Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6577328 | Program providing medium and shared virtual space providing apparatus and method | Koichi Matsuda | 2003-06-10 |
| 6519009 | Program switching device and method | Hirofumi Yuchi, Takaaki Ohta | 2003-02-11 |