Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7621448 | Information display medium, information managing apparatus, information managing method, guidance managing method, and guidance managing program | Hideo Sakurai, Atsushi Kutami, Tetsuo Noji, Yoshihiro Sugiyama, Yoshiaki Nishizaki | 2009-11-24 |