Patents by Inventor Daisuke Irii

Daisuke Irii 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: 20030216520
    Abstract: A golf ball whose core is covered with a cover, wherein the core is constituted of a rubber composition containing polybutadiene rubber and the cover is constituted of a resin composition composed of ionomer resin and diene rubber. A golf ball cover material composition composed of ionomer resin, diene rubber and non-staining antioxidant. A method of manufacturing a golf ball cover material composition constituted by mixing/kneading ionomer resin and diene rubber.
    Type: Application
    Filed: June 2, 2003
    Publication date: November 20, 2003
    Applicant: The Yokohama Rubber Co., Ltd.
    Inventors: Daisuke Irii, Yoshihiro Inomata, Nobuo Suzuki, Kazuyuki Kabe, Michihiko Sugiura
  • Patent number: 6599983
    Abstract: A golf ball whose core is covered with a cover, wherein the core is constituted of a rubber composition containing polybutadiene rubber and the cover is constituted of a resin composition composed of ionomer resin and diene rubber. A golf ball cover material composition composed of ionomer resin, diene rubber and non-staining antioxidant. A method of manufacturing a golf ball cover material composition constituted by mixing/kneading ionomer resin and diene rubber.
    Type: Grant
    Filed: July 18, 2001
    Date of Patent: July 29, 2003
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Daisuke Irii, Yoshihiro Inomata, Nobuo Suzuki, Kazuyuki Kabe, Michihiko Sugiura
  • Publication number: 20020025863
    Abstract: A golf ball whose core is covered with a cover, wherein the core is constituted of a rubber composition containing polybutadiene rubber and the cover is constituted of a resin composition composed of ionomer resin and diene rubber. A golf ball cover material composition composed of ionomer resin, diene rubber and non-staining antioxidant. A method of manufacturing a golf ball cover material composition constituted by mixing/kneading ionomer resin and diene rubber.
    Type: Application
    Filed: July 18, 2001
    Publication date: February 28, 2002
    Applicant: The Yokohama Rubber Co., Ltd.
    Inventors: Daisuke Irii, Yoshihiro Inomata, Nobuo Suzuki, Kazuyuki Kabe, Michihiko Sugiura
  • Patent number: 6290613
    Abstract: A golf ball whose core is covered with a cover, wherein the core is constituted of a rubber composition containing polybutadiene rubber and the cover is constituted of a resin composition composed of ionomer resin and diene rubber. A golf ball cover material composition composed of ionomer resin, diene rubber and non-staining antioxidant. A method of manufacturing a golf ball cover material composition constituted by mixing/kneading ionomer resin and diene rubber.
    Type: Grant
    Filed: July 13, 1999
    Date of Patent: September 18, 2001
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Daisuke Irii, Yoshihiro Inomata, Nobuo Suzuki, Kazuyuki Kabe, Michihiko Sugiura
  • Patent number: 6179008
    Abstract: A thermoplastic elastomer composition which, when used for the inner tube and/or outer cover of a hose, can improve the hose flexibility at an ordinary temperature and low temperature, oil resistance, and cold resistance and can reduce the production costs since it does not require a vulcanization step and a hose having said properties using this elastomer composition for its inner tube and/or outer cover and a process and apparatus for the production thereof.
    Type: Grant
    Filed: October 9, 1997
    Date of Patent: January 30, 2001
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Tetsuji Kawazura, Osamu Ozawa, Yoshihiro Soeda, Katuhiro Tanaka, Takashi Satoh, Shigeru Yamauchi, Noriaki Kuroda, Shuji Takahashi, Daisuke Irii, Kazunori Ishikawa, Susumu Hatanaka
  • Patent number: 6166143
    Abstract: A thermoplastic elastomer composition containing a component (A) (thermoplastic polyolefin resin), component (B) (epoxy-group-containing ethylene acrylic ester copolymer rubber), and component (C) (acid-modified polyolefin resin) comprising a continuous phase of the component (A) in which the component (B) is dispersed as a dispersed phase and is cross-linked by a peroxide; a thermoplastic elastomer composition comprising a continuous phase of a thermoplastic polyolefin resin (A) and a dispersed phase of an epoxy-group-containing ethylene-acrylic ester copolymer rubber component (B) and acrylonitrile butadiene rubber component (C), which is dynamically cross-linked; and a hose having an inner tube, at least one reinforcing layer, and an outer cover, wherein the inner tube and the outer cover contain a thermoplastic elastomer composition comprised of a thermoplastic resin in which is blended an at least partially cross-linked elastomer component, the reinforcing layer is a brass-plated wire, and the reinforcin
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: December 26, 2000
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Jiro Watanabe, Yuichi Hara, Daisuke Irii, Takashi Satoh, Gou Kawaguchi, Shigeru Yamauchi, Susumu Hatanaka, Noriaki Kuroda
  • Patent number: 6114453
    Abstract: A covering material composition for a golf ball, which comprises an ionomer resin and a diene rubber, the diene rubber being dispersed in the ionomer resin. The covering material composition is produced by mixing the ionomer resin with the diene rubber to disperse the diene rubber in the ionomer resin.
    Type: Grant
    Filed: June 17, 1997
    Date of Patent: September 5, 2000
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Daisuke Irii, Yoshihiro Inomata, Gou Kawaguchi
  • Patent number: 5137936
    Abstract: An adhesive composition comprising 10 to 60 parts by weight per 100 parts of the total weight of components (1) to (4) of a monofunctional (meth)acrylic monomer, 0.01 to 10 parts by weight per 100 parts of the total weight of components (1) to (4) of a compound having at least two (meth)acryloyl groups in a molecule, 30 to 80 parts by weight per 100 parts by weight of the total weight of components (1) to (4) of a heat resistant epoxy resin, 0.1 to 20 parts by weight per 100 parts by weight of the total weight of components (1) to (4) of an imidazole compound, 0.001 to 10 parts by weight per 100 parts by weight of the total weight of components (1) to (4) of a photopolymerization initiator, and 0.01 to 20 parts by weight per 100 parts by weight of the total weight of components (1) to (4) of a thixotropic agent, with which an electronic part can be effectively packaged to a printed board.
    Type: Grant
    Filed: July 26, 1990
    Date of Patent: August 11, 1992
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Takashi Akiguchi, Yukio Maeda, Daisuke Irii