Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355278 | Portable electronic apparatus having an electro-magnetic shield supporting a keyboard | Takashi Hosoi, Fumiaki Takeda | 1994-10-11 |
| 5331508 | Portable electronic apparatus having a removable keyboard unit | Takashi Hosoi, Fumiaki Takeda | 1994-07-19 |
| 5321580 | Expansion device with power cord and guide groove for expanding functions of compact electronic apparatus | Takashi Hosoi, Toshio Kikukawa, Takaichi Kobayashi | 1994-06-14 |