Patents by Inventor Azusa Minamidani

Azusa Minamidani 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 vacuum-sealing vacuum articles
    Patent number: 4125390
    Abstract: A sealing member not adhesive before melting is applied to a portion of a vacuum article to be sealed while maintaining a communication passage between the inside and outside of the article. After mounting the article in an evacuation tank, the tank is evacuated to evacuate the article through the communication passage. Then the sealing member is heated and melted to seal the article airtightly.
    Type: Grant
    Filed: April 22, 1977
    Date of Patent: November 14, 1978
    Assignee: Ise Electronics Corporation
    Inventors: Masaru Kawai, Azusa Minamidani