Patents by Inventor Hiroko Sakurai
Hiroko Sakurai 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: 11912964Abstract: The present invention is a contact lens treatment solution containing the following copolymer A and copolymer B in a ratio of A/B=1000/1 to 2/1 (by weight). According to the present invention, there can be provided a contact lens treatment solution capable of removing dirt having adhered to contact lens surfaces and capable of imparting persisting hydrophilicity to contact lens surfaces, by simple immersion treatment. Copolymer A: a copolymer obtained by copolymerization of a monomer (a) represented by formula (1) and a monomer (b) represented by formula (2), in which the copolymerization ratio of the monomer (a) to the monomer (b), a/b=7/3 to 9/1 (by mol), and having a weight-average molecular weight of 400,000 to 700,000.Type: GrantFiled: September 11, 2019Date of Patent: February 27, 2024Assignee: NOF CORPORATIONInventors: Hirotaka Suzuki, Hiroko Kawasaki, Shunsuke Sakurai
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Patent number: 10339255Abstract: A program development support device includes: a first display control module that displays, in response to selection of any input/output unit connected to the safety controller, a first image object representing an external appearance and input/output terminals of the selected input/output unit; and a second display control module that displays, together with the first image object, a second image object representing a safety device and a circuit configuration of the safety device, the safety device being set to be allocated to any of the input/output terminals of the selected input/output unit. For an input/output terminal to which each safety device is allocated, the input/output terminal represented by the first image object and the circuit configuration represented by the second image object are displayed in association with each other by the program development support device.Type: GrantFiled: January 24, 2017Date of Patent: July 2, 2019Assignee: OMRON CORPORATIONInventors: Hiroko Sakurai, Nobuyuki Takuma, Ryosuke Fujimura, Hiromu Suganuma, Asahi Matsui
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Publication number: 20170262568Abstract: A program development support device includes: a first display control module that displays, in response to selection of any input/output unit connected to the safety controller, a first image object representing an external appearance and input/output terminals of the selected input/output unit; and a second display control module that displays, together with the first image object, a second image object representing a safety device and a circuit configuration of the safety device, the safety device being set to be allocated to any of the input/output terminals of the selected input/output unit. For an input/output terminal to which each safety device is allocated, the input/output terminal represented by the first image object and the circuit configuration represented by the second image object are displayed in association with each other by the program development support device.Type: ApplicationFiled: January 24, 2017Publication date: September 14, 2017Applicant: OMRON CorporationInventors: Hiroko SAKURAI, Nobuyuki TAKUMA, Ryosuke FUJIMURA, Hiromu SUGANUMA, Asahi MATSUI
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Publication number: 20140329950Abstract: An object of the present invention is to provide a resin composition for adhesives, the resin composition mainly containing a resin that has a good adhesive strength or a good oxygen-barrier property, and an adhesive obtained by applying the resin composition onto a film. The object is achieved by providing a resin composition for adhesives, the resin composition containing (A) a resin that has, as functional groups, two or more hydroxyl groups per molecule, (B) an isocyanate compound that has, as functional groups, two or more isocyanate groups per molecule, and (C1) a plate-like inorganic compound or (C2) a light-blocking agent that can block light having a wavelength of 350 nm or less, and an adhesive obtained by curing the resin composition for adhesives.Type: ApplicationFiled: August 10, 2012Publication date: November 6, 2014Applicant: DIC CORPORATIONInventors: Mutsuhiro Shimoguchi, Michiya Nakashima, Keiichi Ozono, Hidemi Nakamura, Hiroko Sakurai
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Patent number: 7858159Abstract: The photocurable composition for a sealant of the present invention includes a compound represented by general formula (1): A1-Y1—B1—Y2-A2??(1) (wherein A1 and A2 each represents, independently, a monovalent group having a cyclic ?-electron conjugated structure; Y1 and Y2 each represents, independently, a divalent group represented by general formula (4); and B1 represents (i) a divalent alicyclic hydrocarbon group, (ii) a divalent aromatic hydrocarbon group, (iii) a divalent heterocyclic group, (iv) a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, or (v) a divalent group in which two or more group selected from the group consisting of a divalent alicyclic hydrocarbon group, a divalent aromatic hydrocarbon group, a divalent heterocyclic group, a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, a carbonyl group, an ether group, a thioether group, and a SO2 group are linked).Type: GrantFiled: August 30, 2006Date of Patent: December 28, 2010Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Hisayosi Arai, Hiroko Sakurai
