Patents by Inventor Stephen J. Blunden

Stephen J. Blunden 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).

  • Electroplating
    Patent number: 5378346
    Abstract: Tin-zinc alloys can be electroplated from an aqueous alkaline solution containing an alkali metal zincate, an alkali metal stannate, and an alkali metal tartrate. The electroplating bath is alkaline with a pH of 11 to 14, preferably 12.0 to 13.5.
    Type: Grant
    Filed: October 12, 1993
    Date of Patent: January 3, 1995
    Inventors: Oluwatoyin A. Ashiru, Stephen J. Blunden