Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8533708 | Usage period management system for applications | Tomihisa Kamada, Atsushi Murakami | 2013-09-10 |
| 7853495 | Usage period management system for applications | Tomihisa Kamada, Atsushi Murakami | 2010-12-14 |