Patents by Inventor Nigel M. Davey

Nigel M. Davey 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).

  • Silver-filled glass
    Patent number: 4996171
    Abstract: Silver-filled glass pastes useful for the attachment of silicon semi-conductor devices (dies) to substrates comprise particulate silver and a lead phosphate glass, together with conventional organic components. The pastes have low bonding temperatures, and give good adhesion at firing temperatures of 350.degree. to 460.degree. C.
    Type: Grant
    Filed: December 22, 1988
    Date of Patent: February 26, 1991
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Nigel M. Davey, Gordon G. Ferrier