Patents by Inventor Rudolph G. Sabo

Rudolph G. Sabo 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).

  • Shrouded engine valve
    Patent number: 6234142
    Abstract: A shrouded engine valve having a shroud wall so as to direct and swirl a mixture of fuel and air into a combustion chamber of an internal combustion engine. The arrangement of the invention improves the efficiency of combustion and thereby engine performance. The shrouded engine valve may be manufactured as a single unit, or with a multiple piece design.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: May 22, 2001
    Inventor: Rudolph G. Sabo