Patents by Inventor Stephen Kerry

Stephen Kerry 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).

  • Heat treatable Ti-Al-Nb-Si alloy for gas turbine engine
    Patent number: 5183635
    Abstract: Heat treatable titanium alloys of the Ti.sub.3 Al type comprise 20 to 23 Al - 9 to 15 Nb-0.5 to 1.0 Si balance essentially T; (at %). These alloys exhibit a good balance of properties at room temperature and at high temperature (600.degree. C. plus) especially when solution treated in the .beta. field and artifically aged. Zr, V and Mo can be included in the alloys.
    Type: Grant
    Filed: February 25, 1990
    Date of Patent: February 2, 1993
    Assignee: The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
    Inventors: Stephen Kerry, James E. Restall, deceased, Michael I. Wood