Patents by Inventor Yasuhito Azuma

Yasuhito Azuma 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).

  • Soldering alloy
    Patent number: 7138086
    Abstract: There is disclosed a soldering alloy which prevents an iron tip of a soldering iron from being deteriorated. The soldering alloy comprises: 0.3 to 3% by weight of Cu; 0.01 to 0.1% by weight of Fe; 0.001 to 0.004% by weight of Ga; and a remainder including Sn and unavoidable impurities.
    Type: Grant
    Filed: December 14, 2004
    Date of Patent: November 21, 2006
    Assignee: Nihom Almit Co., Ltd.
    Inventors: Tadashi Sawamura, Takeo Igarashi, Yasuhito Azuma
  • Soldering alloy
    Publication number: 20060045793
    Abstract: There is disclosed a soldering alloy which prevents an iron tip of a soldering iron from being deteriorated. The soldering alloy comprises: 0.3 to 3% by weight of Cu; 0.01 to 0.1% by weight of Fe; 0.001 to 0.004% by weight of Ga; and a remainder including Sn and unavoidable impurities.
    Type: Application
    Filed: December 14, 2004
    Publication date: March 2, 2006
    Inventors: Tadashi Sawamura, Takeo Igarashi, Yasuhito Azuma