Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7720947 | Method and device for reserving transmission band on internet | Takeshi Okamoto, Ikuo Taoka, Yoko Sasaki | 2010-05-18 |
| 6789104 | Communications system and method with emulated-LAN assignment capabilities | Minoru Yamaguchi, Takeshi Okamoto, Katsuhisa Iriya, Namiko Imanari | 2004-09-07 |
| 6785281 | Method of transferring data via bypass line in connection-type network | Hideki Inoue, Masaru Murakami, Ikuo Taoka, Naoki Yamamoto | 2004-08-31 |
| 6552997 | Router network, with saving function, for subordinate LAN at router fault | Hideki Inoue, Masaru Murakami, Ikuo Taoka, Naoki Yamamoto | 2003-04-22 |
| 6353856 | Firewall system and method | — | 2002-03-05 |
| 6229820 | Network system and switching unit | Satoshi Fudatate, Eitarou Hiraga, Minoru Yamaguchi, Toshikatsu Atarashi | 2001-05-08 |
| 6081845 | ARP server | Takeshi Okamoto, Satoshi Fudatate, Eitarou Hiraga, Toshikatsu Atarashi, Minoru Yamaguchi | 2000-06-27 |