Patents by Inventor Makoto Nakahara

Makoto Nakahara 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: 20070259589
    Abstract: A liquid crystal display panel manufacturing apparatus is provided with a stage for fixing a substrate having an optical film adhered to at least one of surfaces of the substrate. The stage has a suction hole for attracting the substrate by suction. The stage has an interposition member located around a region provided with the suction hole, and the interposition member has a closed frame-like form in a plan view. A display panel manufacturing apparatus that can stably fix the substrate is provided.
    Type: Application
    Filed: December 26, 2005
    Publication date: November 8, 2007
    Applicant: Sharp Kabushiki Kaisha
    Inventors: Akinori Izumi, Kazuya Kaida, Koji Yamabuchi, Makoto Nakahara, Nobuo Sasaki
  • Patent number: 7253131
    Abstract: The invention provides a curing resin composition to be used for a sealant or an end-sealing material for a display element, which comprises a curing resin together with a photopolymerization initiator and/or a curing agent and, has a carbonyl group derived from a (meth)acryl group together with an epoxy group and/or a hydroxyl group derived from an epoxy group and, a cured product of which has nitrogen atoms at a ratio of 3 to 10% by atom in the total of carbon atoms, hydrogen atoms and nitrogen atoms in the composition; a volume resistance of 1×1013 ?·cm or higher; a dielectric constant of 3 or higher at 100 kHz; and a glass transition temperature of 80 to 150° C.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: August 7, 2007
    Assignees: Sekisui Chemical Co., Ltd., Sharp Kabushiki Kaisha
    Inventors: Takashi Watanabe, Yuichi Oyama, Takuya Yamamoto, Nobuo Sasaki, Tazoh Ikeguchi, Makoto Nakahara
  • Patent number: 7243601
    Abstract: A printing plate includes, on the printing surface of a raised part, grooves passing through from one side to another thereof. Preferably, the grooves are parallel to each other and equally spaced apart. More preferably the raised part is in the shape of a nearly-rectangular frame, and the grooves are provided such that one side of the near-rectangle and the longitudinal direction of the grooves form an angle of 45°.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: July 17, 2007
    Assignees: Sharp Kabushiki Kaisha, Hitachi Plant Technologies, Ltd., Komura Tech Co., Ltd.
    Inventors: Mitsuaki Morimoto, Makoto Nakahara, Naoto Yokoyama, Shinichiro Kawabe, Masaru Mitsumoto, Yuichi Komura, Yoshimi Saito
  • Publication number: 20070096056
    Abstract: A one component resin composition curable with a combination of light and heat, which comprises (1) an epoxy resin, (2) an acrylic ester monomer and/or methacrylic ester monomer, or an oligomer thereof, (3) a latent epoxy curing agent, (4) a photo radical initiator, and (5) a compound having two or more thiol groups per molecule, wherein the ingredient (5) is contained in an amount of 0.001 to 5.0 parts by weight per 100 parts by weight of this resin composition. According to the present invention, a one component resin composition curable with a combination of light and heat, which has excellent curability especially in a light-shielded area can be provided. Also, a liquid crystal sealant composition curable with a combination of light and heat, which is applicable to the one-drop-fill method and has excellent curability in light-shielded areas and adhesion reliability, especially high-temperature and high-humidity adhesion reliability, can be provided.
    Type: Application
    Filed: November 25, 2004
    Publication date: May 3, 2007
    Applicants: MITSUI CHEMICALS, INC., SHARP KABUSHIKI KAISHA
    Inventors: Fumito Takeuchi, Takahisa Miyawaki, Kenji Itou, Kenichi Yashiro, Kei Nagata, Souta Itou, Tazo Ikeguchi, Nobuo Sasaki, Makoto Nakahara
  • Patent number: 7208026
    Abstract: To provide a heat resistant filter of which the reduction of tensile strength and folding endurance is small even when used as a filter material for a filter used at high temperatures, failure of the filter material is difficult even when used at high temperatures, and which is capable of achieving a long life. The heat resistant filter contains: a heat resistant organic fiber base material, and a resin composition which contains an alkaline substance and which adheres to the heat resistant organic fiber base material.
