Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703486 | Battery remaining capacity measuring device | Youichi Arai, Brendan O'Toole, Tsutomu Saigo, Kenichi Shimoyama, Ryo Kumagai | 1997-12-30 |
| 5698983 | Method and apparatus for measuring and displaying remaining battery capacity as a two dimensional dot curve | Youichi Arai, Kenichi Shimoyama, Ryo Kumagai | 1997-12-16 |