Issued Patents All Time
Showing 26–50 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9443595 | Memory system and assembling method of memory system | Yoshikazu Takeyama | 2016-09-13 |
| 9418022 | Storage system in which information is prevented | Yasufumi Tsumagari, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura | 2016-08-16 |
| 9413532 | Information recording device | Taku Kato, Tatsuyuki Matsushita | 2016-08-09 |
| 9319389 | Data recording device, and method of processing data recording device | Taku Kato, Tatsuyuki Matsushita | 2016-04-19 |
| 9294285 | Information recording device | Taku Kato, Tatsuyuki Matsushita | 2016-03-22 |
| 9286960 | Memory system and assembling method of memory system | Yoshikazu Takeyama | 2016-03-15 |
| 9253169 | Memory and storage devices to be authenicated using a host device, authenication system and host device | Taku Kato, Tatsuyuki Matsushita | 2016-02-02 |
| 9225513 | Authenticator, authenticatee and authentication method | Taku Kato, Tatsuyuki Matsushita, Fangming Zhao | 2015-12-29 |
| 9201811 | Device and authentication method therefor | Taku Kato, Tatsuyuki Matsushita, Toshihiro Suzuki, Noboru Shibata | 2015-12-01 |
| 9191210 | Authenticator, authenticatee and authentication method | Taku Kato, Hiroyuki Sakamoto | 2015-11-17 |
| 9183159 | Authentication method | Taku Kato, Tatsuyuki Matsushita | 2015-11-10 |
| 9166783 | Protection method, decryption method, player, storage medium, and encryption apparatus of digital content | Hiroyuki Sakamoto, Hiroto Nakai, Seiji Miyata, Hideki Mimura | 2015-10-20 |
| 9160534 | Authenticator, authenticatee and authentication method | Taku Kato, Hiroyuki Sakamoto | 2015-10-13 |
| 9160531 | Host device, semiconductor memory device, and authentication method | Taku Kato, Tatsuyuki Matsushita | 2015-10-13 |
| 9124432 | Host device and authentication method for host device | Taku Kato, Tatsuyuki Matsushita, Shinichi Matsukawa, Yasufumi Tsumagari | 2015-09-01 |
| 9100187 | Authenticator | Taku Kato, Tatsuyuki Matsushita, Shinichi Matsukawa | 2015-08-04 |
| 9094193 | Information recording device | Taku Kato, Tatsuyuki Matsushita | 2015-07-28 |
| 9049026 | Authenticator, authenticatee and authentication method | Taku Kato, Hiroyuki Sakamoto | 2015-06-02 |
| 8995657 | Device and method for certifying one's own authenticity | Taku Kato, Tatsuyuki Matsushita | 2015-03-31 |
| 8990571 | Host device, semiconductor memory device, and authentication method | Taku Kato, Tatsuyuki Matsushita | 2015-03-24 |
| 8990530 | Storage system in which fictitious information is prevented | Yasufumi Tsumagari, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura | 2015-03-24 |
| 8989374 | Cryptographic device for secure authentication | Taku Kato, Tatsuyuki Matsushita | 2015-03-24 |
| 8984294 | System of authenticating an individual memory device via reading data including prohibited data and readable data | Taku Kato, Tatsuyuki Matsushita, Toshihiro Suzuki, Noboru Shibata | 2015-03-17 |
| 8976586 | Semiconductor memory device for pseudo-random number generation | Atsushi Inoue, Yoshikazu Takeyama | 2015-03-10 |
| 8971529 | Information recording device | Taku Kato, Tatsuyuki Matsushita | 2015-03-03 |