Patents by Inventor Masahumi Suzuki

Masahumi Suzuki 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).

  • Filter medium, fluid filter, and engine oil filter
    Patent number: 7987996
    Abstract: A filter medium comprises a modified cross-section fiber (A) having a fiber diameter between 40 and 70 ?m, an extremely fine fiber (B) having a fiber diameter of more than 5 ?m and no more than 10 ?m and a modified cross-section fiber (C) having a fiber diameter between 15 and 30 ?m, the content of the extremely fine fiber (B) is between 3 and 10% by mass, and the content of the modified cross-section fiber (C) is between 5 and 15% by mass based on 100% by mass of total the fibers in the filter medium.
    Type: Grant
    Filed: June 9, 2008
    Date of Patent: August 2, 2011
    Assignees: Toyota Boshoku Kabushiki Kaisha, Awa Paper Mfg. Co., Ltd.
    Inventors: Yoshihiro Ohashi, Shin Bando, Masahumi Suzuki
  • FILTER MEDIUM, FLUID FILTER, AND ENGINE OIL FILTER
    Publication number: 20080314821
    Abstract: A filter medium comprises a modified cross-section fiber (A) having a fiber diameter between 40 and 70 ?m, an extremely fine fiber (B) having a fiber diameter of more than 5 ?m and no more than 10 ?m and a modified cross-section fiber (C) having a fiber diameter between 15 and 30 ?m, the content of the extremely fine fiber (B) is between 3 and 10% by mass, and the content of the modified cross-section fiber (C) is between 5 and 15% by mass based on 100% by mass of total the fibers in the filter medium.
    Type: Application
    Filed: June 9, 2008
    Publication date: December 25, 2008
    Applicants: TOYOTA BOSHOKU KABUSHIKI KAISHA, AWA PAPER MFG. CO., LTD.
    Inventors: Yoshihiro OHASHI, Shin BANDO, Masahumi SUZUKI