Patents Assigned to Maru-T Ohtsuka Corp.
  • Patent number: 8312588
    Abstract: A window-screen-cleaning fabric comprises a base cloth and a plurality of fibers comprising (A) a crimped fiber and (B) a flat fiber. In the fabric, the crimped fibers and the flat fibers are raised from a first surface of the base cloth, and the height of the flat fibers from the first surface of the base cloth is greater than that of the crimped fibers from the first surface of the base cloth.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: November 20, 2012
    Assignees: Maru-T Ohtsuka Corp., Linzer Products Corp.
    Inventors: Tosirou Yamaguchi, Toshikazu Ohyama
  • Publication number: 20090271938
    Abstract: A window-screen-cleaning fabric comprises a base cloth and a plurality of fibers comprising (A) a crimped fiber and (B) a flat fiber. In the fabric, the crimped fibers and the flat fibers are raised from a first surface of the base cloth, and the height of the flat fibers from the first surface of the base cloth is greater than that of the crimped fibers from the first surface of the base cloth.
    Type: Application
    Filed: March 16, 2009
    Publication date: November 5, 2009
    Applicants: KURARAY CO., LTD., MARU-T OHTSUKA CORP., LINZER PRODUCTS CORP.
    Inventors: Tosirou YAMAGUCHI, Toshikazu Ohyama
  • Publication number: 20070056132
    Abstract: A paint roller comprises a liquid-impermeable tubular core member 6 with an engaging element 9 having a male structure of a separable fastener and a height of 0.3 to 4.0 mm on a surface thereof, and a cover member 8 with a female structure and a loop on the inner surface capable of male-female engaging with the engaging element on the surface of the core member. The density of the engaging element on the surface of the core member is 30 to 150/cm2. Thus, in such paint roller, when the cover member becomes dirty, damaged, or worn, the cover member can be exchanged to a new cover member. Such that, a roller body is repeatedly usable, and the paint roller can provide a good painted surface. Moreover, there is also provided an effect roller in which a painting pattern can be changed optionally.
    Type: Application
    Filed: October 5, 2004
    Publication date: March 15, 2007
    Applicants: Kuraray Co., Ltd., MARU-T OHTSUKA CORP.
    Inventors: Tosirou Yamaguchi, Toshikazu Ohyama