    Type: Grant
    Filed: August 8, 2002
    Date of Patent: April 24, 2007
    Assignees: Dainippon Ink and Chemicals, Inc., Toray Industries, Inc.
    Inventors: Tomoaki Ohya, Makoto Nakahara
  • Patent number: 7202923
    Abstract: A liquid crystal fabrication method includes the steps of: dropping liquid crystal on a first substrate at an upper surface inside regions enclosed by a sealing agent disposed thereon; overlaying a second substrate on the first substrate downward to stick the substrates together; sticking a polarizing plate on an upper surface of the first and second substrates; and collectively dividing the first and second substrates and the polarizing plate.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: April 10, 2007
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Koji Yamabuchi, Makoto Nakahara, Akinori Izumi
  • Publication number: 20070054066
    Abstract: A circularly polarizing plate includes a ?/4 phase difference plate and a linearly polarizing plate overlaid on a main surface of the ?/4 phase difference plate and having an absorption axis forming an angle of about 45° with respect to a lagging axis of the ?/4 phase difference plate. The ?/4 phase difference plate has reverse wavelength dispersion characteristics and an Nz coefficient of 1.6 or more. Employment of this structure can provide the circularly polarizing plate having good view angle characteristics and a vertical alignment type of liquid crystal display panel having the same.
    Type: Application
    Filed: October 20, 2004
    Publication date: March 8, 2007
    Inventors: Naru Usukura, Manabu Abiru, Takayuki Natsume, Koji Yamabuchi, Makoto Nakahara
  • Publication number: 20070021524
    Abstract: It is an object of the invention to provide a curing resin composition that scarcely causes pollution of a liquid crystal owing to elution of its components to the liquid crystal material and therefore, causes little unevenness of color in liquid crystal display in the case of using it as a sealant for a liquid crystal display element or an end-sealing material for a liquid crystal display element in fabrication of a liquid crystal display element and that is excellent in the storage stability and therefore, optimum for fabrication of a display apparatus especially by one drop fill process and to provide a sealant for a display element and an end-sealing material for a display element using the composition.
    Type: Application
    Filed: July 14, 2006
    Publication date: January 25, 2007
    Applicants: Sekisui Chemical Co., Ltd., Sharp Kabushiki Kaisha
    Inventors: Takashi Watanabe, Yuichi Oyama, Takuya Yamamoto, Nobuo Sasaki, Tazoh Ikeguchi, Makoto Nakahara
  • Publication number: 20070013858
    Abstract: A liquid crystal fabrication method includes the steps of: dropping liquid crystal on a first substrate at an upper surface inside regions enclosed by a sealing agent disposed thereon; overlaying a second substrate on the first substrate downward to stick the substrates together; sticking a polarizing plate on an upper surface of the first and second substrates; and collectively dividing the first and second substrates and the polarizing plate.
    Type: Application
    Filed: September 20, 2006
    Publication date: January 18, 2007
    Applicant: Sharp Kabushiki Kaisha
    Inventors: Koji Yamabuchi, Makoto Nakahara, Akinori Izumi
  • Patent number: 6991324
    Abstract: In a solution emitting head for emitting a solution through an outlet, having a main body including a cavity, a cover attached to the main body in such a manner that the cover covers the cavity to form a chamber so that the solution is stored in the chamber temporarily before being emitted from the outlet, and a solution pressurizing device for pressurizing the solution in the chamber, the cover is fixedly attached to the main body by one of metal-to-metal bonding and an adhesive dissolution-resistant against the solution between the cover and the main body.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: January 31, 2006
    Assignees: Sharp Kabushiki Kaisha, Hitachi Industries Co., Ltd., JSR Corporation
    Inventors: Naoki Watase, Hironori Toyoshima, Tsuneyoshi Shimizu, Makoto Nakahara, Daisuke Ikesugi, Takatoshi Kira, Yoshihisa Ohta
  • Publication number: 20060016355
    Abstract: A flexographic printing plate includes a raised part (2) for transferring a printing substance to a printing substrate, the raised part (2) having a top surface and a side, the top surface and the side forming an angle of not less than 90° and not more than 105°. More preferably, the top surface and the side form an angle of not less than 95° and not more than 100°. A flexographic printer includes a flexographic printing plate as described above.
