Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6106977 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Hidehiko Ohara, Kenji Watanabe, Kazuo Niwa | 2000-08-22 |
| 5871861 | Lithium ion secondary cell | Nobuyoshi Hirokou, Isao Kaneko, Minoru Inoue, Tomikazu Koyama | 1999-02-16 |
| 5871864 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Hidehiko Ohara, Kenji Watanabe, Kazuo Niwa | 1999-02-16 |
| 5706910 | Power source switching system for electric motor vehicles | — | 1998-01-13 |
| 5681670 | Electrode support in a multilayer cell | — | 1997-10-28 |