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Publication number: 20090131550Abstract: The photocurable composition for a sealant of the present invention includes a compound represented by general formula (1): A1-Y1—B1—Y2-A2??(1) (wherein A1 and A2 each represents, independently, a monovalent group having a cyclic ?-electron conjugated structure; Y1 and Y2 each represents, independently, a divalent group represented by general formula (4); and B1 represents (i) a divalent alicyclic hydrocarbon group, (ii) a divalent aromatic hydrocarbon group, (iii) a divalent heterocyclic group, (iv) a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, or (v) a divalent group in which two or more group selected from the group consisting of a divalent alicyclic hydrocarbon group, a divalent aromatic hydrocarbon group, a divalent heterocyclic group, a divalent aliphatic hydrocarbon group of 1 to 6 carbon atoms, a carbonyl group, an ether group, a thioether group, and a SO2 group are linked).Type: ApplicationFiled: August 30, 2006Publication date: May 21, 2009Applicant: DAINIPPON INK AND CHEMICALS, INC.Inventors: Hisayosi Arai, Hiroko Sakurai
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Patent number: 5885743Abstract: Disclosed are an electrophotographic toner which is a spherical particle comprising a binder resin having encapsulated therein a colorant and has a volume average particle size of from 3 to 12 .mu.m, the binder resin being a non-crosslinked styrene-acrylic resin having an acid value of from 30 to 120, containing from 5 to 60% by weight of the components having a molecular weight in terms of polystyrene by gel permeation chromatography of 200,000 or more and having a ratio (Mw/Mn) of the weight-average molecular weight Mw to the number-average molecular weight Mn of from 4 to 30; and a process for preparing an electrophotographic toner comprising spherical particles having a volume average grain size of from 3 to 12 .mu.Type: GrantFiled: November 26, 1997Date of Patent: March 23, 1999Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Hitoshi Takayanagi, Hiroko Sakurai, Kazuo Itoya, Kinji Shinzo, Yukiko Soma, Kenichi Hirabayashi, Koichiro Matsuki, Minoru Nomura, Takashi Ito, Hiroyuki Ohminato
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Patent number: 5581685Abstract: A method of structuring definition files for a hierarchical-structure menu system including steps for providing menu display definition files for each corresponding menu display. Each of the menu display definition files define displayed menu items corresponding to another hierarchical level and processes to be performed by a corresponding menu item.Type: GrantFiled: December 13, 1994Date of Patent: December 3, 1996Assignee: Fujitsu LimitedInventor: Hiroko Sakurai
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Patent number: 5089515Abstract: A lipid-peroxide formation inhibitor useful as a preventive medicine and/or therapeutic medicine against various ischemic diseases and accompanying diseases such as various brain diseases, heart diseases and peripheral circulatory diseases and novel pyrazolone derivatives having such inhibitory activity and their pharmaceutically acceptable salts.Type: GrantFiled: October 31, 1990Date of Patent: February 18, 1992Assignee: Mitsubishi Kasei CorporationInventors: Yasuhiro Morinaka, Hiroyoshi Nishi, Toshiaki Watanabe, Satoshi Yuki, Hiroko Sakurai, Yoshio Hayashi, Nobuko Fukushima
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Patent number: 4990619Abstract: A lipid-peroxide formation inhibitor useful as a preventive medicine and/or therapeutic medicine against various ischemic diseases and accompanying diseases such as various brain diseases, heart diseases and peripheral circulatory diseases and novel pyrazolone derivatives having such inhibitory activity and their pharmaceutically acceptable salts.Type: GrantFiled: December 18, 1989Date of Patent: February 5, 1991Assignee: Mitsubishi Kasei CorporationInventors: Yasuhiro Morinaka, Hiroyoshi Nishi, Toshiaki Watanabe, Satoshi Yuki, Hiroko Sakurai, Yoshio Hayashi, Nobuko Fukushima
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Patent number: 4906644Abstract: A lipid-peroxide formation inhibitor useful as a preventive medicine and/or therapeutic medicine against various ischemic diseases and accompanying diseases such as various brain diseases, heart diseases and peripheral circulatory diseases and novel pyrazolone derivatives having such inhibitory activity and their pharmaceutically acceptable salts.Type: GrantFiled: November 20, 1987Date of Patent: March 6, 1990Assignee: Mitsubishi Kasei CorporationInventors: Yasuhiro Morinaka, Hiroyoshi Nishi, Toshiaki Watanabe, Satoshi Yuki, Hiroko Sakurai, Yoshio Hayashi, Nobuko Fukushima
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Patent number: 4857542Abstract: A prophylactic and therapeutic agent for circulatory disorders, comprising a pyrazolone derivative of the formula: ##STR1## wherein R.sub.1 represents a hydrogen atom, an aryl group, an alkyl group having 1 to 5 carbon atoms or an alkoxycarbonylalkyl group having a total carbon number of 3 to 6; R.sub.2 represents a hydrogen atom, an aryloxy group, an arylmercapto group, an alkyl group having 1 to 5 carbon atoms or hydroxyalkyl group having 1 to 3 carbon atoms; or R.sub.1 and R.sub.2 taken together represent an alkylene group having 3 to 5 carbon atoms; R.sub.Type: GrantFiled: November 19, 1987Date of Patent: August 15, 1989Assignee: Mitsubishi Chemical Industries LimitedInventors: Hiroyoshi Nishi, Toshiaki Watanabe, Satoshi Yuki, Yasuhiro Morinaka, Katsuhiko Iseki, Hiroko Sakurai