Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812591 | Power control device with electric double layer capacitor unit cells | Tokihiro Umemura, Tomotsugu Ishizuka, Kazuhiro Nakajima | 2004-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812591 | Power control device with electric double layer capacitor unit cells | Tokihiro Umemura, Tomotsugu Ishizuka, Kazuhiro Nakajima | 2004-11-02 |