Patents by Inventor Americo Del Roso

Americo Del Roso 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).

  • Rudder for aquatic craft
    Patent number: 4548149
    Abstract: A watercraft rudder assembly including a rudder blade having a forward planar rigid portion and a rearward planar flexible fin portion, such fin portion having a resiliency rendering it planar at low craft speeds and bendable to opposite sides of the rigid rudder portion at high craft speeds so that low speed turning ability of the craft is substantially enhanced.
    Type: Grant
    Filed: November 4, 1983
    Date of Patent: October 22, 1985
    Inventor: Americo Del Roso