Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812591 | Power control device with electric double layer capacitor unit cells | Tokihiro Umemura, Noriko Kawakami, Tomotsugu Ishizuka | 2004-11-02 |
| 6801094 | Phase comparator | Tomonari Aoki | 2004-10-05 |
| 6696863 | Clock signal distribution circuit | Kenji Yamamoto | 2004-02-24 |