Patents by Inventor Masahiro Imaizumi

Masahiro Imaizumi 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).

  • Publication number: 20110242361
    Abstract: A game device according to the present embodiment includes a camera as image pick-up means. An inner camera is accommodated in an upper housing. In addition, a microphone hole is provided in an inner surface of the upper housing so as to sense external sound through a microphone.
    Type: Application
    Filed: October 1, 2008
    Publication date: October 6, 2011
    Applicant: NINTENDO CO., LTD.
    Inventors: Masato Kuwahara, Kazunori Koshiishi, Yui Ehara, Ryo Fukasawa, Masahiro Imaizumi, Yoshihiro Matsushima, Yuki Onozawa, Hiroyuki Kono, Yoshihiro Iwasa, Tomohiro Kawase, Yusuke Akifusa, Tomohisa Saito
  • Patent number: 7824746
    Abstract: A liquid crystal sealing material comprising (a) a radiation curable resin represented by the general formula (1) below, (b) a photopolymerization initiator and (c) a filler having an average particle diameter of not more than 3 ?m. (In the formula (1), R1 represents a hydrogen atom or a methyl group; R2 may be the same or different and represents a hydrogen atom, a halogen atom, a hydroxyl group, a monovalent linear, branched or cyclic alkyl group having 1-10 carbon atoms or an alkoxy group having 1-10 carbon atoms; m represents an integer of 1-4; R3 represents a hydrogen atom or a methyl group; R4 represents a linear, branched or cyclic alkyl group having 1-10 carbon atoms; 1 represents a range of positive numbers from 1 to 5; and the repeating unit number n represents a range of positive numbers from 0 to 20.
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: November 2, 2010
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Masahiro Imaizumi, Yasumasa Akatuka, Naoyuki Ochi, Eiichi Nishihara, Masaru Kudou, Toyohumi Asano, Naoki Toneda, Masahiro Hirano
  • Patent number: 7678433
    Abstract: An objective of this application is to provide a sealant for liquid crystals witch is extremely less apt to contaminate liquid crystals and has high adhesion strength. This application discloses a sealant for liquid crystals comprising as essential ingredients (a) a radiation-curable resin represented by the general formula (1): wherein R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom, a halogen atom, a hydroxyl group, a linear, branch or cyclic monovalent alkyl group having 1 to 10 carbon atoms, or an alkoxy group having 1 to 10 carbon atoms, m represents an integer of 1 to 4, and may be the same or different, R3 represents a hydrogen atom or a methyl group, and the number n of the repeating units is a positive number in the range of 0 to 20; (b) a photopolymerization initiator; and (c) an inorganic filler having an average particle diameter of 3 ?m or less.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: March 16, 2010
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Naoyuki Ochi, Toyofumi Asano, Masahiro Imaizumi, Masaru Kudo, Eiichi Nishihara, Hiroo Koyanagi, Sumio Ichimura, Masahiro Hirano
  • Publication number: 20100007926
    Abstract: Identification information of another image communication apparatus is received, as transmitter information indicating a transmitter, from the another image communication apparatus, and display is performed so as to indicate the transmitter on display means in accordance with the transmitter information having been received, and a user is allowed to select whether or not an image is to be received from the another image communication apparatus having transmitted the transmitter information. Next, its own identification information is transmitted, as destination information indicating a destination, to the another image communication apparatus which is selected as the transmitter from which an image is to be received. An image is received from the another image communication apparatus to which the destination information is transmitted, and the received image is stored in storage means.
    Type: Application
    Filed: July 18, 2008
    Publication date: January 14, 2010
    Applicant: NINTENDO CO., LTD.
    Inventors: Masahiro Imaizumi, Hiroyuki Kono, Yoshihiro Iwasa
  • Publication number: 20090278974
    Abstract: A hand-held imaging apparatus 10 comprises a lower housing 11, an upper housing 21, an outer camera 25, a lower LCD 12, a touch panel 13, and change means. The upper housing 21 is foldably connected to the lower housing 11. The outer camera 25 is provided in an outer surface of the upper housing 21 when folded. The lower LCD 12 has a display screen which is provided in an inner surface of the lower housing 11 when folded, and displays a live image which is currently taken by the outer camera 25. The touch panel 13 is provided on the display screen of the lower LCD 12. The change means makes a change to the live image based on an input with respect to the touch panel 13.
