Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6002931 | Interworking apparatus for roaming among different mobile networks | Akira Yamaguchi, Masayoshi Ohashi, Toshinori Suzuki, Fumio Watanabe | 1999-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6002931 | Interworking apparatus for roaming among different mobile networks | Akira Yamaguchi, Masayoshi Ohashi, Toshinori Suzuki, Fumio Watanabe | 1999-12-14 |