Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400959 | Communication system and communication method with diversity features | Tumoru Nagira, Kenzo Nakamura, Akira Shibuno | 2002-06-04 |
| 6188872 | Method of checking and acknowledging reception of data in a two-way radio communication system | Tumoru Nagira, Kenzo Nakamura, Akira Shibuno | 2001-02-13 |