Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7777907 | Printing system using post-printing processing apparatus | Masanori Matsuzaki, Masamichi Akashi, Masayuki Sakura | 2010-08-17 |
| 7715034 | Data processing device and data storage device for performing time certification of digital data | — | 2010-05-11 |