Patents by Inventor Keizo Saga

Keizo Saga 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).

  • Vulcanization-adhered laminate of fluororubber and synthetic rubber
    Patent number: 9539792
    Abstract: A vulcanization-adhered laminate is constituted by a structure where a fluororubber layer and a synthetic rubber-containing layer are tightly adhered by vulcanization by vulcanization, and the synthetic rubber layer prior to the vulcanization-adhesion includes organic peroxide, silica, organic phosphonium salt, maleic anhydride-modified polybutadiene, and magnesium oxide.
    Type: Grant
    Filed: March 22, 2011
    Date of Patent: January 10, 2017
    Assignee: NICHIRIN CO., LTD.
    Inventors: Shinji Higashika, Takaaki Nomura, Keizo Saga, Shin-ichiro Goto
  • VULCANIZATION-ADHERED LAMINATE OF FLUORORUBBER AND SYNTHETIC RUBBER
    Publication number: 20130078472
    Abstract: A vulcanization-adhered laminate is constituted by a structure where a fluororubber layer and a synthetic rubber-containing layer are tightly adhered by vulcanization by vulcanization, and the synthetic rubber layer prior to the vulcanization-adhesion includes organic peroxide, silica, organic phosphonium salt, maleic anhydride-modified polybutadiene, and magnesium oxide.
    Type: Application
    Filed: March 22, 2011
    Publication date: March 28, 2013
    Applicant: NICHIRIN CO., LTD.
    Inventors: Shinji Higashika, Takaaki Nomura, Keizo Saga, Shin-ichiro Goto