Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7890515 | Article distribution system and article distribution method used in this system | Noriko Takahashi | 2011-02-15 |
| 6879589 | Data packet transfer network and data packet transfer method | — | 2005-04-12 |
| 6829219 | Routing processing method in packet transmission and system therefor | Masahiko Honda | 2004-12-07 |
| 6507873 | Network address assigning system | Yuichi Suzuki | 2003-01-14 |
| 6498834 | Speech information communication system | — | 2002-12-24 |
| 6415313 | Communication quality control system | Kenshin Yamada, Akira Arutaki | 2002-07-02 |