Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8364735 | Test method of integrated circuit with random-number generation circuit and integrated circuit with random-number generation circuit | — | 2013-01-29 |
| 8355504 | AV communication control circuit for realizing copyright protection with respect to radio LAN | Takeshi Saito, Hiroshi Isozaki, Koji Kanazawa | 2013-01-15 |
| 7962154 | Transmitting device for transmitting contents with copyright protection | Hiroshi Isozaki, Keiji Tsunoda, Kiyoshi Toshimitsu, Takeshi Saito, Taku Kato | 2011-06-14 |
| 7480247 | Using priority control based on congestion status within packet switch | Yoshimitsu Shimojo | 2009-01-20 |
| 7324805 | Scheme for registration and authentication in wireless communication system using wireless LAN | Yoshiaki Takabatake | 2008-01-29 |
| 7324822 | Wireless communication scheme with communication quality guarantee and copyright protection | Hiroshi Isozaki, Keiji Tsunoda, Kiyoshi Toshimitsu, Takeshi Saito, Taku Kato | 2008-01-29 |
| 7308098 | AV communication control circuit for realizing copyright protection with respect to radio LAN | Takeshi Saito, Hiroshi Isozaki, Koji Kanazawa | 2007-12-11 |
| 7143436 | Device authentication management system | Kensaku Yamaguchi, Mikio Hashimoto | 2006-11-28 |
| 7136997 | Radio network system using multiple authentication servers with consistently maintained information | Kensaku Yamaguchi, Mikio Hashimoto | 2006-11-14 |
| 7024204 | Wireless communication scheme with communication quality guarantee and copyright protection | Hiroshi Isozaki, Keiji Tsunoda, Kiyoshi Toshimitsu, Takeshi Saito, Taku Kato | 2006-04-04 |
| 6782260 | Scheme for registration and authentication in wireless communication system using wireless LAN | Yoshiaki Takabatake | 2004-08-24 |
| 6643256 | Packet switch and packet switching method using priority control based on congestion status within packet switch | Yoshimitsu Shimojo | 2003-11-04 |