Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9715219 | Information processing apparatus, information processing method, and program | Yuichiro Koyama, Takeshi Asakawa | 2017-07-25 |
| 8571988 | Electronic money system, electronic money terminal device, and information card | Susumu Kusakabe, Hiroshi Abe, Fumio Kubono | 2013-10-29 |
| 8559428 | Network system | Shinya Kimura, Takahiro Sasaki, Motoki Nakade, Yoshiyuki Kunito, Akihiro Hokimoto +2 more | 2013-10-15 |
| 8467385 | Network system | Shinya Kimura, Takahiro Sasaki, Motoki Nakade, Yoshiyuki Kunito, Akihiro Hokimoto +2 more | 2013-06-18 |
| 8214637 | Public key certificate issuing system, public key certificate issuing method, digital certification apparatus, and program storage medium | Makoto Oka, Yoshihito Ishibashi, Hideaki Watanabe | 2012-07-03 |
| 8069170 | Private information storage device and private information management device | Kenzo Akagiri, Koji Suginuma | 2011-11-29 |
| 8036388 | Information sending system, information sending device, information receiving device, information distribution system, information receiving system, information sending method, information receiving method, information distribution method, apparatus, sending method of information receiving device, playback method of apparatus, method of using contents and program storing medium | Yoshihito Ishibashi, Tateo Oishi, Tomoyuki Asano, Akihiro Muto, Jun Kitahara | 2011-10-11 |
| 8005226 | Information sending system, information sending device, information receiving device, information distribution system, information receiving system, information sending method, information receiving method, information distribution method, apparatus, sending method of information receiving device, playback method of apparatus, method of using contents and program storing medium | Yoshihito Ishibashi, Tateo Oishi, Tomoyuki Asano, Akihiro Muto, Jun Kitahara | 2011-08-23 |
| 7792127 | Network system | Shinya Kimura, Takahiro Sasaki, Motoki Nakade, Yoshiyuki Kunito, Akihiro Hokimoto +2 more | 2010-09-07 |
| 7730108 | Information processing apparatus and method, and program | Yu HAMADA, Tetsuya Shiraishi | 2010-06-01 |
| 7644443 | Content distribution system, content distribution method, information processing apparatus, and program providing medium | Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon, Hideaki Watanabe | 2010-01-05 |
| 7516493 | Content distribution system, content distribution method, information processing apparatus, and program providing medium | Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon, Hideaki Watanabe | 2009-04-07 |
| 7484246 | Content distribution system, content distribution method, information processing apparatus, and program providing medium | Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon, Hideaki Watanabe | 2009-01-27 |
| 7366699 | Electronic money system, electronic money terminal device, and information card | Susumu Kusakabe, Hiroshi Abe, Fumio Kubono | 2008-04-29 |
| 7310732 | Content distribution system authenticating a user based on an identification certificate identified in a secure container | Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon, Hideaki Watanabe | 2007-12-18 |
| 7287158 | Person authentication system, person authentication method, information processing apparatus, and program providing medium | Ichiro Futamura, Yoshihito Ishibashi, Masashi Kon, Hideaki Watanabe | 2007-10-23 |
| 7243238 | Person authentication system, person authentication method, information processing apparatus, and program providing medium | Hideaki Watanabe, Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon | 2007-07-10 |
| 7184986 | Content transaction system and method, and program providing medium therefor | Yoshihito Ishibashi, Hideaki Watanabe, Ichiro Futamura, Masashi Kon | 2007-02-27 |
| 7185193 | Person authentication system, person authentication method, and program providing medium | Hideaki Watanabe, Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon | 2007-02-27 |
| 7155418 | Electronic cash system | — | 2006-12-26 |
| 7152158 | Public key certificate issuing system, public key certificate issuing method, information processing apparatus, information recording medium, and program storage medium | Hideaki Watanabe, Yoshihito Ishibashi, Ichiro Futamura, Masashi Kon, Makoto Oka | 2006-12-19 |
| 7149894 | Public-key certificate issuance request processing system and public-key certificate issuance request processing method | Ichiro Futamura, Yoshihito Ishibashi, Masashi Kon, Hideaki Watanabe | 2006-12-12 |
| 7103778 | Information processing apparatus, information processing method, and program providing medium | Masashi Kon, Yoshihito Ishibashi, Ichiro Futamura, Hideaki Watanabe | 2006-09-05 |
| 7099846 | Apparatus and system for providing fee-based content | Yoshihito Ishibashi, Tateo Oishi, Akihiro Muto | 2006-08-29 |
| 7099479 | Information transmission system, transmitter, and transmission method as well as information reception system, receiver and reception method | Yoshihito Ishibashi, Tateo Oishi, Tomoyuki Asano, Akihiro Muto, Jun Kitahara | 2006-08-29 |