Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8312350 | Mobile communication apparatus | Takashi Kamada | 2012-11-13 |
| 8077637 | Mobile communication apparatus | — | 2011-12-13 |
| 5859844 | Uninterrupted-service expansion system for a cross connecting device | Keiichi Kanno, Ryuichi Kondo, Koya Sakurai | 1999-01-12 |