Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9526040 | Data type encoding for media independent handover | Yoshihiro Oba, Subir Das, Yuu-Heng Alice Cheng, Kenichi Taniuchi | 2016-12-20 |
| 8190768 | Network selection mechanism | Yoshihiro Oba, Yuu-Heng Alice Cheng, Ashutosh Dutta, David Famolari | 2012-05-29 |
| 7848312 | Method and systems for toll-free internet protocol communication services | Tao Zhang, Sunil Madhani, Prathima Agrawal, Toshikazu Kodama | 2010-12-07 |
| 7835743 | Seamless network interface selection, handoff and management in multi-IP network interface mobile devices | Tao Zhang, Kim Byungsusk, Toshikazu Kodama, Shinichi Baba | 2010-11-16 |