Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920550 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2011-04-05 |
| 7808976 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2010-10-05 |
| 7756117 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2010-07-13 |
| 7738447 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2010-06-15 |
| 7724730 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2010-05-25 |
| 7724729 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2010-05-25 |
| 7502363 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2009-03-10 |
| 7167467 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2007-01-23 |
| 6240085 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 2001-05-29 |
| 6078583 | Communication method and communication system | Tohru Hoshi, Toshiaki Koyama | 2000-06-20 |
| 5905495 | Communication system using electronic mail | Noriyuki Tanaka, Kazuma Yumoto, Naoko Iwami, Tohru Hoshi, Toshiaki Koyama +1 more | 1999-05-18 |
| 5856825 | Image voice synchronized multimedia mail system and method thereof | Kazuma Yumoto, Naoko Iwami, Susumu Matsui | 1999-01-05 |
| 5832217 | Communication system distributing packets according to commands acquired form packets and filtering real time requests from the accepted requests and processing the realtime requests selected by the filter | Naoko Iwami, Kazuma Yumoto, Susumu Matsui | 1998-11-03 |
| 5604737 | Voice communication system and voice communication method | Naoko Iwami, Susumu Matsui | 1997-02-18 |
| 5528284 | Video communication method having refresh function of coding sequence and terminal devices thereof | Naoko Iwami, Susumu Matsui | 1996-06-18 |
| 5477542 | Method and appartus for controlling multimedia information communication | Naoko Iwami, Susumu Matsui | 1995-12-19 |