kinds of polyisobutylene having different molecular weights, a tackifier and an organic liquid. Specifically, the present invention provides a percutaneously absorbable adhesive preparation comprising a support and an adhesive layer laminated on one surface thereof, wherein the adhesive layer comprises Fentanyl, two kinds of polyisobutylene having different molecular weights, a tackifier and an organic liquid compatible with the aforementioned two kinds of polyisobutylene and the aforementioned tackifier.Type: ApplicationFiled: August 4, 2005Publication date: February 16, 2006Applicant: Nitto Denko CorporationInventors: Yuji Saeki, Masato Nishimura, Kensuke Matsuoka, Takateru Muraoka, Yoshifumi Hosaka, Mitsuhiko Hori, Kazuhisa Ninomiya, Hitoshi Akemi, Hidetoshi Kuroda
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Publication number: 20060034901Abstract: The present invention provides an adhesive material to be adhered to the skin etc., which maintains, for a certain time period after adhesion thereof to the skin surface, suitable adhesiveness that does not allow easy peeling or cause irritation to the skin, and which permits, when it is to be peeled off from the skin surface after the lapse of a desired certain time period, easy peeling without causing pain or physical irritation, and an adhesive preparation containing the adhesive material and a percutaneously absorbable drug in the adhesive layer. Specifically, the present invention provides an adhesive material containing a support and an adhesive layer laminated on one surface of the support, wherein the adhesive layer has an apparent viscosity at 30° C. of 0.2×104 to 10×104Pa.s and comprises two kinds of synthetic rubbers having different flowability.Type: ApplicationFiled: August 4, 2005Publication date: February 16, 2006Applicant: Nitto Denko CorporationInventors: Hitoshi Akemi, Kazuhisa Ninomiya, Hidetoshi Kuroda, Kensuke Matsuoka, Yuji Saeki, Masato Nishimura
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Publication number: 20050214352Abstract: The present invention relates to a patch containing a substrate, a non-crosslinked adhesive layer (A) containing DMAE or a pharmacologically acceptable salt thereof laminated on one surface of the substrate and a crosslinked adhesive layer (B) laminated on the adhesive layer (A). According to the present invention, the percutaneous absorbability of DMAE or a pharmacologically acceptable salt thereof can be improved, and a patch free of problems such as adhesive residue and adhesive bleed can be provided.Type: ApplicationFiled: April 11, 2003Publication date: September 29, 2005Inventors: Mitsuhiko Hori, Keiji Yamamoto, Kensuke Matsuoka, Yoshihisa Nakano, Kenjirou Mimomi, Masashi Yamada, Masaru Otsuka, Yasunori Suzuki, Akihiro Kawashima
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Publication number: 20030203697Abstract: The present invention relates to a patch containing a substrate, a non-crosslinked adhesive layer (A) containing a drug laminated on one surface of the substrate and a crosslinked adhesive layer (B). laminated on the adhesive layer (A). According to the present invention, the percutaneous absorbability of the drug can be improved, and a patch free of problems such as adhesive residue and adhesive bleed can be provided.Type: ApplicationFiled: April 11, 2003Publication date: October 30, 2003Applicant: Nitto Denko CorporationInventors: Mitsuhiko Hori, Keiji Yamamoto, Kensuke Matsuoka, Yoshihisa Nakano
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Publication number: 20030009139Abstract: The present invention provides an adhesive sheet including a substrate consisting of a synthetic resin film and a nonwoven fabric laminated on one side of the film, and an adhesive layer formed on the nonwoven fabric, wherein the nonwoven fabric contains polyethyleneimine at least on a surface of the nonwoven fabric.Type: ApplicationFiled: June 19, 2002Publication date: January 9, 2003Applicant: Nitto Denko CorporationInventors: Mitsuhiko Hori, Kazuhisa Ninomiya, Kensuke Matsuoka, Keiji Yamamoto, Kenjiro Minomi, Yoshihisa Nakano
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Publication number: 20020106401Abstract: A percutaneously absorptive preparation is provided, which preparation having a support and an adhesive layer having a release-controlling layer, which is formed at least on one side of the support, wherein the adhesive layer contains an adhesive and 0.5-60 wt % of a drug except 1,2-ethanediol derivatives.Type: ApplicationFiled: September 5, 2001Publication date: August 8, 2002Applicant: Nitto Denko CorporationInventors: Mitsuhiko Hori, Kensuke Matsuoka, Kenjiro Minomi, Yoshihisa Nakano