Patents by Inventor Petra Lambracht

Petra Lambracht 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).

  • Unleaded solder
    Publication number: 20040170524
    Abstract: The invention concerns a lead-free solder comprising a bismuth-based alloy. The lead-free solder has a proportion of at least 80 percent by weight of bismuth and a solidus temperature of at least 260° C.
    Type: Application
    Filed: December 12, 2003
    Publication date: September 2, 2004
    Inventors: Petra Lambracht, Markus Rettenmayr, Christoph Tschudin, Souad Arsalane