Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5140695 | Channel assignment system in mobile communication system | Shuji Yasuda, Yoshiaki Nakajima | 1992-08-18 |
| 4969207 | Radio receiver with reception deterioration compensation | Masayuki Sakamoto, Isao Shimizu, Mitsuru Murata | 1990-11-06 |
| 4621368 | Digital transmission system | Takeshi Hattori | 1986-11-04 |