Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821677 | Negative electrode active material and nonaqueous electrolyte battery | Norio Takami | 2004-11-23 |
| 6696197 | Battery pack and portable electronic appliance | Norio Takami, Tatsuoki Kohno, Tomokazu Morita, Haruchika Ishii | 2004-02-24 |
| 6686090 | Battery with a nonaqueous electrolyte and a negative electrode having a negative electrode active material occluding and releasing an active material | Norio Takami | 2004-02-03 |