    Type: Application
    Filed: September 5, 2003
    Publication date: January 26, 2006
    Inventors: Yuji Saai, Takatoshi Kira, Mitsuaki Morimoto, Makoto Nakahara, Shinichiro Kawabe, Makoto Nakahara, Yuichi Komura, Yoshimi Saito
  • Patent number: 6961112
    Abstract: The present invention has its object to provide a method of spraying particles by which predetermined quantities of particles can be disposed on specified electrodes, in particular a method of spraying particles by which spacers can be sprayed in interelectrode gaps selectively even in the case of substrates comprising pattern-forming transparent electrodes, such as those used in liquid crystal display devices, and a method of producing liquid crystal display devices of high contrast and high display uniformity by which spacers can be disposed in interelectrode gaps without sacrificing the aperture ratio and by which spacers can be disposed on the substrate without irregularity to attain a uniform cell thickness over the whole substrate, as well as a particle spraying apparatus and a liquid crystal display device.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: November 1, 2005
    Assignees: Sekisui Chemical Co., Ltd., Sharp Kabushiki Kaisha
    Inventors: Kazuya Yoshimura, Makoto Nakahara, Takatoshi Kira, Daisuke Ikesugi, Akihiko Tateno, Hiroyuki Nakatani, Masaki Ban, Hiroshi Murata, Masaaki Kubo
  • Patent number: 6961059
    Abstract: A graphics drawing device capable of reducing the amount of information transferred. In the graphics drawing device for drawing graphics, a first storage circuit stores coordinate information and attribute information about a main graphic which is an original graphic. A second storage circuit stores coordinate information and attribute information about one or two or more derivative graphics derived from the main graphic. A drawing circuit draws the main and derivative graphics in accordance with the information stored in the first and second storage circuits, and a control circuit controls the drawing process performed by the drawing circuit.
    Type: Grant
    Filed: February 28, 2003
    Date of Patent: November 1, 2005
    Assignee: Fujitsu Limited
    Inventor: Makoto Nakahara
  • Publication number: 20050199145
    Abstract: A printing plate (1) includes, on the printing surface of a raised part (2), grooves (3) passing through from one side to another thereof. Preferably, the grooves (3) are parallel to each other and equally spaced apart. More preferably the raised part (2) is in the shape of a nearly-rectangular frame, and the grooves (3) are provided such that one side of the near-rectangle and the longitudinal direction of the grooves (3) form an angle of 45°.
    Type: Application
    Filed: June 16, 2003
    Publication date: September 15, 2005
    Inventors: Mitsuaki Morimoto, Makoto Nakahara, Naoto Yokoyama, Shinichiro Kawabe, Masaru Mitsumoto, Yuichi Komura, Yoshimi Saito
  • Patent number: 6939431
    Abstract: Pastes for circuit connections and anisotropic conductive pastes that are excellent in storage stability and dispenser application properties, can be free of voids, bubbles and bleeding on thermocompression bonding and can give cured products having high bonding and connection reliability at high temperatures and high humidity, and the ability to be repaired. The paste for circuit connection contains an epoxy resin, an acid anhydride curing agent or a phenolic curing agent, and high-softening point fine particles. The anisotropic conductive paste additionally contains conductive particles. The method of using the paste for circuit connection or the anisotropic conductive paste involves connecting an electric circuit wiring formed on a substrate with an electric circuit wiring formed on another substrate with the paste for circuit connection or the anisotropic conductive paste.
