Patents by Inventor Ariyoshi Ohki

Ariyoshi Ohki 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: 6706791
    Abstract: A composition comprising: (a) one or more copolymers selected from the group consisting of (I) a copolymer of ethylene and vinyl acetate containing about 10 to about 50 percent by weight vinyl acetate and having a melt mass flow rate of about 1 to about 100 grams per 10 minutes; (II) a copolymer of ethylene and ethyl acrylate containing about 10 to about 50 percent by weight ethyl acrylate and having a melt mass flow rate of about 1 to about 100 grams per 10 minutes; and (III) a copolymer of ethylene and butyl acrylate containing about 10 to about 50 percent by weight butyl acrylate and having a melt mass flow rate of about 1 to about 100 grams per 10 minutes, and based upon 100 parts by weight of component (a): (b) about 55 to about 200 parts by weight of a linear copolymer of ethylene and an alpha-olefin having 3 to 12 carbon atoms, the copolymer having a melt mass flow rate of about 0.1 to about 30 grams per 10 minutes and a density of 0.870 to 0.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: March 16, 2004
    Assignee: Nippon Unicar Company Limited
    Inventors: Kiroku Tsukada, Ariyoshi Ohki, Koji Ishihara
  • Patent number: 6525119
    Abstract: A composition comprising: (a) one or more copolymers selected from the group consisting of (I) a copolymer of ethylene and vinyl acetate containing about 10 to about 50 percent by weight of units of vinyl acetate; (II) a copolymer of ethylene and ethyl acrylate containing about 10 to about 50 percent by weight of units of ethyl acrylate; and (III) a copolymer of ethylene and butyl acrylate containing about 10 to about 50 percent by weight of units of butyl acrylate; (b) about 55 to about 200 parts by weight, based upon 100 parts by weight of component (a), of a linear copolymer of ethylene and an alpha-olefin having 3 to 12 carbon atoms, and a density of 0.870 to 0.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: February 25, 2003
    Assignee: Nippon Unicar Company Limited
    Inventors: Kiroku Tsukada, Ariyoshi Ohki, Koji Ishihara
  • Publication number: 20020032258
    Abstract: A composition comprising:
    Type: Application
    Filed: April 3, 2001
    Publication date: March 14, 2002
    Inventors: Kiroku Tsukada, Ariyoshi Ohki, Koji Ishihara
  • Publication number: 20010014709
    Abstract: A composition comprising:
    Type: Application
    Filed: April 3, 2001
    Publication date: August 16, 2001
    Inventors: Kiroku Tsukada, Ariyoshi Ohki, Koji Ishihara
  • Patent number: 6232376
    Abstract: A moisture curable polyolefin composition comprising: (a) a polyolefin, and for each 100 parts by weight of component (a), (b) 0.1 to 10 parts by weight of an unsaturated alkoxy silane; (c) 0.01 to 2 parts by weight of an organic peroxide; (d) 0.01 to 2 parts by weight of a silanol condensation catalyst; (e) 0.02 to 2 parts by weight of a hindered amine stabilizer; (f) 0.01 to 1 part by weight of a hindered phenol antioxidant; and (g) 0.01 to 1 part by weight of an arylamine antioxidant.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: May 15, 2001
    Assignee: Nippon Unicar Company Ltd.
    Inventors: Kiroku Tsukada, Makoto Okazawa, Ariyoshi Ohki, Hirofumi Yasuda, Yasuo Nomura, Koji Ishihara
  • Patent number: 6187858
    Abstract: A composition comprising: (a) polyethylene; (b) as a first antioxidant, a thiobisphenol; (c) as a second antioxidant, a compound containing 3-(3,5-di-t-butyl-4-hydroxyphenyl)propionate in the molecule; (d) as a third antioxidant, distearyl thiodipropionate; and (e) an organic peroxide, with the proviso that each antioxidant is present in an amount of about 0.01 to the about 0.2 part by weight and the organic peroxide is present in an amount of about 0.5 to about 3 parts by weight, all per 100 parts by weight of polyethylene.
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: February 13, 2001
    Assignee: Nippon Unicar Company Limited
    Inventors: Takeshi Tachikawa, Koji Ishihara, Ariyoshi Ohki