Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820203 | Security unit for use in memory card | Takumi Okaue, Yoshihito Ishibashi, Yukihiro Sakamoto, Asami Mizuno, Nobuyuki Kihara | 2004-11-16 |
| 6807024 | Reproducing apparatus and reproducing method | Nobuyuki Kihara, Eiichi Yamada | 2004-10-19 |
| 6799273 | Data processing system and method for mutual identification between apparatuses | Tateo Oishi, Tomoyuki Asano, Nobuyuki Kihara | 2004-09-28 |
| 6792539 | Processing method and apparatus for encrypted data transfer | Tateo Oishi, Ryuji Ishiguro, Takumi Okaue, Nobuyuki Kihara | 2004-09-14 |
| 6788604 | Apparatus and method for determining the erasability of data in a memory | Nobuyuki Kihara | 2004-09-07 |
| 6748485 | Recording medium, recording apparatus and recording/reproducing system for tracking use and transfer of data | Nobuyuki Kihara | 2004-06-08 |
| 6691149 | System for distributing music data files between a server and a client and returning the music data files back to the previous locations | Nobuyuki Kihara | 2004-02-10 |
| 6678203 | Editing apparatus, editing method, and non-volatile memory | Nobuyuki Kihara | 2004-01-13 |