Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670789 | Voltage equalizing apparatus for battery devices | Hiroshi Nishizawa, Fujio Matsui | 2003-12-30 |
| 6642693 | Voltage equalizing apparatus for battery devices | Hiroshi Nishizawa, Fujio Matsui | 2003-11-04 |
| 6633091 | Storage module | — | 2003-10-14 |
| 6586910 | Voltage equalizer apparatus and method thereof | Fujio Matsui, Mitsunori Ishii, Hiroshi Nishizawa | 2003-07-01 |