Patents by Inventor Yoshio Tadokoro

Yoshio Tadokoro 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: 11958420
    Abstract: A wire harness includes a wiring member, an exterior member through which the wiring member is inserted, and a protector that is fixed to a vehicle and holds the exterior member. The protector includes a holding member that holds the exterior member, a fixing member that is fixed to the vehicle, and a tubular member that is formed in a tubular shape and on which the holding member and the fixing member are disposed. At least one of the holding member or the fixing member includes a columnar structure that is formed in a columnar shape and is slidingly fittable into the tubular member.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: April 16, 2024
    Assignee: YAZAKI CORPORATION
    Inventors: Satoshi Enomoto, Tomokazu Kato, Yoshio Shionome, Shinichi Tadokoro
  • Patent number: 6869687
    Abstract: The present invention provides a recycled plastic article obtained by modifying the surface of a molded article formed from a collected plastic with a colored film which comprises an acrylic resin containing an ultraviolet absorber and has a thickness of from 50 ?m to 600 ?m. Plastics which are used widely in domestic electric products, automobile parts, industrial parts and the like and have various tones are modified with an acrylic resin film so colored to an extent as to provide color shielding of the ground collected resin, to collect the plastics and produce an article without being influenced by the color of the original materials.
    Type: Grant
    Filed: January 25, 2001
    Date of Patent: March 22, 2005
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Tadokoro, Mikio Kodama
  • Patent number: 6692821
    Abstract: The present invention provides an acrylic resin laminated film comprising a soft layer formed of an acrylic resin incorporated with rubber particles and having a flexural modulus of about 1,300 MPa or less, and a hard layer formed of an acrylic resin having a flexural modulus of about 1,800 MPa or more on at least one side of the soft layer, wherein the hard layer has a thickness of about 0.1 to about 30 &mgr;m and a ratio of the thickness of the hard layer to the overall thickness of the laminated film is about 50% or less. This acrylic resin laminated film has moderate surface hardness and flexibility and hence is capable of providing for a molding with less whitening when subjected to a molding or forming process including bending or stretching.
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: February 17, 2004
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Koji Koyama, Yoshio Tadokoro
  • Patent number: 6652985
    Abstract: The present invention provides an acrylic resin laminated film comprising a first layer comprising an acrylic resin and a second layer comprising a resin composition comprising (a) an acrylic resin and an olefin-based copolymer obtained by copolymerization of an olefin and at least one monomer selected from the group consisting of unsaturated carboxylic acids, unsaturated carboxylates, unsaturated carboxylic anhydrides and vinyl acetate, or (b) an olefin-based copolymer obtained by copolymerization of an olefin and a monomer having glycidyl group in a side chain, which has excellent melt-adhesion to both of an acrylic resin and a polyolefin-based resin and additionally, and a laminated article which, due to the use of this acrylic resin laminated film, has excellent transparency, ornamental property, surface hardness, weather-resistance, oil-resistance and the like which are characteristics of an acrylic-resin constituting the most outer surface, and additionally, manifests excellent molding processability, r
    Type: Grant
    Filed: February 25, 2000
    Date of Patent: November 25, 2003
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Tadokoro, Yousuke Tsukuda
  • Patent number: 6649104
    Abstract: An acrylic resin film made from a composition having 95 to 50 wt. parts of an acrylic resin having a glass transition temperature of 60 to 110° C. and a weight average molecular weight of 70,000 to 600,000, and 5 to 50 wt. parts of a multilayer-structured acrylic polymer containing an elastomeric layer, and a multilayer film having the above acrylic resin film and other resin film. These films have better thickness accuracy, surface smoothness and surface hardness than conventional acrylic resin films, with excellent properties as films for use in simultaneous injection molding and lamination, agricultural films, display films, masking films, paint-substitute films, and the like.
    Type: Grant
    Filed: May 7, 2002
    Date of Patent: November 18, 2003
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Tadokoro, Kiyoshi Mutou, Kouji Koyama
  • Publication number: 20030003297
    Abstract: The present invention provides a recycled plastic article obtained by modifying the surface of a molded article formed from a collected plastic with a colored film which comprises an acrylic resin containing an ultraviolet absorber and has a thickness of from 50 &mgr;m to 600 &mgr;m. Plastics which are used widely in domestic electric products, automobile parts, industrial parts and the like and have various tones are modified with an acrylic resin film so colored to an extent as to provide color shielding of the ground collected resin, to collect the plastics and produce an article without being influenced by the color of the original materials.
    Type: Application
    Filed: July 26, 2002
    Publication date: January 2, 2003
    Inventors: Yoshio Tadokoro, Mikio Kodama
  • Publication number: 20020164490
    Abstract: An acrylic resin film made from a composition having 95 to 50 wt. parts of an acrylic resin having a glass transition temperature of 60 to 110° C. and a weight average molecular weight of 70,000 to 600,000, and 5 to 50 wt. parts of a multilayer-structured acrylic polymer containing an elastomeric layer, and a multilayer film having the above acrylic resin film and other resin film. These films have better thickness accuracy, surface smoothness and surface hardness than conventional acrylic resin films, with excellent properties as films for use in simultaneous injection molding and lamination, agricultural films, display films, masking films, paint-substitute films, and the like.
