Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506468 | Multilayered volume hologram structure, and label for making multilayered volume hologram structure | Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda, Shingo Nishikawa | 2003-01-14 |