Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054900 | Power amplifier MMIC and mobile communication terminal | Kaoru Ishida, Hiroaki Kosugi, Kazuhiko Nakayama | 2000-04-25 |
| 5990736 | High frequency amplifier with a guard circuit and a radio wave transmission apparatus including the same | Yohei Ichikawa | 1999-11-23 |