Patents by Inventor Masato Komatsuki

Masato Komatsuki 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).

  • Tire including tire fabric and ply including tire fabric
    Patent number: 5702549
    Abstract: Tire fabrics for reinforcing rubber which includes warps having straight portions arranged in parallel with each other at predetermined intervals and wefts woven with the warps. Each weft comprises a pair of parallel portions and a V-shaped connecting portion. The V-shaped connecting portion is provided at the edge portion of the tire fabric.
    Type: Grant
    Filed: November 29, 1994
    Date of Patent: December 30, 1997
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Masato Komatsuki, Makoto Ishii, Yukishige Adachi, Keiichi Makino, Shinichi Miyazaki
  • Pneumatic tire with hybrid steel/aramid belt cord
    Patent number: 5551498
    Abstract: A pneumatic tire which comprises a carcass turned up around bead cores and a belt comprising a ply of parallel hybrid cords disposed radially outside the carcass. Each hybrid cord comprises at least one aramid strand and at least one steel strand which are twisted together. The aramid strand is made of aramid fiber filaments twisted together, and the steel strand is made of a steel monofilament.
    Type: Grant
    Filed: April 5, 1994
    Date of Patent: September 3, 1996
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventor: Masato Komatsuki
  • Pneumatic tire with belt cords comprising four steel monofilaments one or two of which are waved
    Patent number: 5472033
    Abstract: A pneumatic tire which is provided radially outside a carcass (6) with a belt (9) made of cords (10) embedded in topping rubber, each of the belt cords comprises four steel monofilaments (12A and 12B) including one or two waved steel monofilaments (12A) and unwaved steel monofilaments (12B), the four steel monofilaments having the same diameters are compactly twisted together so as to make alternate contact portions and non-contact portions (P) with a gap (T) between at least one waved steel monofilament and the adjacent steel monofilaments, and the four steel monofilaments have the same diameter (d) of 0.2 to 0.35 mm.
    Type: Grant
    Filed: November 6, 1992
    Date of Patent: December 5, 1995
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Kazuhiko Kawamura, Masato Komatsuki