Patents by Inventor Yoshiharu Moronaga

Yoshiharu Moronaga 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: 4894932
    Abstract: An air-permeable shoe including a shoe constructed of an open-cell rubber foam. A base cloth is attached to the sole or insert therein. The sole of the shoe is exposed on a side surface of the sole of the shoe wherein a top side surface of the sole is in communication with the inside of the shoe and the ambient atmosphere. The open-cell rubber foam may be a rubber latex foam having a microstructure with a compression permanent set of less than 20%.
    Type: Grant
    Filed: February 4, 1988
    Date of Patent: January 23, 1990
    Assignee: Nippon Rubber Co., Ltd.
    Inventors: Masasuke Harada, Yutaka Kumagawa, Yoshiharu Moronaga
  • Patent number: 4858339
    Abstract: A composite rubber sheet material and a sport shoe including a composite rubber sheet material includes a sponge rubber sheet and a mesh cloth having a percentage of voids in the range of 15 to 75%. The mesh cloth is inset in one side surface of the sponge rubber sheet to a depth ranging from 5 to 75% of the thickness of the mesh cloth for enhancing the stability, durability, bendability and flexibility of the composite rubber sheet material.
    Type: Grant
    Filed: January 7, 1988
    Date of Patent: August 22, 1989
    Assignee: Nippon Rubber Co., Ltd.
    Inventors: Hideki Hayafuchi, Yoshiharu Moronaga, Kiyotaka Nakano
  • Patent number: 4633598
    Abstract: An insole for use in athletic shoes comprises an upper layer, a lower layer laminated on the upper layer, and a shock-absorptive foamed material layer laminated on the underside of the lower layer at least at the heel portion. The upper layer has a hardness of, and the lower layer has a hardness of The shock-absorptive foamed material layer has a hardness of
    Type: Grant
    Filed: September 14, 1984
    Date of Patent: January 6, 1987
    Assignee: Nippon Rubber Co., Ltd.
    Inventors: Yoshiharu Moronaga, Junji Izumi
  • Patent number: 4547979
    Abstract: An athletic shoe sole constructed to provide good cushioning and durability and to preclude overpronation of the foot. An outersole body progressively increases in thickness toward the inside edge of the sole from a longitudinal midline axis of thereof in a region extending from a heel portion to an arch portion of the outersole body, and is provided with a plurality of projection harder than the outersole body secured to its lower surface on an inner side of a heel portion of the outersole body and a plurality of projections softer than the outersole body secured to its lower surface on the remaining region of the outersole body. A cushioning midsole has a shape in section complementary to the thickness of the outersole body is overlaid on it.
    Type: Grant
    Filed: June 19, 1984
    Date of Patent: October 22, 1985
    Assignee: Nippon Rubber Co., Ltd.
    Inventors: Masasuke Harada, Yoshiharu Moronaga