Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11641356 | Authorization apparatus, data server and communication system | Yasuki Fujii, Junichi Suga, Izuru Sato | 2023-05-02 |
| 11082281 | Relay communication method and relay communication device | Tadakatsu Nagao | 2021-08-03 |
| 10462848 | Non-transitory computer readable recording medium, communication method and communication device | — | 2019-10-29 |
| 10419519 | Apparatus and method for transferring data via heterogeneous networks | — | 2019-09-17 |
| 9762680 | Node apparatus operating as proxy server | — | 2017-09-12 |
| 9538326 | Apparatus and method for monitoring a location of a movable information apparatus | Kota Ejima | 2017-01-03 |
| 9171312 | Context information collection management system | Jun Maeda | 2015-10-27 |
| 8484337 | Presence communication system | Jun Maeda, Masaaki Takase | 2013-07-09 |
| 8055898 | Tag authentication system | — | 2011-11-08 |
| 7953974 | Authentication method, authentication system, and tag device thereof, data reference client, authentication server, and data server | Yoshiharu Sato, Katsunori Iwamoto | 2011-05-31 |
| 7761542 | Network access control method, network system using the method and apparatuses configuring the system | Katsuichi Nakamura, Yoshiharu Sato | 2010-07-20 |
| 7577105 | Cooperation information managing apparatus and gateway apparatus for use in cooperation information managing system | Haruyuki Takeyoshi, Yoichiro Igarashi, Masaaki Takase, Mitsuaki Kakemizu | 2009-08-18 |
| 7277948 | Network system with dynamic service profile updating functions | Yoichiro Igarashi, Mitsuaki Kakemizu, Kazunori Murata, Masaaki Wakamoto | 2007-10-02 |
| 7068640 | VPN system in mobile IP network, and method of setting VPN | Mitsuaki Kakemizu, Yoichiro Igarashi, Kazunori Murata, Masaaki Wakamoto | 2006-06-27 |
| 6917605 | Mobile network system and service control information changing method | Mitsuaki Kakemizu, Kazunori Murata, Yoichiro Igarashi, Masaaki Wakamoto | 2005-07-12 |
| 6473799 | User system for a distributed network | Ken-ichi Takeshita, Keiki Nishihara, Shin-ichi Matsumoto | 2002-10-29 |
| 6434152 | ATM network device | — | 2002-08-13 |
| 6028838 | Navigation apparatus | Kenichi Fukuda, Masaaki Wakamoto | 2000-02-22 |
| 5592817 | Forklift controller | Ryuhei Nishimura, Hiroaki Murakami | 1997-01-14 |