Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822764 | Communication terminal with an energy saving capability | Shigeru Katsuragi | 2004-11-23 |
| 6128104 | Communication terminal with an energy saving capability | Shigeru Katsuragi | 2000-10-03 |