Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081358 | Laser marking hologram having a volume hologram with interference fringes using selective irradiation | Masachika Watanabe, Kenji Ueda | 2011-12-20 |
| 7910186 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Kenji Ueda, Shingo Nishikawa | 2011-03-22 |