Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864263 | Dielectric filter with protective film covering the edges of the input/output electrodes and external electrode | Tomoyuki Iwasaki | 1999-01-26 |
| 4980660 | Antenna sharing apparatus for switchable transmit/receive filters | Toshiaki Nakamura, Hideyuki Miyake, Takashi Nagata | 1990-12-25 |