Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346596 | Optical disk cartridge | Takashi Kajita, Masahiko Happo | 1994-05-03 |
| D346382 | Portable radio telephone | Takaharu Ando, Tadao Nakamura, Masahiko Happo | 1994-04-26 |
| D346164 | Portable radio telephone | Takashi Kajita, Akihiko Konno, Takaharu Ando | 1994-04-19 |
| D345157 | Portable radio telephone | Masahiko Happo, Tadao Nakamura, Takato Yokouchi | 1994-03-15 |
| D345158 | Portable radio telephone | Seiji Namba, Takashi Kajita, Akihiko Konno | 1994-03-15 |