Patents by Inventor Nanako Ishikura

Nanako Ishikura 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: 4599828
    Abstract: A roof tile having a lead-in hole for antenna cords or other elongated bodies of rooftop fixtures comprises a tile body, a pedestal integrally formed on the upper central surface of the tile body, a nozzle integrally formed on the pedestal, and a pipe joint having a base and a bent leading end. The pedestal has a bolt hole bored therein so as to pierce through the tile body for inserting an anchor bolt thereinto to fix the tile body to a roof board. The nozzle has an annular rib formed on the upper periphery thereof and a nozzle hole formed therein so as to pierce through both the pedestal and the tile body for serving as the lead-in hole. The base of the pipe joint is adapted to be fitted around the nozzle and fixed to the nozzle with a bolt screwed therein and brought into collision contact with the periphery of the nozzle at a position below the annular rib. The bent leading end of the pipe joint is directed to the upper surface of the tile body.
    Type: Grant
    Filed: April 4, 1985
    Date of Patent: July 15, 1986
    Inventor: Nanako Ishikura