Patents by Inventor Erina Tatsumi

Erina Tatsumi 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).

  • Secure data erase for tape storage
    Patent number: 11335364
    Abstract: In an approach, a processor determines that an inactive data area is present at end-of-tape (EOT) of a tape. A processor, responsive to determining that the inactive data area is present at EOT, securely erases the inactive data area that is present at EOT by overwriting data located at the inactive data area with different data.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: May 17, 2022
    Assignee: International Business Machines Corporation
    Inventors: Sosuke Matsui, Takeshi Nohta, Jun Tanaka, Erina Tatsumi