Patents Assigned to V Tech Corporation
  • Patent number: 5082491
    Abstract: Ingot-derived and sodium-reduced agglomerated tantalum powders having improved flow characteristics and lead pull-out strength that find particular utility in manufacture of anodes for capacitors. Powder size distribution is in the range of -60 to +400 mesh, preferably -60 to +250 mesh, containing less than 5 wt % powder above the upper and below the lower range limits.
    Type: Grant
    Filed: September 6, 1990
    Date of Patent: January 21, 1992
    Assignee: V Tech Corporation
    Inventor: Carlos F. Rerat
  • Patent number: 4968481
    Abstract: Ingot-derived and sodium-reduced agglomerated tantalum powders having improved flow characteristics and lead pull-out strength that find particular utility in manufacture of anodes for capacitors. Powder size distribution is in the range of -60 to +400 mesh, preferably -60 to +250 mesh, containing less than 5 wt % powder above the upper and below the lower range limits.
    Type: Grant
    Filed: September 28, 1989
    Date of Patent: November 6, 1990
    Assignee: V Tech Corporation
    Inventor: Carlos F. Rerat