Patents by Inventor Charles Wickersham

Charles Wickersham 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).

  • Sputtering target assemblies using resistance welding
    Publication number: 20050011749
    Abstract: A method of forming a sputtering target assembly and other metal articles is described. Sputtering target assemblies and metal articles are also described. The method includes bonding a sputter target to a backing plate using resistance heating or welding to bond assembly members that respectively include mating projections and grooves formed in bonding surfaces thereof.
    Type: Application
    Filed: July 15, 2003
    Publication date: January 20, 2005
    Inventors: Mikhail Kachalov, Charles Wickersham