Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567828 | File format conversion method, and file system, information processing system, electronic commerce system using the method | Shigekazu Inohara, Toyohiko Kagimasa, Yoshimasa Masuoka, Jinghua Min | 2003-05-20 |