Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835430 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Hiroyuki Ohtaki, Kenji Ueda, Shingo Nishikawa | 2004-12-28 |
| 6815027 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Hiroyuki Ohtaki, Kenji Ueda, Shingo Nishikawa | 2004-11-09 |