Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9525557 | Certificate issuing system, client terminal, server device, certificate acquisition method, and certificate issuing method | Hiroyuki Tanaka, Saburo Toyonaga, Masakatsu Matsuo | 2016-12-20 |