Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703486 | Battery remaining capacity measuring device | Youichi Arai, Brendan O'Toole, Tsutomu Saigo, Ryo Kumagai, Yoshihide Takada | 1997-12-30 |
| 5698983 | Method and apparatus for measuring and displaying remaining battery capacity as a two dimensional dot curve | Youichi Arai, Ryo Kumagai, Yoshihide Takada | 1997-12-16 |
| 5654630 | Contactless sensor driven by single power supply | Youichi Arai, Tsutomu Saigo | 1997-08-05 |