Patents by Inventor Hiroshi Toyoda

Hiroshi Toyoda 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).

  • Patent number: 7314827
    Abstract: A method of manufacturing a semiconductor device according to an aspect of the present invention comprises forming a plated film on a substrate which has a recessed portion on its surface so as to bury in the recessed portion by a plating method; forming over the plated film a compressive stress-applying film which is composed of a material having a thermal expansion coefficient of 60% or less compared with a thermal expansion coefficient of a metal composing the plated film; heat-treating while applying a compressive stress to the plated film by the compressive stress-applying film; and removing the compressive stress-applying film and the plated film which is not buried in the recessed portion.
    Type: Grant
    Filed: July 15, 2005
    Date of Patent: January 1, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroshi Toyoda, Sachiyo Ito, Masahiko Hasunuma, Hisashi Kaneko
  • Publication number: 20070202699
    Abstract: A method for fabricating an electronic component, includes forming a seed film above a base body, cooling said seed film, and putting the cooled seed film into a plating solution to perform electro-plating with said seed film being as a cathode.
    Type: Application
    Filed: February 26, 2007
    Publication date: August 30, 2007
    Inventors: Hiroshi Toyoda, Masahiko Hasunuma
  • Patent number: 7242542
    Abstract: A filter of an electronic display device provides a clear image, the filter comprising an squarylium compound represent by formula (II): wherein R15 and R17 independently represent a hydrogen atom, a halogen atom, substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a nitro group, a cyano group, a hydroxyl group, a substituted or unsubstituted amino group, or a substituted or unsubstituted heterocyclic group; R16 and R18 independently represent an alkoxyalkoxyl-substituted alkyl group; R19 and R20 independently represent a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a nitro group, a cyano group, a hydroxyl group, a substituted or unsubstituted amino group, or a substituted or unsubstituted heterocyclic group; m represents an integer of
    Type: Grant
    Filed: July 3, 2003
    Date of Patent: July 10, 2007
    Assignee: Kyowa Hakko Chemical Co., Ltd.
    Inventors: Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Masanori Ikuta, Kyoko Katagi
  • Publication number: 20070148424
    Abstract: The present invention provides the photocatalyst sheet and the methods of welding and manufacturing the same, by which the substrate and resin of the photocatalyst-containing layer are not decomposed by photocatalyst particles, mutual welding of sheets is easy, and the photo-redox effect of a photocatalyst can be obtained. A photocatalyst sheet (1b) comprises a substrate (2) such as fiber and coated layers (3) on both sides of the substrate (2), and the coated layer (3) constitutes the photocatalyst-containing layer in which apatite-coated photocatalyst particles (4) are dispersed and fixed with resin. Here, the coated photocatalyst particles (4) on the surface of the photocatalyst-containing layer are so fixed as to have the parts exposed from the surface of the photocatalyst-containing layer.
    Type: Application
    Filed: December 10, 2004
    Publication date: June 28, 2007
    Applicant: Taiyo Kogyo Corporation
    Inventors: Hiroshi Toyoda, Kazuhiro Abe, Takayuki Nakata
  • Patent number: 7223521
    Abstract: Squarylium-metal chelate compounds as recording materials for optical recording media, and optical recording media using these compounds, which have excellent recording properties, light resistance and storage stability. The squarylium-metal chelate compound is represented by following Structural Formulas (1) and (2): In the formula (1), M represents a metal atom capable of coordinating; “a”, “b” and “c” each represents a squarylium dye ligand of formula (2), where “a” is different from “b”; and “c” may be the same as or different from “a” or “b”; and “m” represents 0 or 1. In the formula (2), R1 and R2 are the same or different and each represents an alkyl group, aralkyl group, aryl group or heterocyclic group, each of which may be substituted; and X represents an aryl group which may be substituted, a heterocyclic group which may be substituted, or Z3=CH—, wherein Z3 represents a heterocyclic group which may be substituted.
    Type: Grant
    Filed: February 11, 2004
    Date of Patent: May 29, 2007
    Assignees: Ricoh Company, Ltd., Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd.
    Inventors: Tohru Yashiro, Tomomi Ishimi, Tatsuo Mikami, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda
  • Publication number: 20060234024
    Abstract: The present invention provides a new photocatalyst sheet in which the substrates coated with fluorocarbon resin are readily weldable mutually, and also of the high antifouling and water-repellant property by coating the outermost surface of film/fabric structure with fluorocarbon resin containing a photocatalyst and a photocatalyst sheet comprises a substrate (2), a first fluorocarbon resin layer (3) coated on said substrate (2), a second fluorocarbon resin layer (4) coated on said first fluorocarbon resin layer (3), and a third fluorocarbon resin layer (5) containing photocatalyst coated on said second fluorocarbon resin layer (4). The melting point of the first fluorocarbon resin layer (3) may be higher than the melting points of the second and the third fluorocarbon resin layers (4), (5).
