Issued Patents 2004
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820203 | Security unit for use in memory card | Yoshihito Ishibashi, Yukihiro Sakamoto, Asami Mizuno, Nobuyuki Kihara, Teppei Yokota | 2004-11-16 |
| 6810490 | Storage device, data processing system and data writing and readout method | Akira Sassa, Mitsuhiro Hirabayashi | 2004-10-26 |
| 6805297 | External storage apparatus and control apparatus thereof, and data transmission/reception apparatus | Yoshio Kondo | 2004-10-19 |
| 6802453 | External storage apparatus and control apparatus thereof, and data transmission reception apparatus | Yoshio Kondo | 2004-10-12 |
| 6792539 | Processing method and apparatus for encrypted data transfer | Tateo Oishi, Ryuji Ishiguro, Nobuyuki Kihara, Teppei Yokota | 2004-09-14 |
| 6786417 | Memory card with write protection switch | Yoshio Kondo, Toshiharu Kobayashi, Akira Sassa | 2004-09-07 |
| 6783076 | Memory card, and receptacle for same | Yoshio Kondo, Toshiharu Kobayashi, Akira Sassa | 2004-08-31 |
| 6775754 | Memory apparatus and memory access restricting method | Yasuko Miura | 2004-08-10 |
| 6729548 | Memory card, and receptacle for same | Yoshio Kondo, Toshiharu Kobayashi, Akira Sassa | 2004-05-04 |
| 6732246 | Memory apparatus and memory access restricting method | — | 2004-05-04 |