Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469888 | Non-aqueous electrolyte electric double-layer capacitor | Masashi Otsuki, Shigeki Endo | 2002-10-22 |
| 6452782 | NON-AQUEOUS ELECTROLYTE ELECTRIC DOUBLE-LAYER CAPACITOR, DETERIORATION INHIBITOR FOR NON-AQUEOUS ELECTROLYTE ELECTRIC DOUBLE-LAYER CAPACITOR AND ADDITIVE FOR NON-AQUEOUS ELECTROLYTE ELECTRIC DOUBLE-LAYER CAPACITOR | Masashi Otsuki, Shigeki Endo | 2002-09-17 |