Patents by Inventor Katsuhiro Okada
Katsuhiro Okada 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: 7405365Abstract: A wiring substrate of the present invention includes a short ring (SR) formed along a periphery of the substrate, an independent line pattern (e.g., a gate terminal) that is coplanar with and independent of SR, a continuous line pattern (e.g., a storage capacitor stem) that is located closest to the independent line pattern and is coplanar and continuous with SR, and an insulating film covering the independent line pattern and the continuous line pattern. The insulating film includes a first through hole reaching the independent line pattern and a second through hole reaching the continuous line pattern.Type: GrantFiled: September 17, 2003Date of Patent: July 29, 2008Assignee: Sharp Kabushiki KaishaInventors: Hajime Imai, Osamu Sugimoto, Katsuhiro Okada, Isao Ogasawara
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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: 20080149277Abstract: A manufacturing apparatus of a transdermal absorption preparation, comprising an adhesive sheet supplying part A to feed out a band-like first adhesive sheet 3 into a runway, wherein the adhesive sheet has at least an adhesive layer comprising an adhesive and a liquid component compatible with the adhesive, a drug liquid application part B to apply a given amount of a drug liquid to an adhesive face 2b, and a traveling section C for impregnation which is set in the runway after the drug liquid application part B, during which the adhesive sheet is run for a period necessary for the applied drug liquid to soak into the adhesive layer without contact of the drug liquid coated face of the adhesive layer with other members.Type: ApplicationFiled: December 17, 2007Publication date: June 26, 2008Inventors: Shiro Satoda, Shunetsu Kikuchi, Kazuhisa Ninomiya, Katsuhiro Okada, Hitoshi Akemi
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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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Patent number: 7223468Abstract: Medical pressure-sensitive adhesive sheets having a pressure-sensitive adhesive layer on at least one side of a support so as to have an appropriate tack strength and acceptable processability. The pressure-sensitive adhesive layer is formed with a pressure-sensitive adhesive composed mainly of an acrylic polymer and a compatible component that is compatible with the acrylic polymer. The support layer contains a compatible component that is compatible with the acrylic polymer. The amount of the compatible component contained in the support layer is 70% or less of the amount of the compatible component contained in the pressure-sensitive adhesive layer and the support layer has an elongation of 200% or more without containing any compatible component.Type: GrantFiled: October 28, 2004Date of Patent: May 29, 2007Assignee: Nitto Denko CorporationInventors: Yuko Yamamoto, Kenji Furumori, Katsuhiro Okada
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Patent number: 6998432Abstract: The present invention provides an adhesive tape or sheet for application to skin, which is made of an adhesive composition containing an acrylic copolymer having a specific composition and a specific carboxylic acid ester, wherein the acrylic copolymer has a gel fraction adjusted to a specific range. The adhesive tape or sheet for skin of the present invention can be used for first aid adhesive plasters, surgical tapes, large adhesive plasters with a pad, dressing materials and the like.Type: GrantFiled: August 29, 2001Date of Patent: February 14, 2006Assignee: Nitto Denko CorporationInventors: Yoshihide Murakami, Katsuhiro Okada
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Publication number: 20050169975Abstract: To have acceptable moisture permeability and enable prevention of deformation due to swelling, the film base material for an adhesive skin patch includes an ether-based urethane resin obtained from at least one member selected from the group consisting of polyoxytetramethylene glycol, butanediol, polyethylene glycol, and polypropylene glycol as a diol component, and methylene diphenyl-diisocyanate as an isocyanate component. The film base material for an adhesive skin patch has a moisture permeability of preferably 800 to 4,000 g/m2·24 hrs. The adhesive skin patch can be produced by forming a pressure-sensitive adhesive layer on one side of the film base material for an adhesive skin patch.Type: ApplicationFiled: January 31, 2005Publication date: August 4, 2005Applicant: NITTO DENKO CORPORATIONInventors: Seishi Suzuki, Katsuhiro Okada, Yasuyuki Sasaki, Toshiyuki Yoshikawa
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Publication number: 20050112367Abstract: Medical pressure-sensitive adhesive sheets having a pressure-sensitive adhesive layer on at least one side of a support so as to have an appropriate tack strength and acceptable processability. The pressure-sensitive adhesive layer is formed with a pressure-sensitive adhesive composed mainly of an acrylic polymer and a compatible component that is compatible with the acrylic polymer. The support layer contains a compatible component that is compatible with the acrylic polymer. The amount of the compatible component contained in the support layer is 70% or less of the amount of the compatible component contained in the pressure-sensitive adhesive layer and the support layer has an elongation of 200% or more without containing any compatible component.Type: ApplicationFiled: October 28, 2004Publication date: May 26, 2005Applicant: NITTO DENKO CORPORATIONInventors: Yuko Yamamoto, Kenji Furumori, Katsuhiro Okada
