Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744318 | Digital power amplifier | Kenji Yokoyama | 2004-06-01 |
| 6694601 | Method of adjusting characteristics of dielectric filter | Haruo Matsumoto, Yukihiro Kitaichi, Tadahiro Yorita, Hideyuki Kato, Tatsuya Tsujiguchi +2 more | 2004-02-24 |