Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602381 | Objects to be checked for authenticity, and method and apparatus for checking whether or not objects are authentic | Hidekazu Hoshino, Itsuo Takeuchi, Masumi Yoda, Minoru Komiya | 1997-02-11 |
| 5594229 | Method and apparatus for checking the authenticity of a checking object by detecting magnetic flux reversals | Hidekazu Hoshino | 1997-01-14 |