Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7373299 | Variable voice rate apparatus and variable voice rate method | Hisayoshi Nagae, Masahide Ariu | 2008-05-13 |
| 7299183 | Closed caption signal processing apparatus and method | Kazuhiko Abe, Yasuyuki Masai, Makoto Yajima, Koichi Yamamoto, Munehiko Sasajima | 2007-11-20 |
| 7110800 | Communication system using short range radio communication headset | Katsuyoshi Nagayasu, Shinichi Tanaka, Yoichi Takebayashi | 2006-09-19 |
| 6993354 | Radio communication method in a tree-structured radio communication terminal network | Toshiki Kizu, Yuzo Tamada | 2006-01-31 |