Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293141 | Dielectric filter having external connection terminals on dielectric substrate and antenna duplexer using the same | Kousuke Takeuchi, Kachio Ikeda, Kenichi Shibata, Kazuhiko Kuroki | 1994-03-08 |