Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6861920 | COMPLEX CIRCUIT BOARD, NONRECIPROCAL CIRCUIT DEVICE, RESONATOR, FILTER, DUPLEXER COMMUNICATIONS DEVICE, CIRCUIT MODULE, COMPLEX CIRCUIT BOARD MANUFACTURING METHOD, AND NONRECIPROCAL CIRCUIT DEVICE MANUFACTURING METHOD | Yohei Ishikawa, Kei Matsutani | 2005-03-01 |