Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6535921 | Method of sending and receiving information and system using such method | Shigeki Hirasawa, Michio Morioka, Tadashi Kuwabara, Tomochika Ozaki, Yuichi Yagawa | 2003-03-18 |