Patents by Inventor Jumei Halada

Jumei Halada 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).

  • Method of manufacturing pneumatic tubular tires
    Patent number: 4064215
    Abstract: A tubular tire for bicycle, automobile and the like, having a tubular cross section and comprising a tread portion, side portions and a bottom portion, is manufactured by molding a base tire composed of the side portions and the bottom portion from a fluidizable high polymer material by means of a split mold assembly and then molding the tread portion and hence a tire product from a fluidizable high polymer material by means of a centrifugal molding machine. The split mold assembly comprises a core having an outer peripheral surface coincident with an inner profile of the base tire and separable mold members having an inner peripheral surface coincident with an outer profile of the base tire.
    Type: Grant
    Filed: March 8, 1976
    Date of Patent: December 20, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Jumei Halada, Hiromi Akiyoshi, Tsutomu Matsunaga