Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7392380 | Authentication and authorization infrastructure system with CRL issuance notification function | Tadashi Kaji, Takahiro Fujishiro, Yoko Kumagai, Shingo Hane | 2008-06-24 |