Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8948161 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2015-02-03 |
| 8934484 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2015-01-13 |
| 8565245 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2013-10-22 |
| 8553677 | Terminal to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2013-10-08 |
| 8208452 | Integrated information communication system | Hisao Furukawa | 2012-06-26 |
| 8121113 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2012-02-21 |
| 8072979 | Terminal-to-terminal communication control system for IP full service | Hisao Furukawa | 2011-12-06 |
| 7948995 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2011-05-24 |
| 7787428 | Integrated information communication system | Hisao Furukawa | 2010-08-31 |
| 7782883 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2010-08-24 |
| 7733882 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2010-06-08 |
| 7693187 | Integrated information communication system using internet protocol | Hisao Furukawa | 2010-04-06 |
| 7516242 | Integrated information communication system using conversion table to convert an external packet into an internal packet by embedding a header | Hisao Furukawa | 2009-04-07 |
| 7505471 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2009-03-17 |
| 7440456 | Terminal-to-terminal communication connection control system for IP full service | Hisao Furukawa | 2008-10-21 |
| 7373429 | Integrated IP network | Hisao Furukawa | 2008-05-13 |
| 7301952 | Terminal-to-terminal communication connection control method using IP transfer network | Hisao Furukawa | 2007-11-27 |
| 7266115 | Integrated information communication system | Hisao Furukawa | 2007-09-04 |
| 7266114 | Integrated information communication system | Hisao Furukawa | 2007-09-04 |
| 7149815 | Integrated information communication system using internet protocol | Hisao Furukawa | 2006-12-12 |
| 7028100 | Integrated information communication system for detecting and discarding external data packets that violate addressing rules | Hisao Furukawa | 2006-04-11 |
| 6711623 | Integrated IP network | Hisao Furukawa | 2004-03-23 |
| 6618366 | Integrated information communication system | Hisao Furukawa | 2003-09-09 |
| 6145011 | Integrated information communication system using internet protocol | Hisao Furukawa | 2000-11-07 |
| 5502765 | Method and apparatus for settlement of accounts by IC cards | Ginya Ishiguro, Toshiyasu Muta, Kazutaka Sakita, Tatsuaki Okamoto, Atsushi Fujioka | 1996-03-26 |