Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978713 | GMPLS+IP/MPLS node and IP/MPLS node | Eiji Oki, Daisaku Shimazaki, Kohei Shiomoto | 2011-07-12 |
| 7894368 | OVPN system, OVPN terminating device, collective controlling device, and optical communication network | Akira Misawa, Satoru Okamoto, Masaru Katayama | 2011-02-22 |