Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8526670 | Two-dimensional code with a logo | Hidenobu Oso, Ryusuke Saito, Masahiro Watanabe | 2013-09-03 |
| 8144922 | Two-dimensional code with a logo | Hidenobu Oso, Ryusuke Saito, Masahiro Watanabe | 2012-03-27 |