Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6704252 | Method and apparatus for reproducing information data from partial CD-R | Yoshihiro Aso, Akihito Kajita, Masaaki Matsumoto | 2004-03-09 |
| 5909652 | Radio communication system and radio communication terminal | Hiroyuki Ishikawa, Katsumi Muroi | 1999-06-01 |
| 5509047 | Portable radio telephone and method for selecting radio channel of cheap fee | — | 1996-04-16 |
| 5337346 | Portable telephone apparatus including electronic notebook function | — | 1994-08-09 |
| 5170497 | Tuning method and apparatus | — | 1992-12-08 |