Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346382 | Portable radio telephone | Takaharu Ando, Masahiko Happo, Tomiaki Shirakawa | 1994-04-26 |
| D345555 | Portable radio telephone | Takato Yokouchi, Takashi Kajita, Akihiko Konno | 1994-03-29 |
| D345157 | Portable radio telephone | Masahiko Happo, Tomiaki Shirakawa, Takato Yokouchi | 1994-03-15 |
| D344943 | Portable radio telephone | Takashi Kajita, Takaharu Ando, Masahiko Happo | 1994-03-08 |