Patents by Inventor Hiroki Yoshimura

Hiroki Yoshimura 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).

  • Conductive paste, outer electrode and process for producing the same
    Patent number: 6663798
    Abstract: The present invention provides a conductive paste for an outer electrode of an electronic part comprising glass frit, a vehicle and conductive particles, wherein the glass frit comprises (1) substantially no lead oxide; and (2) as an oxide unit, B2O3 in an amount of 5.0 to 30.0% by weight, SiO2 in an amount of 10.0 to 60.0% by weight and at least one oxides selected from the group consisting of BaO, ZnO, Al2O3 and Na2O wherein a content of BaO is 60.0% by weight or less, a content of ZnO is 30.0% by weight or less, a content of Al2O3 is 12.0% by weight or less and a content of Na2O is 15.0% by weight or less; an outer electrode of an electronic part obtained by calcining the conductive paste; and a process for producing an outer electrode which comprises the step of calcining the conductive paste at a temperature of 500 to 750° C.
    Type: Grant
    Filed: July 9, 2001
    Date of Patent: December 16, 2003
    Assignees: TDK Corporation, Namics Corporation
    Inventors: Minoru Sato, Hiroki Yoshimura, Kenji Kobayashi, Osamu Hattori
  • Conductive paste, outer electrode and process for producing the same
    Publication number: 20020096663
    Abstract: The present invention provides a conductive paste for an outer electrode of an electronic part comprising glass frit, a vehicle and conductive particles, wherein the glass frit comprises
    Type: Application
    Filed: July 9, 2001
    Publication date: July 25, 2002
    Applicant: TDK CORPORATION
    Inventors: Minoru Sato, Hiroki Yoshimura, Kenji Kobayashi, Osamu Hattori