Patents by Inventor Hiroo Naito

Hiroo Naito 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).

  • Tantalum powder and electrolytic capacitor using same
    Patent number: 5560761
    Abstract: Tantalum powder used as an anode material for an electrolytic capacitor comprising usual tantalum powder (having an average particle size ranging from 1.0 to 5.0 .mu.m) mixed with tantalum powder having an average particle size on the order of nanometers (ranging from 10 to 500 nm) in an amount ranging from 1 to 25 parts by weight per 100 parts by weight of the former; an anode body for use in an electrolytic capacitor which is produced by sintering the tantalum powder; an electrolytic capacitor in which the anode body is incorporated.
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: October 1, 1996
    Assignee: Starck Vtech Ltd.
    Inventor: Hiroo Naito