Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347111 | Authenticity identifying structure for an article | — | 1994-09-13 |
| 5300764 | Transparent optical identification label with infrared directivity | Itsuo Takeuchi | 1994-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347111 | Authenticity identifying structure for an article | — | 1994-09-13 |
| 5300764 | Transparent optical identification label with infrared directivity | Itsuo Takeuchi | 1994-04-05 |