Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795822 | Text communication method and text communication system | Masahiko Murakami, Sumiyo Okada | 2004-09-21 |
| 6751656 | Apparatus and method for providing information about two-way computer communication services | Youji Kohda, Kazuki Matsui, Kenichi Sasaki, Ryuichi Matsukura, Iwao Otsuka +3 more | 2004-06-15 |