Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613481 | Hologram film having identification information recorded thereon and method for manufacturing the same | — | 2003-09-02 |
| 6506468 | Multilayered volume hologram structure, and label for making multilayered volume hologram structure | Akio Morii, Hiroyuki Ohtaki, Kenji Ueda, Shingo Nishikawa | 2003-01-14 |