Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563794 | Boundary device for performing a connection control at a boundary between two communications networks | Koji Nakamichi, Naotoshi Watanabe, Toshio Soumiya, Yutaka Ezaki, Kazunori Murata | 2003-05-13 |