Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632565 | Lithium secondary battery | — | 2003-10-14 |
| 6616715 | Batteries having desired working volume ratios of positive and negative materials | Kenshin Kitoh | 2003-09-09 |
| 6596430 | Lithium secondary battery and transportation method thereof | — | 2003-07-22 |
| 6549636 | Miniature microphone component with conductive rubber contacts | Mitsuhiro Fujimoto | 2003-04-15 |
| 6506515 | Lithium secondary battery | Kenshin Kitoh | 2003-01-14 |