Patents Examined by Anthony Dankins
  • Capacitor substrates made of refractory metal nitrides
    Patent number: 6927967
    Abstract: Electrolytic capacitor powder substrates are provided of refractory metal nitrides to reduce instability at a substrate-oxide (as formed) interface whereby the resultant capacitor sensitivity to hear, bias and frequency is reduced.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: August 9, 2005
    Assignee: H. C. Starck Inc.
    Inventor: Terrance B. Tripp