Patents by Inventor Tsuneo Kubota

Tsuneo Kubota 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).

  • Method of preventing deformation of lead frames
    Patent number: 5475918
    Abstract: Based on the fact that those portions of a lead frame which are liable to undergo deformation are the to-be-nonplated portions, the to-be-nonplated portions defined around the to-be-plated portions are covered with an adhesive tape or a resin film before the lead frame is subjected to a plating treatment, whereby to prevent deformation of the lead frame from the stage preceding to the surface treating step.
    Type: Grant
    Filed: September 16, 1994
    Date of Patent: December 19, 1995
    Assignee: Electroplating Engineers of Japan Ltd.
    Inventors: Tsuneo Kubota, Kazuhiro Taniguchi