Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689804 | Medium-frequency radio transmission system | Tadao Sugita, Tatehiko Toyosawa, Shinichi Watanabe, Atsumi Fujiwara, Masaaki Kitanda | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689804 | Medium-frequency radio transmission system | Tadao Sugita, Tatehiko Toyosawa, Shinichi Watanabe, Atsumi Fujiwara, Masaaki Kitanda | 1997-11-18 |