Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640684 | Radio data communication system comprising a common base radio station and handy radio terminals | Takeshi Watanabe, Yukiko Uno, Yoshimi Kitazumi, Tadao Nojiri | 1997-06-17 |