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: September 6, 2005
    Assignees: Mitsui Chemicals, Inc., Sharp Corporation
    Inventors: Yasushi Mizuta, Tatsuji Murata, Makoto Nakahara, Takatoshi Kira, Daisuke Ikesugi
  • Patent number: 6930746
    Abstract: The present invention has its object to provide a method of spraying particles by which predetermined quantities of particles can be disposed on specified electrodes, in particular a method of spraying particles by which spacers can be sprayed in interelectrode gaps selectively even in the case of substrates comprising pattern-forming transparent electrodes, such as those used in liquid crystal display devices, and a method of producing liquid crystal display devices of high contrast and high display uniformity by which spacers can be disposed in interelectrode gaps without sacrificing the aperture ratio and by which spacers can be disposed on the substrate without irregularity to attain a uniform cell thickness over the whole substrate, as well as a particle spraying apparatus and a liquid crystal display device.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: August 16, 2005
    Assignees: Sekiusi Chemical Co., Ltd., Sharp Kabushiki Kaisha
    Inventors: Kazuya Yoshimura, Makoto Nakahara, Takatoshi Kira, Daisuke Ikesugi, Akihiko Tateno, Hiroyuki Nakatani, Masaki Ban, Hiroshi Murata, Masaaki Kubo
  • Publication number: 20050167036
    Abstract: In a method of the present invention for holding a substrate in a vacuum, a glass substrate (5) is held by an adhesive pad (20) or an adhesive sheet, both of which are made from a material containing a diene based resin, whereby an adhesive agent is prevented from remaining on the substrate, and the adhesive sheet can be detached with ease from the substrate after assembling the substrates.
    Type: Application
    Filed: February 17, 2003
    Publication date: August 4, 2005
    Inventors: Naoto Yokoyama, Mitsuaki Morimoto, Makoto Nakahara, Takao Murayama, Akira Hirai, Satoshi Yawata
  • Publication number: 20050087727
    Abstract: A common transfer material is provided that is used for a common transfer electrode provided between electrodes formed adjacently on respective inner sides of paired substrates facing each other. The common transfer material contains a resin and electrically-conductive and has a content of non-electrically-conductive filler that is at least 0 part by mass and at most 1 part by mass with respect to 100 parts by mass of the resin. A liquid-crystal panel using the common transfer material as well as a method of manufacturing the liquid-crystal panel are provided. The common transfer material with which the reliability of the liquid-crystal panel can be improved, the liquid-crystal panel using the common transfer material and the method of manufacturing the liquid-crystal panel can thus be provided.
    Type: Application
    Filed: April 17, 2003
    Publication date: April 28, 2005
    Inventors: Nobuo Sasaki, Tazoh Ikeguchi, Makoto Nakahara
  • Patent number: 6844275
    Abstract: The object of this invention is to provide a heat resistant fabric having high stiffness at high temperature and also high chemicals resistance. The heat resistant fabric of this invention is a fabric consisting of heat resistant fibers, characterized in that the contacts between the fibers constituting the fabric are bound by means of an inorganic binder. Furthermore, a preferable process for preparing the heat resistant fabric of this invention comprises the steps of impregnating a fabric consisting of heat resistant fibers with a sodium silicate aqueous solution, and drying in an atmosphere containing carbon dioxide, to bind the contacts between the fibers constituting the fabric by means of silicon oxide.
    Type: Grant
    Filed: September 3, 2001
    Date of Patent: January 18, 2005
    Assignee: Toray Industries, Inc.
    Inventors: Hideyuki Yamamoto, Makoto Nakahara
  • Publication number: 20040257520
    Abstract: The present invention has its object to provide a method of spraying particles by which predetermined quantities of particles can be disposed on specified electrodes, in particular a method of spraying particles by which spacers can be sprayed in interelectrode gaps selectively even in the case of substrates comprising pattern-forming transparent electrodes, such as those used in liquid crystal display devices, and a method of producing liquid crystal display devices of high contrast and high display uniformity by which spacers can be disposed in interelectrode gaps without sacrificing the aperture ratio and by which spacers can be disposed on the substrate without irregularity to attain a uniform cell thickness over the whole substrate, as well as a particle spraying apparatus and a liquid crystal display device.
    Type: Application
    Filed: April 15, 2004
    Publication date: December 23, 2004
    Applicants: Sharp Kabushiki Kaisha, Sekisui Chemical Co., Ltd.
    Inventors: Kazuya Yoshimura, Makoto Nakahara, Takatoshi Kira, Daisuke Ikesugi, Akihiko Tateno, Hiroyuki Nakatani, Masaki Ban, Hiroshi Murata, Masaaki Kubo