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Publication number: 20050084521Abstract: An antimicrobial adhesive sheet containing an antimicrobial agent which exerts the antimicrobial activity not only on an attached site but also in the space in the vicinity of the attached site, and an antimicrobial method using the sheet. The antimicrobial adhesive sheet has a moisture permeability of at least 1,000 g/m2·24 hrs as the whole sheet, where a non-aqueous adhesive layer containing a vaporizable antimicrobial agent is formed on one side of the support. As the support, non-woven fabric and porous plastic sheet are preferable. In case of non-porous plastic sheet, polyurethane resins and polyamide resins are preferably used. As the vaporizable antimicrobial agent, hinokitiol is preferable and inclusion compounds thereof may also be used. As the adhesive, an acrylic adhesive prepared by polymerizing a (meth)acrylic acid alkyl ester as the main component is preferably used.Type: ApplicationFiled: October 13, 2004Publication date: April 21, 2005Inventors: Atsushi Hamada, Katsuhiro Okada, Takashi Kinoshita, Tokuji Nakanishi, Yukimasa Sawada
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Publication number: 20050031860Abstract: To provide a pressure-sensitive adhesive sheet that is free of swelling or deformation of a substrate due to migration of a liquid component from the pressure-sensitive adhesive layer and has acceptable processability, the pressure-sensitive adhesive sheet includes a carrier film; an elastomer film provided on one surface of the carrier film; and a pressure-sensitive adhesive layer provided on the elastomer film, in which the pressure-sensitive adhesive layer includes a composition that contains an acrylic polymer as a main component and a compatible component being compatible with the acrylic polymer and liquid or paste-like at room temperature, and in which the carrier film has a heat shrinkage of 3.0% or more and 4.5% or less in the longitudinal direction and 1.2% or more and 4.2% or less in the transverse direction.Type: ApplicationFiled: August 2, 2004Publication date: February 10, 2005Inventors: Katsuhiro Okada, Yasuyuki Sasaki, Seishi Suzuki, Masayoshi Kuniya
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Patent number: 6787681Abstract: An adhesive sheet for application on skin contains a supporting film, an elastomer film and an adhesive layer laminated in this order, wherein the adhesive layer mainly contains an acrylic polymer and both the adhesive layer and the supporting film contain a component compatible with the acrylic polymer and liquid or pasty at ordinary temperature.Type: GrantFiled: December 12, 2002Date of Patent: September 7, 2004Assignee: Nitto Denko CorporationInventors: Yoshihide Murakami, Katsuhiro Okada
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Publication number: 20040066637Abstract: A wiring substrate of the present invention includes a short ring (SR) formed along a periphery of the substrate, an independent line pattern (e.g., a gate terminal) that is coplanar with and independent of SR, a continuous line pattern (e.g., a storage capacitor stem) that is located closest to the independent line pattern and is coplanar and continuous with SR, and an insulating film covering the independent line pattern and the continuous line pattern. The insulating film includes a first through hole reaching the independent line pattern and a second through hole reaching the continuous line pattern.Type: ApplicationFiled: September 17, 2003Publication date: April 8, 2004Inventors: Hajime Imai, Osamu Sugimoto, Katsuhiro Okada, Isao Ogasawara
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Publication number: 20030224160Abstract: A pressure sensitive adhesive sheet which has a moderate adhesive strength, does hardly add physical stimuli to the adherend at the time of peeling and also has such a good processing suitability that the support does not generate swelling deformation by transfer of a liquid component from the adhesive layer. The pressure sensitive adhesive sheet has an adhesive layer formed from a resin composition comprising an acrylic acid ester polymer, a carboxylic acid ester having 16 or more carbon atoms which is compatible with the acrylic acid ester polymer and is liquid or paste at ordinary temperature, and a crosslinking component, and a film supporting the adhesive layer, comprising a polyether urethane resin obtained by allowing a polyol component to react with a polyisocyanate component, wherein the polyol component constituting the urethane resin contains at least one kind of polyether polyol having a polyoxyalkylene backbone represented by a specified repeating unit.Type: ApplicationFiled: May 23, 2003Publication date: December 4, 2003Applicant: NITTO DENKO CORPORATIONInventors: Yoshihide Murakami, Katsuhiro Okada
