Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9237516 | Wireless line usage status monitoring method and device | — | 2016-01-12 |
| 8755351 | Wireless line usage status monitoring method and device | — | 2014-06-17 |
| 8705485 | Wireless communication system, terminal apparatus, and communication method | — | 2014-04-22 |
| 8386635 | Data communication system capable of adjusting transmission speeds | Norio Murakami | 2013-02-26 |
| 8369236 | Frequency division multiplex transmission device | Akira Utakouji | 2013-02-05 |