    Type: Application
    Filed: July 24, 2008
    Publication date: November 12, 2009
    Applicant: NINTENDO CO., LTD.
    Inventors: Masato Kuwahara, Kazunori Koshiishi, Yui Ehara, Masahiro Imaizumi
  • Publication number: 20090275255
    Abstract: [Problems] To provide a liquid crystal sealing material having an extremely low possibility of contaminating liquid crystals and a high bond strength. [Means For Solving Problems] A liquid crystal sealing material comprising: (a) a resin obtained by (meth)acryloylating an epoxy resin (A) represented by formula (1); (b) a photopolymerization initiator; and (c) an inorganic filler having a mean particle diameter of 3 ?m or less, wherein a ratio of a p,p? isomer in a bisphenol F monomer unit constituting the epoxy resin (A) accounts for 40% or more, (wherein a repeating unit number z is in a range of 0 to 2).
    Type: Application
    Filed: December 20, 2005
    Publication date: November 5, 2009
    Inventors: Masahiro Imaizumi, Masaru Kudou, Makoto Ohla, Naoyuki Ochi, Eiichi Nishihara, Toyohumi Asano, Masahiro Hirano
  • Publication number: 20090188616
    Abstract: Disclosed is a sealing material for liquid crystals having high adhesion strength and excellent gap-forming power at bonding of panels. Also disclosed are a method for producing such a sealing material and a method for producing a liquid crystal display cell which is improved in productivity, high-speed response and reliability. The sealing material for liquid crystals is produced through a step wherein fine particles (D) having an average particle size of not more than 3 ?m are dispersed, using a wet dispersion unit (A), in a reactive resin (C) having an epoxy group and/or a (meth)acryloyl group which resin has been dissolved in a solvent (B) and a following step wherein the solvent (B) is removed.
    Type: Application
    Filed: March 20, 2009
    Publication date: July 30, 2009
    Inventors: Masahiro Imaizumi, Naoyuki Ochi, Toyofumi Asano, Eiichi Nishihara, Masahiro Hirano, Takumi Kobayashi
  • Patent number: 7521100
    Abstract: The present invention relates to a sealant for liquid crystals having extremely low contamination nature to a liquid crystal, excellent coatability and bondability to a substrate, long service life and pot life and high adhesive strength. A sealant for liquid crystals of the present invention is characterized by comprising (a) an epoxy resin represented by general formula (1): (wherein a represents an integer of 2 to 4; n represents 0 to 3 (average value); R represents a divalent hydrocarbon group of 2 to 6 carbon atoms; A represents a polyvalent aromatic group; and G represents a glycidyl group, provided that when n is 0, (a) an epoxy resin represented by general formula (1) is a bisphenol S-type.), (b) a thermo-curing agent, (c) and a filler having average particle diameter of not larger than 3 ?m.
    Type: Grant
    Filed: April 6, 2004
    Date of Patent: April 21, 2009
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Masahiro Imaizumi, Toyofumi Asano, Naoyuki Ochi, Masahiro Hirano, Sumio Ichimura, Masaru Kudo, Katsuhiko Oshimi, Masataka Nakanishi, Yasumasa Akatsuka, Eiichi Nishihara, Masayuki Itai
  • Patent number: 7521099
    Abstract: To provide a photopolymerization initiator having an extremely low possibility of contaminating liquid crystals, and a liquid crystal sealing material using such a photopolymerization initiator. A liquid crystal sealing material comprising (a) a reactive photopolymerization initiator represented by the general formula (1) and (b) a photocurable resin: (wherein R1 represents a divalent straight chain, branched or cyclic lower alkylene group having 1 to 10 carbon atoms or an arylene group; R2 represents a divalent straight chain, branched or cyclic lower alkylene group having 1 to 10 carbon atoms or an arylene group; Ar represents an arylene group; R3 represents a hydrogen atom or a methyl group; X and Y respectively represent O or S; and Z is a hydroxyl group or a morpholino group).
    Type: Grant
    Filed: August 31, 2005
    Date of Patent: April 21, 2009
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Naoyuki Ochi, Toyohumi Asano, Masahiro Imaizumi, Masaru Kudou, Eiichi Nishihara, Masahiro Hirano, Kouta Yoshii, Sumio Itimura, Makiko Kogo
  • Publication number: 20080305707
    Abstract: [Problems] To provide a radiation curable resin having an extremely low possibility of contaminating liquid crystals, and a liquid crystal sealing material using such a photopolymerization initiator. [Means for Solving Problems] A liquid crystal sealing material characterized by comprising (a) a radiation curable resin represented by the general formula (1) below, (b) a photopolymerization initiator and (c) a filler having an average particle diameter of not more than 3 ?m.
