Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606015 | High-frequency switch, laminated high-frequency switch, high-frequency radio unit, and high frequency switching method | Toru Yamada, Tomoyuki Iwasaki | 2003-08-12 |
| 6570469 | Multilayer ceramic device including two ceramic layers with multilayer circuit patterns that can support semiconductor and saw chips | Toru Yamada, Tsutomu Matsumura, Toshio Ishizaki | 2003-05-27 |