Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111418 | Image processing system, operation method thereof, image processing apparatus and image processing program thereof | Masao Hosono, Kazumi Sawayanagi, Hideyuki Matsuda | 2012-02-07 |
| 8056126 | Authentication system for instruction processing apparatus, image forming apparatus, authentication control method, and authentication control program | Daisuke Sakiyama, Takanobu Kuge, Hideyuki Matsuda | 2011-11-08 |
| 7945588 | Image forming apparatus controlling use of medium inserted thereinto | Kazumi Sawayanagi, Hironobu Nakata, Hiroyuki Kawabata, Yoshiki Tokimoto | 2011-05-17 |
| 7821396 | Image forming device and recording sheet selection method therefor | Hironobu Nakata, Kenji Matsuhara, Yoshiki Tokimoto | 2010-10-26 |
| 7812981 | Image processing apparatus | Takeshi Minami, Kenji Matsuhara, Nobuhiro Mishima | 2010-10-12 |
| 7640436 | Encryption device and method | Osamu Shibata, Taihei Yugawa, Tsutomu Sekibe, Yoshiyuki Saito | 2009-12-29 |
| 7545527 | Image processing apparatus and data processing apparatus | Kenji Matsuhara, Nobuhiro Mishima, Takeshi Minami, Daisetsu Tohyama | 2009-06-09 |
| 7529938 | Method, apparatus and system for performing authentication according to challenge-response protocol using scrambled access information | Osamu Shibata, Taihei Yugawa, Tsutomu Sekibe, Teruto Hirota, Yoshiyuki Saito | 2009-05-05 |
| 7272856 | Decryption device | Osamu Shibata, Taihei Yugawa, Tsutomu Sekibe, Yoshiyuki Saito | 2007-09-18 |
| 7062630 | Storing device for writing data onto a plurality of installed storing mediums, storing control method for the storing device, and program thereof | Tsutomu Sekibe | 2006-06-13 |