    Type: Application
    Filed: October 12, 2005
    Publication date: December 11, 2008
    Applicant: NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Masahiro Imaizumi, Yasumasa Akatuka, Naoyuki Ochi, Eiichi Nishihara, Masaru Kudou, Toyohumi Asano, Naoki Toneda, Masahiro Hirano
  • Publication number: 20070258033
    Abstract: [PROBLEMS] To provide a photopolymerization initiator having an extremely low possibility of contaminating liquid crystals, and a liquid crystal sealing material using such a photopolymerization initiator. [MEANS FOR SOLVING PROBLEMS] A liquid crystal sealing material comprising (a) a reactive photopolymerization initiator represented by the general formula (1) and (b) a photocurable resin: (wherein R1 represents a divalent straight chain, branched or cyclic lower alkylene group having 1 to 10 carbon atoms or an arylene group; R2 represents a divalent straight chain, branched or cyclic lower alkylene group having 1 to 10 carbon atoms or an arylene group; Ar represents an arylene group; R3 represents a hydrogen atom or a methyl group; X and Y respectively represent O or S; and Z is a hydroxyl group or a morpholino group).
    Type: Application
    Filed: August 31, 2005
    Publication date: November 8, 2007
    Inventors: Naoyuki Ochi, Toyohumi Asano, Masahiro Imaizumi, Masaru Kudou, Eiichi Nishihara, Masahiro Hirano, Kouta Yoshii, Sumio Itimura, Makiko Kogo
  • Publication number: 20070134498
    Abstract: The present invention relates to a resin composition for protective films which comprises an epoxy resin having two or more epoxy groups, a curing agent, a curing accelerator, a solvent, and a colloidal slurry of fine silica particles having an average particle diameter, as determined by conversion from the specific surface area, of 50 nm or smaller, a pH of 6 to 8, and an alkali metal content of 5 ppm or lower. The resin composition gives a protective film which satisfies adhesiveness and visible-light transmission, which are performances conventionally required. The protective film further has high surface smoothness even when the substrate surface is not smoothed. The resin composition has satisfactory storage stability and does not stain liquid crystal. Furthermore, a cured film obtained from the resin composition has excellent high-temperature resistance, especially ITO resistance.
    Type: Application
    Filed: October 6, 2004
    Publication date: June 14, 2007
    Applicant: NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Chie Umeyama, Yoshihiro Kawata, Masahiro Imaizumi, Masahiro Hirano
  • Publication number: 20070020405
    Abstract: An objective of this application is to provide a sealant for liquid crystals witch is extremely less apt to contaminate liquid crystals and has high adhesion strength. This application discloses a sealant for liquid crystals comprising as essential ingredients (a) a radiation-curable resin represented by the general formula (1): wherein R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom, a halogen atom, a hydroxyl group, a linear, branch or cyclic monovalent alkyl group having 1 to 10 carbon atoms, or an alkoxy group having 1 to 10 carbon atoms, m represents an integer of 1 to 4, and may be the same or different, R3 represents a hydrogen atom or a methyl group, and the number n of the repeating units is a positive number in the range of 0 to 20; (b) a photopolymerization initiator; and (c) an inorganic filler having an average particle diameter of 3 ?m or less.
    Type: Application
    Filed: May 18, 2004
    Publication date: January 25, 2007
    Inventors: Naoyuki Ochi, Toyofumi Asano, Masahiro Imaizumi, Masaru Kudo, Eiichi Nishihara, Hiroo Koyanagi, Sumio Ichimura, Masahiro Hirano
  • Publication number: 20060208219
    Abstract: The present invention relates to a sealant for liquid crystals having extremely low contamination nature to a liquid crystal, excellent coatability and bondability to a substrate, long service life and pot life and high adhesive strength. A sealant for liquid crystals of the present invention is characterized by comprising (a) an epoxy resin represented by general formula (1): (wherein a represents an integer of 2 to 4; n represents 0 to 3 (average value); R represents a divalent hydrocarbon group of 2 to 6 carbon atoms; A represents a polyvalent aromatic group; and G represents a glycidyl group, provided that when n is 0, (a) an epoxy resin represented by general formula (1) is a bisphenol S-type.), (b) a thermo-curing agent, (c) and a filler having average particle diameter of not larger than 3 ?m.
