Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9246777 | Computer program and monitoring apparatus | Kaori Murase, Masataka Nagura, Takayuki Nagai, Takaki Kuroda | 2016-01-26 |
| 9124531 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kenichi Sakamoto, Koji Wakayama, Shiro Tanabe, Noboru Endo | 2015-09-01 |
| 8582587 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kenichi Sakamoto, Kojii Wakayama, Shiro Tanabe, Noboru Endo | 2013-11-12 |
| 8271667 | Information service communication network system and session management server | Kazuma Yumoto, Satoshi Kiyoto, Takashi Miyamoto, Yasunori Saigusa | 2012-09-18 |
| 8238555 | Management server, communication apparatus and program implementing key allocation system for encrypted communication | Osamu Takata, Takahiro Fujishiro, Tadashi Kaji | 2012-08-07 |
| 8218769 | Encrypted communication system, communication status management server, encrypted communication method, and communication status management method | Osamu Takata, Tadashi Kaji, Takahiro Fujishiro, Keisuke Takeuchi | 2012-07-10 |
| 8205074 | Data communication method and data communication system | Keisuke Takeuchi, Osamu Takata, Tadashi Kaji, Takahiro Fujishiro | 2012-06-19 |
| 8095676 | Mediating system and method to establish communication session, allowing private information to be protected | Tadashi Kaji, Osamu Takata, Takahiro Fujishiro | 2012-01-10 |
| 8094337 | Device and system for assisting printer selection through a network | Yoko Hashimoto, Takahiro Fujishiro, Tadashi Kaji, Akifumi Yato | 2012-01-10 |
| 8081758 | Communication support server, communication support method, and communication support system | Osamu Takata, Takahiro Fujishiro, Tadashi Kaji | 2011-12-20 |
| 8041822 | Service network system and server device | Tadashi Kaji, Osamu Takata, Takahiro Fujishiro, Kohei Sawada | 2011-10-18 |
| 8019996 | Method for encrypted communication with a computer system and system therefor | Yoko Hashimoto, Takahiro Fujishiro, Tadashi Kaji, Osamu Takata | 2011-09-13 |
| 8010793 | Data communication method and system | Keisuke Takeuchi, Osamu Takata, Tadashi Kaji, Takahiro Fujishiro | 2011-08-30 |
| 7984290 | System and method for encrypted communication | Yoko Hashimoto, Takahiro Fujishiro, Tadashi Kaji, Osamu Takata, Shinji Nakamura | 2011-07-19 |
| 7984494 | Computer system establishing a safe communication path | Masahiro Yoshizawa, Kazuma Yumoto | 2011-07-19 |
| 7983281 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kenichi Sakamoto, Koji Wakayama, Shiro Tanabe, Noboru Endo | 2011-07-19 |
| 7881311 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kenichi Sakamoto, Koji Wakayama, Shiro Tanabe, Noboru Endo | 2011-02-01 |
| 7720227 | Encryption method for SIP message and encrypted SIP communication system | Tadashi Kaji, Osamu Takata, Takahiro Fujishiro | 2010-05-18 |
| 7716293 | Presence information sharing method and system | Kenji Kasuga, Tatsuhiko Miyata, Mitsuru Ikezawa | 2010-05-11 |
| 7697692 | Cryptographic communication system and method | Osamu Takata, Takahiro Fujishiro, Tadashi Kaji | 2010-04-13 |
| 7657035 | Encryption communication method and system | Akifumi Yato, Tadashi Kaji, Osamu Takata, Takahiro Fujishiro | 2010-02-02 |
| 7518998 | IP packet communication apparatus | Kenichi Sakamoto, Noboru Endo, Toshiki Sugawara, Koji Wakayama | 2009-04-14 |
| 7443986 | Key allocating method and key allocation system for encrypted communication | Osamu Takata, Takahiro Fujishiro, Tadashi Kaji | 2008-10-28 |
| 7443842 | Communication control apparatus | Takashi Miyamoto, Satoshi Kiyoto, Kazuma Yumoto | 2008-10-28 |
| 7424519 | Distributed storage system, storage device and method of copying data | Hiroaki Odawara | 2008-09-09 |