Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346382 | Portable radio telephone | Tadao Nakamura, Masahiko Happo, Tomiaki Shirakawa | 1994-04-26 |
| D346164 | Portable radio telephone | Tomiaki Shirakawa, Takashi Kajita, Akihiko Konno | 1994-04-19 |
| D345356 | Portable radio telephone | Seiji Namba | 1994-03-22 |
| D344943 | Portable radio telephone | Takashi Kajita, Tadao Nakamura, Masahiko Happo | 1994-03-08 |