Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731957 | Wireless communication device capable of saving battery power by switching communication mode | Michio Shamoto, Hiroshi Sakai | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731957 | Wireless communication device capable of saving battery power by switching communication mode | Michio Shamoto, Hiroshi Sakai | 2004-05-04 |