    Type: Application
    Filed: July 2, 2004
    Publication date: October 19, 2006
    Applicant: Taiyo Kogyo Corporation
    Inventors: Kazuhiro Abe, Hiroshi Toyoda, Takayuki Nakata, Eiichi Okamoto, Akira Fujishima, Kazuhito Hashimoto
  • Publication number: 20060199909
    Abstract: A process for producing a thermoplastic elastomer composition comprising the step of crosslinking dynamically at least the following components (A) to (C) in the presence of a crosslinking agent: (A) 10 to 50% by weight of an oil-extended ethylene-?-olefin-non-conjugated diene copolymer rubber having a density of 850 to 900 kg/m3, and a Mooney viscosity (ML1+4 100° C.) of 30 to 150, (B) 20 to 60% by weight of an ethylene-?-olefin copolymer having a density of 850 to 910 kg/m3, and a melt flow rate of 0.05 to 80 g/10 minutes measured at 230° C. under a load of 21.18 N, and (C) 20 to 60% by weight of a propylene resin, the total amount of the components (A) to (C) being 100% by weight; and an air-bag cover comprising a thermoplastic elastomer composition produced according to said process.
    Type: Application
    Filed: December 15, 2005
    Publication date: September 7, 2006
    Inventors: Hiroshi Toyoda, Noboru Komine, Hiroyuki Harada
  • Publication number: 20060113674
    Abstract: A semiconductor device, which is comprised of a copper wiring layer which is formed above a semiconductor substrate, a pad electrode layer which conducts electrically to the copper wiring layer and has an alloy, which contains copper and a metal whose oxidation tendency is higher than copper, formed to extend to the bottom surface, and an insulating protective film which has an opening extended to the pad electrode layer, is provided.
    Type: Application
    Filed: January 11, 2006
    Publication date: June 1, 2006
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Hiroshi Toyoda, Mitsuhiro Nakao, Masahiko Hasunuma, Hisashi Kaneko, Atsuko Sakata, Toshiaki Komukai
  • Patent number: 7041739
    Abstract: A thermoplastic elastomer composition characterized in that the composition comprises a resin component and at least two kinds of rubber components, wherein at least one kind of the rubber components makes a continuous phase and/or a network-like phase, and the remaining at least one kind of the rubber components makes an isolated phase; and a process for producing the same.
    Type: Grant
    Filed: March 20, 2002
    Date of Patent: May 9, 2006
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hiroshi Toyoda, Nobuo Oi, Eiji Nakaishi
  • Publication number: 20060068600
    Abstract: A method of manufacturing a semiconductor device according to an aspect of the present invention comprises forming a plated film on a substrate which has a recessed portion on its surface so as to bury in the recessed portion by a plating method; forming over the plated film a compressive stress-applying film which is composed of a material having a thermal expansion coefficient of 60% or less compared with a thermal expansion coefficient of a metal composing the plated film; heat-treating while applying a compressive stress to the plated film by the compressive stress-applying film; and removing the compressive stress-applying film and the plated film which is not buried in the recessed portion.
    Type: Application
    Filed: July 15, 2005
    Publication date: March 30, 2006
    Inventors: Hiroshi Toyoda, Sachiyo Ito, Masahiko Hasunuma, Hisashi Kaneko
  • Publication number: 20060063864
    Abstract: The present invention provides a filter of an electronic display device which selectively blocks light with wavelengths that degrade color purity and can provide a clear image, the filter comprising a squarylium compound represented by general formula (I): [wherein R1 represents a hydrogen atom, an alkyl group, or the like; R2, R3 and R4 each represent a hydrogen atom, a halogen atom, an alkyl group, or the like; and X represents a group represented by formula (A): (wherein R5, R6, R7, and R8 represent a hydrogen atom, a halogen atom, an alkyl group, or the like; and R9 and R10 represent a hydrogen atom, an alkyl group, or the like), or the like].
    Type: Application
    Filed: July 3, 2003
    Publication date: March 23, 2006
    Applicant: KYOWA HAKKO CHEMICAL CO., LTD
    Inventors: Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Masanori Ikuta, Kyoko Katagi
  • Patent number: 6998342
    Abstract: An electronic device manufacturing method comprises forming an insulating film above a substrate, forming a to-be-filled region which includes at least one of an interconnection groove and a hole in the insulating film, forming a first conductive film containing a catalyst metal which accelerates electroless plating, so as to line an internal surface of the to-be-filled region, forming a second conductive film on the first conductive film by the electroless plating, so as to line the internal surface of the to-be-filled region via the first conductive film, and forming a third conductive film on the second conductive film by electroplating, so as to fill the to-be-filled region via the first conductive film and the second conductive film.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: February 14, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tetsuo Matsuda, Hiroshi Toyoda, Hisashi Kaneko
  • Publication number: 20050272258
    Abstract: According to one aspect of the present invention, provided is a method of manufacturing a semiconductor device, including: forming a first metal film on a substrate having a recessed portion in a surface thereof, by a plating method so as to bury the first metal film in at least part of the recessed portion; forming a second metal film on the first metal film by a film deposition method different from the plating method, the second metal film including, as a main component, a metal that is a main component of the first metal film and containing an impurity whose concentration is lower than concentration of an impurity contained in the first metal film; heat-treating the first and second metal films; and removing the first and second metal films except portions buried in the recessed portion.
