Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10938073 | Metal negative electrode cell | Masayuki Inokuchi | 2021-03-02 |
| 7631185 | File editing system and shared file editing system with file content secrecy, file version management, and asynchronous editing | Atsushi Shimbo, Toshinari Takahashi, Ichiro Tomoda | 2009-12-08 |
| 6289105 | Method and apparatus for encrypting and transferring electronic mails | — | 2001-09-11 |
| 5835601 | File editing system and shared file editing system with file content secrecy, file version management, and asynchronous editing | Atsushi Shimbo, Toshinari Takahashi, Ichiro Tomoda | 1998-11-10 |