Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831530 | Monolithic LC filter with enhanced magnetic coupling between resonator inductors | Junichi Ichikawa, Norihisa Kitajima | 2004-12-14 |
| 6791435 | Multilayer LC filter with improved magnetic coupling characteristics | Junichi Ichikawa | 2004-09-14 |