Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641957 | Non-aqueous electrolyte cell | Shinichi Kawaguchi, Tadayoshi Takahashi | 2003-11-04 |
| 6632564 | Non-aqueous electrolyte and non-aqueous electrolyte cell | Tadayoshi Takahashi, Shinichi Kawaguchi | 2003-10-14 |