Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560103 | Accessory of electronic device | Hidemi Dohi, Toshio Ikeuchi | 2003-05-06 |
| 6522533 | Accessory of electronic device | Toshio Ikeuchi, Hidemi Dohi | 2003-02-18 |
| 6236571 | Attachment device of portable electronic equipment and feature expanding unit of portable electronic equipment, and separation type feature expanding device of portable electronic equipment comprising attachment device and feature expanding unit | Hidemi Dohi, Shinichi Yamaguchi, Toshio Ikeuchi, Mikio Adachi | 2001-05-22 |
| 5959835 | Attachment device of portable electronic equipment and feature expanding unit of portable electronic equipment, and separation type feature expanding device of portable electronic equipment comprising attachment device and feature expanding unit | Hidemi Dohi, Shinichi Yamaguchi, Toshio Ikeuchi, Mikio Adachi | 1999-09-28 |
| 5737541 | Box for functional expansion of a portable electronic equipment | Hisao Shimizu, Hidemi Dohi, Yoshiaki Matsuoka, Yoshio Tanioka, Norimitsu Asano | 1998-04-07 |