Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661231 | Battery capacity calculating method and device therefor | Youichi Arai, Tsutomu Saigo | 2003-12-09 |
| 6624636 | Method and apparatus for estimating terminal voltage of battery, method and apparatus for computing open circuit voltage of battery, and method and apparatus for computing battery capacity | Youichi Arai, Michito Enomoto, Tomohiro Kawaguchi | 2003-09-23 |
| 6518735 | Method and apparatus for measuring pure resistance of in-vehicle battery | Tomohiro Kawaguchi, Norihito Enomoto, Youichi Arai | 2003-02-11 |