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Publication number: 20030124343Abstract: An adhesive sheet for application on skin contains a supporting film, an elastomer film and an adhesive layer laminated in this order, wherein the adhesive layer mainly contains an acrylic polymer and both the adhesive layer and the supporting film contain a component compatible with the acrylic polymer and liquid or pasty at ordinary temperature.Type: ApplicationFiled: December 12, 2002Publication date: July 3, 2003Applicant: NITTO DENKO CORPORATIONInventors: Yoshihide Murakami, Katsuhiro Okada
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Publication number: 20020155284Abstract: A substrate film for an adhesive sheet containing an elastomer resin and a hydrophilic polymer having a tensile modulus of elasticity higher than that of the elastomer resin and/or 8 to 100 parts by weight per 100 parts by weight of the elastomer of inorganic fine particles having an average diameter size of 15 &mgr;n or less are added. An adhesive sheet is formed by providing an adhesive layer on the film. The adhesive sheet prepared using the film containing the hydrophilic polymer as a substrate has sufficient flexibility and sufficient skin follow-up property after its application, while sufficiently satisfying processability in producing the adhesive sheet and handling property in adhering.Type: ApplicationFiled: December 28, 2001Publication date: October 24, 2002Applicant: NITTO DENKO CORPORATIONInventors: Yoshihide Murakami, Katsuhiro Okada
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Patent number: 6448863Abstract: The differential transmission cable comprises a cable having at least one pair of differential transmission lines, one or more transmission transformers, and connectors at both ends, the transmission transformer having an integrally sintered laminate structure and a coupling coefficient of 0.65 to 0.98 at 100 MHz, the distance between a center of the transmission transformer and a tip end of the closest connector being within 0.1 m, and the distance between a center of the transmission transformer and a tip end of the farthest connector or between a center of the transmission transformer and a center of the other transmission transformer being 0.5 to 4 m. The transmission transformer is mounted onto a substrate, which is inserted into the connector or a housing of the connector having lands or a positioning holder. After wiring, the connector including the substrate is integrally resin-molded.Type: GrantFiled: April 21, 2000Date of Patent: September 10, 2002Assignee: Hitachi Metals, Ltd.Inventors: Tomomi Ogawa, Toshikazu Nishiyama, Hirokazu Araki, Katsuhiro Okada, Yasuo Tani, Osamu Ikemoto
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Publication number: 20020061948Abstract: The present invention provides an adhesive tape or sheet for application to skin, which is made of an adhesive composition containing an acrylic copolymer having a specific composition and a specific carboxylic acid ester, wherein the acrylic copolymer has a gel fraction adjusted to a specific range. The adhesive tape or sheet for skin of the present invention can be used for first aid adhesive plasters, surgical tapes, large adhesive plasters with a pad, dressing materials and the like.Type: ApplicationFiled: August 29, 2001Publication date: May 23, 2002Applicant: Nitto Denko CorporationInventors: Yoshihide Murakami, Katsuhiro Okada
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Patent number: 6372339Abstract: A substrate film for an adhesive sheet containing an elastomer resin and a hydrophilic polymer having a tensile modulus of elasticity higher than that of the elastomer resin and/or 8 to 100 parts by weight per 100 parts by weight of the elastomer of inorganic fine particles having an average diameter size of 15 &mgr;m or less are added. An adhesive sheet is formed by providing an adhesive layer on the film. The adhesive sheet prepared using the film containing the hydrophilic polymer as a substrate has sufficient flexibility and sufficient skin follow-up property after its application, while sufficiently satisfying processability in producing the adhesive sheet and handling property in adhering.Type: GrantFiled: October 13, 1999Date of Patent: April 16, 2002Assignee: Nitto Denko CorporationInventors: Yoshihide Murakami, Katsuhiro Okada
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Patent number: 6074575Abstract: A thin film electro-luminescence composition comprising an alkaline earth metal thiogallate represented by the following compositional formula: ##EQU1## wherein M.sup.1 is Sr or Ba; RE is a lanthanoid element; a and b are integers which are different from each other; and wherein x is 0.001 to 0.1 with the proviso that ##EQU2## is excluded or comprising an alkaline earth metal thioaluminate represented by the following compositional formula: ##EQU3## wherein M.sup.2 is Ca, Sr or Ba; RE is a lanthanoid element; c and d are integers which may be different from each other; and wherein y is 0.001 to 0.1,and a thin film electro-luminescence device comprising said thin film electro-luminescence composition as a luminescence layer.Type: GrantFiled: March 24, 1998Date of Patent: June 13, 2000Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Akiko Sugioka, Noriyuki Takahashi, Isamu Yashima, Makoto Higuchi, Akiyoshi Mikami, Kousuke Terada, Katsuhiro Okada