Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5783275 | Antifalsification paper | Siegfried Harms | 1998-07-21 |
| 4609207 | Method of testing a security and a security for carrying out this method | Wolfgang Becker | 1986-09-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5783275 | Antifalsification paper | Siegfried Harms | 1998-07-21 |
| 4609207 | Method of testing a security and a security for carrying out this method | Wolfgang Becker | 1986-09-02 |