    Type: Application
    Filed: June 3, 2005
    Publication date: December 8, 2005
    Inventors: Toshiyuki Morita, Hiroshi Toyoda, Yoshitaka Matsui, Fumitoshi Ikegaya, Atsuko Sakata, Tomio Katata, Seiichi Omoto
  • Patent number: 6968866
    Abstract: A tent fabric comprising a woven fabric made of yarns containing kenaf fibers in an amount of 10 wt. % or more. The tent fabric after use can easily be recycled and hence contributes to resource saving and environmental protection.
    Type: Grant
    Filed: October 4, 2001
    Date of Patent: November 29, 2005
    Assignees: Taiyo Kogyo Corporation, Asahi Textile Co., Ltd.
    Inventors: Tsuyoshi Torii, Hiroshi Toyoda, Kenji Tada, Haruyoshi Kinoshita
  • Publication number: 20050241955
    Abstract: A substrate processing apparatus and a substrate processing method can appropriately control the charge of a substrate depending on the type of wet processing, thereby reducing defective processing due to static electricity on the surface of the substrate. The substrate processing apparatus includes: a static electricity adjustment section for adjusting static electricity on a substrate; and a wet processing apparatus for carrying out wet processing of the static electricity-adjusted substrate. The static electricity adjustment section removes static electricity from the substrate or charges the substrate into a desired charged state, for example.
    Type: Application
    Filed: April 22, 2005
    Publication date: November 3, 2005
    Inventors: Koji Mishima, Hidenao Suzuki, Kazufumi Nomura, Hisashi Kaneko, Hiroshi Toyoda
  • Patent number: 6936323
    Abstract: An optical recording medium includes a substrate and at least a recording layer deposited on or above the substrate, and the recording layer contains at least one formazan-metal chelate compound containing a formazan compound and a metal component; at least one squarylium-metal chelate compound containing a squarylium compound and a metal component; and at least one diarylamine compound.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: August 30, 2005
    Assignee: Ricoh Company, Ltd.
    Inventors: Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda
  • Publication number: 20050184627
    Abstract: A piezoelectric thin film device includes an amorphous metal film disposed on a substrate and a piezoelectric film disposed on the amorphous metal. One of crystal axis of the piezoelectric film is aligned in a direction perpendicular to a surface of the amorphous metal.
    Type: Application
    Filed: January 27, 2005
    Publication date: August 25, 2005
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kenya Sano, Ryoichi Ohara, Naoko Yanase, Takaaki Yasumoto, Kazuhiko Itaya, Takashi Kawakubo, Hiroshi Toyoda, Masahiko Hasunuma, Toshihiko Nagano, Kazuhide Abe, Michihiko Nishigaki, Hironobu Shibata
  • Publication number: 20050164120
    Abstract: The invention provides a photopolymerizable composition having a high photosensitivity, which comprises a metal complex of a squarylium compound, a radical generator, and a compound having at least one ethylenically unsaturated double bond. The photopolymerizable composition of the present invention is advantageously used for a visible laser recording material such as a PS (Presensitized Plate) for laser direct plate-making, a dry film resist, a digital proof, a hologram, or the like, a panchromatic sensitive material (e.g., a sensitive material for a color hologram and a sensitive material used for full-color display and containing a photopolymerizable composition in a microcapsule), paints, adhesives, and so on.
    Type: Application
    Filed: April 3, 2003
    Publication date: July 28, 2005
    Applicant: KYOWA HAKKO CHEMICAL CO., LTD.
    Inventors: Tsuguo Yamaoka, Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Masanori Ikuta, Kyoko Katagi
  • Publication number: 20050145500
    Abstract: According to an embodiment of the present invention, a plating apparatus, including: a plating solution tank configured to store a plating solution; a holder configured to hold a substrate on which a seed layer is formed in said plating solution tank; a first anode disposed in said plating solution tank, composed of a more anodic material in its oxidation-reduction potential than the oxidation-reduction potential of a metal composing the seed layer, and electrically connectable to the seed layer of the substrate held by said holder; and a second anode disposed in said plating solution tank, capable of applying a voltage between the seed layer of the substrate held by holder, is provided.
    Type: Application
    Filed: November 30, 2004
    Publication date: July 7, 2005
    Inventors: Hiroshi Toyoda, Yoshitaka Matsui, Kazuyuki Yahiro, Junsei Yamabe, Shiro Mishima, Takahito Nagamatsu
  • Publication number: 20050145482
    Abstract: An apparatus and a method for processing substrate are generally used for apparatuses for wet-type process of substrate, such as an electrolytic processing apparatus for use in forming interconnects by embedding a metal such as copper (Cu) or the like in fine interconnect patterns (recesses) that are formed in a substrate such as a semiconductor wafer and for use in forming bumps for electrical connections.
    Type: Application
    Filed: October 27, 2004
    Publication date: July 7, 2005
    Inventors: Hidenao Suzuki, Koji Mishima, Hiroyuki Kanda, Kazufumi Nomura, Kunihito Ide, Kazuyuki Yahiro, Hiroshi Toyoda, Tetsuo Matsuda