Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963258 | Variable-frequency resonator circuit, variable-frequency filter, shared-antenna device, and communication device | Masayuki Atokawa, Nobuyoshi Honda | 2005-11-08 |
| 6621383 | Dielectric filter, dielectric duplexer, and communication device | Soichi Nakamura, Hirofumi Miyamoto | 2003-09-16 |