Patents by Inventor Tadaaki Sawafuji

Tadaaki Sawafuji 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).

  • Composite rope and manufacture thereof
    Patent number: 4677818
    Abstract: A composite rope obtained by a process comprising(1) impregnating a fiber core of a reinforcing fiber bundle with a thermosetting resin,(2) coating the outer periphery of the resin-impregnated fiber core with fibers, and(3) curing the thermosetting resin with heat.
    Type: Grant
    Filed: July 11, 1985
    Date of Patent: July 7, 1987
    Assignees: Toho Beslon Co., Ltd., Tokyo Rope Manufacturing Co., Ltd.
    Inventors: Kenji Honda, deceased, Tadaaki Sawafuji