Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468094 | Electronic value exchange system, mobile terminal, and electronic value exchange method | Ken Sakamura, Noboru Koshizuka, Kensaku Mori, Masayuki Terada, Kazuhiko Ishii | 2013-06-18 |
| 8306919 | IC card and authentication method in electronic ticket distribution system | Ken Sakamura, Noboru Koshizuka, Hiroshi Aono, Kazuhiko Ishii, Kensaku Mori | 2012-11-06 |
| 8161499 | Data processing device and data processing method | Ken Sakamura, Noboru Koshizuka, Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2012-04-17 |
| 8122261 | Data communication apparatus and data communication method | Ken Sakamura, Noboru Koshizuka, Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2012-02-21 |
| 7975029 | Terminal equipment | Ken Sakamura, Noboru Koshizuka, Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2011-07-05 |
| 7896236 | Electronic value exchange system and electronic value exchange method | Ken Sakamura, Noboru Koshizuka, Kensaku Mori, Masayuki Terada, Kazuhiko Ishii | 2011-03-01 |
| 7882030 | Connection information management system for managing connection information used in communications between IC cards | Ken Sakamura, Noboru Koshizuka, Kazuhiko Ishii, Kensaku Mori, Hiroshi Aono | 2011-02-01 |
| 7865438 | Electronic value exchange method, user device, and third-party device | Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2011-01-04 |
| 7861293 | Mobile terminal and authentication method | Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2010-12-28 |
| 7814557 | IC card and access control method | Ken Sakamura, Noboru Koshizuka, Kazuhiko Ishii, Masayuki Terada, Kensaku Mori | 2010-10-12 |
| 7590591 | Electronic value exchange system and electronic value exchange method | Masayuki Terada, Kensaku Mori, Kazuhiko Ishii | 2009-09-15 |
| 7580897 | IC card and authentication method in electronic ticket distribution system | Ken Sakamura, Noboru Koshizuka, Hiroshi Aono, Kazuhiko Ishii, Kensaku Mori | 2009-08-25 |
| 7500605 | Tamper resistant device and file generation method | Kensaku Mori, Masayuki Terada, Kazuhiko Ishii | 2009-03-10 |
| 7416114 | Electronic value transfer device equipped with non-contact IC interface | Ken Sakamura, Noboru Koshizuka, Kensaku Mori, Kazuhiko Ishii, Hiroshi Aono | 2008-08-26 |
| 7403924 | Communication terminal, portable terminal, circulating server, providing server, electronic book distributing method, and electronic book distributing program | Ken Sakamura, Noboru Koshizuka, Hiroshi Aono, Kazuhiko Ishii, Kensaku Mori | 2008-07-22 |
| 7357329 | IC card, terminal device, and data communication method | Ken Sakamura, Noboru Koshizuka, Kensaku Mori, Kazuhiko Ishii, Hiroshi Aono | 2008-04-15 |
| 7346718 | Autonomous integrated-circuit card | Ken Sakamura, Noboru Koshizuka, Kazuhiko Ishii, Kensaku Mori, Hiroshi Aono | 2008-03-18 |
| 7346042 | Information distributing method, information distributing system, information distributing server, mobile communication network system and communication service providing method | Shoichi Horiguchi, Hiroshi Uehara, Shoichiro Ishigaki, Nobuhiko Shigiya, Katsumi Tanaka +1 more | 2008-03-18 |
| 7340243 | Connection information management system for managing connection information used in communications between IC cards | Ken Sakamura, Noboru Koshizuka, Kazuhiko Ishii, Kensaku Mori, Hiroshi Aono | 2008-03-04 |
| 7287165 | IC card, portable terminal, and access control method | Hiroshi Aono, Kazuhiko Ishii, Kensaku Mori | 2007-10-23 |
| 7142847 | Mobile communication system, resource switching method thereof, network control apparatus included therein, same and network control method | Narumi Umeda, Tsutomu Yokoyama | 2006-11-28 |
| 7031695 | Portable terminal, access control method, and access control program | Hiroshi Aono, Kazuhiko Ishii, Kensaku Mori | 2006-04-18 |