Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975710 | Communications system and communications method | Satoru Chikuma | 2005-12-13 |
| 6947435 | Radio communication system and apparatus, communication method and program recording medium therefor | Satoru Chikuma, Yuichiro Noguchi | 2005-09-20 |