Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355363 | Voice transmission method and apparatus in duplex radio system | Katsumi Takahashi, Takashi Kurokawa, Nobuo Sekiguchi, Kazuo Suzuka, Kiyoyuki Isawa +2 more | 1994-10-11 |