    Type: Application
    Filed: April 6, 2004
    Publication date: September 21, 2006
    Applicant: NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Masahiro Imaizumi, Toyofumi Asano, Naoyuki Ochi, Masahiro Hirano, Sumio Ichimura, Masaru Kudo, Katsuhiro Oshimi, Masataka Nakanishi, Yasumasa Akatsuka, Eiichi Nishihara, Masayuki Itai
  • Patent number: 6956100
    Abstract: An object of the present invention is to provide a polyamide resin composition from which the solvent is easily removed during film formation and which gives a film or adhesive layer reduced in residual solvent content. It is suitable for use especially as vanish. The composition and vanish are characterized by comprising as essential ingredients a phenolic hydroxyl group-having aromatic polyamide resin and a cycloalkanone as a solvent and preferably further containing a curable resin.
    Type: Grant
    Filed: October 18, 2001
    Date of Patent: October 18, 2005
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Masahiro Imaizumi, Toyofumi Asano, Masaki Shinmoto
  • Patent number: 6794031
    Abstract: A cover-lay film comprising a heat-resistant film and an adhesive layer, wherein the adhesive layer is formed of an epoxy resin composition containing (a) an epoxy resin, (b) a curing agent, (c) a phenolic hydroxyl-containing polyamide-poly(butadiene-acrylonitrile) copolymer, and (d) an ion capturing agent and having a glass transition temperature of 80° C. or higher after cure, and the heat-resistant film mainly comprises a polyimide containing a 3,3′,4,4′-biphenyltetracarboxylic acid component and a p-phenylenediamine component and has a specific coefficient of linear thermal expansion and a specific tensile modulus in both machine and transverse directions.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: September 21, 2004
    Assignees: Ube Industries, Ltd., Nippon Kayaku Co., Ltd.
    Inventors: Tooru Murakami, Toyofumi Asano, Masahiro Imaizumi
  • Publication number: 20040166326
    Abstract: An object of the present invention is to provide an epoxy resin composition which has high flexibility, can be molded to a thin membrane, and can become a noninflammable cured product.
    Type: Application
    Filed: February 26, 2004
    Publication date: August 26, 2004
    Inventors: Yasumasa Akatsuka, Toyofumi Asano, Masahiro Imaizumi, Katsuhiko Oshimi, Syouichi Tomida
  • Patent number: 6723801
    Abstract: An object of the present invention is to provide an epoxy resin composition which has high flexibility, can be molded to a thin membrane, and can become a noninflammable cured product. The present invention comprises a polyphenol compound obtained by reacting to condense phenol with bischloromethyl biphenyl or bismethoxymethyl biphenyl, removing unreacted phenol and then reacting with BCMB again, wherein the polyphenol compound has a weight-average molecular weight of 3,000 or more as determined by GPC, and using the polyphenol compound as an agent for curing an epoxy resin.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: April 20, 2004
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Yasumasa Akatsuka, Toyofumi Asano, Masahiro Imaizumi, Katsuhiko Oshimi, Syouichi Tomida
  • Publication number: 20040024124
    Abstract: An object of the present invention is to provide a polyamide resin composition from which the solvent is easily removed during film formation and which gives a film or adhesive layer reduced in residual solvent content. It is suitable for use especially as vanish. The composition and vanish are characterized by comprising as essential ingredients a phenolic hydroxyl group-having aromatic polyamide resin and a cycloalkanone as a solvent and preferably further containing a curable resin.
    Type: Application
    Filed: April 16, 2003
    Publication date: February 5, 2004
    Inventors: Masahiro Imaizumi, Toyofumi Asano, Masaki Shimoto
  • Publication number: 20030166796
    Abstract: The present invention is intended to provide cured articles which has excellent heat resistance and excellent flexibility, excellent adhesion, excellent dielectric properties and excellent toughness suitable laminates, metal foil-clad laminates, insulating materials for build-up substrates, flexible printed wiring boards, materials for flexible printed wiring boards, etc.
    Type: Application
    Filed: February 3, 2003
    Publication date: September 4, 2003
    Inventors: Masahiro Imaizumi, Toyofumi Asano, Masaki Shinmoto