Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020137 | Input apparatus | Hitokazu Shitanaka, Hideaki Eto | 2018-07-10 |
| 6580039 | Multidirectional switch and operation unit using the same | Yoshiyuki Nakade, Shigeyoshi Umezawa, Hitokazu Shitanaka | 2003-06-17 |
| 6359243 | Multi-directional operating switch and electronic device using the same | Yoshiyuki Nakade, Hitokazu Shitanaka, Shigeyoshi Umezawa | 2002-03-19 |
| 6341969 | Rotary connector | Ryoichi Taniuchi, Yoshiyuki Nakade, Takeo Nakamura, Ichiro Tateishi | 2002-01-29 |
| 6309233 | Revolving connector | Yoshiyuki Nakade, Ryoichi Taniuchi, Ichiro Tateishi, Takeo Nakamura | 2001-10-30 |