    Type: Application
    Filed: May 7, 2002
    Publication date: November 7, 2002
    Applicant: Sumitomo Chemical Co., Ltd.
    Inventors: Yoshio Tadokoro, Kiyoshi Mutou, Kouji Koyama
  • Publication number: 20020136853
    Abstract: The present invention provides an acrylic resin laminated film comprising a soft layer formed of an acrylic resin incorporated with rubber particles and having a flexural modulus of about 1,300 MPa or less, and a hard layer formed of an acrylic resin having a flexural modulus of about 1,800 MPa or more on at least one side of the soft layer, wherein the hard layer has a thickness of about 0.1 to about 30 &mgr;m and a ratio of the thickness of the hard layer to the overall thickness of the laminated film is about 50% or less. This acrylic resin laminated film has moderate surface hardness and flexibility and hence is capable of providing for a molding with less whitening when subjected to a molding or forming process including bending or stretching.
    Type: Application
    Filed: January 22, 2002
    Publication date: September 26, 2002
    Inventors: Koji Koyama, Yoshio Tadokoro
  • Patent number: 6444298
    Abstract: The present invention provides an acrylic resin laminated film comprising a layer comprising an acrylic resin composition containing an acrylic resin and acrylic rubber particles and a layer comprising an acrylic resin containing no impact-resistant material, which has excellent flexibility and can maintain transparency even after coloring treatment, and is suitable for uses such as, for example, interior materials of automobiles, exterior materials of domestic electric appliances, construction materials, exterior materials and the like.
    Type: Grant
    Filed: March 6, 2000
    Date of Patent: September 3, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Tadokoro, Koji Koyama
  • Patent number: 6147162
    Abstract: An acrylic film or sheet made from a resin composition comprising 95 to 50 wt. % of an acrylic resin which comprises methyl methacrylate as a main component and has a glass transition temperature in the range of 40 to 105.degree. C., and 5 to 50 wt. % of a multilayer-structured acrylic polymer containing an elastomeric layer, wherein the polymer is dispersed in the acrylic resin, a molded article comprising a thermoplastic resin molded material and the above film or sheet which is adhered and unified with the surface of the molded material, and a method for the production of the above molded article are provided. This film or sheet is an excellent film for use in a simultaneous injection molding and lamination method.
    Type: Grant
    Filed: August 12, 1998
    Date of Patent: November 14, 2000
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Tadokoro, Yousuke Tsukuda
  • Patent number: 5773139
    Abstract: An impact resistant transparent resin laminate having at least one methacrylate resin plate and at least one polycarbonate resin plate which are bonded with a bisphenol type epoxy resin base soft polymer, which laminate is excellent in impact resistance.
    Type: Grant
    Filed: November 30, 1995
    Date of Patent: June 30, 1998
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Koji Ogura, Yoshio Tadokoro, Yoshihide Amekawa, Fusaharu Noma
  • Patent number: 4929503
    Abstract: A composite fibrous material which comprises 50 to 95% by weight of (A) polyethylene fibers having high tenacity and tensile modulus and 5 to 50% by weight of (B) all aromatic polyamide fibers and/or (C) all aromatic polyester fibers, which has improved creep resistance and low shrinkage.
    Type: Grant
    Filed: December 18, 1986
    Date of Patent: May 29, 1990
    Assignee: Toyo Boseki Kabushiki Kaisha
    Inventors: Yoshikazu Shirasaki, Yoshio Tadokoro
  • Patent number: 4883717
    Abstract: A vibration-damping material consisting of two metal plates and a vibration-damping layer of thermoplastic resin interposed between the two metal plates, in which said thermoplastic resin has a percentage of wlongation at 20.degree. C. of 30% or more, preferably 50% or more, a peak temperature of dissipation factor (tan .delta.) in the range of -50.degree. C. to 130.degree. C., and a bonding strength toward the metal plates of 3 kg/cm or more as determined by 180.degree.-peeling test at 20.degree. C.
    Type: Grant
    Filed: December 14, 1987
    Date of Patent: November 28, 1989
    Assignees: Sumitomo Chemical Company, Limited, Sumitomo Metal Industries, Ltd.
    Inventors: Shuji Kitamura, Takuzo Okumura, Yoshio Tadokoro, Hiroo Toya, Yoshiaki Togawa, Toshitsugu Kikuchi, Tadayuki Ohmae, Mitsuyuki Okada, Minoru Nishihara, Toshiaki Shiota, Hiroyuki Nagai
  • Patent number: 4048275
    Abstract: An injection molding process for forming cross-linked, foamed moldings of an ethylenic polymer by passing a molding composition comprising an ethylenic polymer/cross-linking agent/foaming agent blend through the cylinder of an injection molding machine without substantially decomposing the cross-linking agent and the foaming agent, introducing the molding composition into a molding composition holding chamber provided at the exit end of the cylinder of the injection molding machine to decompose the cross-linking agent and the foaming agent therein, and injecting the molding composition into a mold.The invention also provides apparatus for carrying out the process comprising an injection molding cylinder for conveying and plasticizing the molding composition and a molding composition holding chamber provided at the exit end of the cylinder.
    Type: Grant
    Filed: October 30, 1975
    Date of Patent: September 13, 1977
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Teruyoshi Usamoto, Kenji Miyawaki, Toshiaki Shiota, Hideki Takeuchi, Yoshio Tadokoro