Patents by Inventor Ricardo Leyton

Ricardo Leyton 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).

  • Stainless steel powder
    Publication number: 20060002813
    Abstract: The invention concerns a stainless steel powder comprising at least 10% chromium by weight. The powder further comprises vanadium in an amount of at least 4 times the amount of carbon and nitrogen. Preferably the steel powder comprises 10-30% chromium, 0.1-1% vanadium, 0.5-1.5% silicon, at least 0.1% carbon and at least 0.07% nitrogen. The invention also concerns a powder metallurgical composition containing said steel powder, a process for preparing and a compacted and sintered part made of said composition.
    Type: Application
    Filed: July 1, 2005
    Publication date: January 5, 2006
    Applicant: HOGANAS AB
    Inventors: Owe Mars, Ricardo Leyton, Ola Bergman