Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11733733 | Strap | Eiji Saitoh, Masami Tatehana | 2023-08-22 |
| 10791811 | Strap | Eiji Saitoh | 2020-10-06 |
| 10482297 | Electronic device | Shinya Aoyama | 2019-11-19 |
| 10171122 | Hand strap for electronic apparatus | Eiji Saitoh, Masami Tatehana | 2019-01-01 |
| 10043045 | Electronic apparatus | Shinya Aoyama, Katsuhiro Kitade | 2018-08-07 |
| 9979428 | Hand strap for electronic apparatus | Eiji Saitoh, Masami Tatehana | 2018-05-22 |
| 6680676 | Switch unit and portable terminal device using the switch unit | Takahiro Hayashi, Akira Hasegawa, Hiroyuki Sato, Hiroshi Ohmura | 2004-01-20 |