Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8803632 | High-frequency circuit, high-frequency device, and multiband communications apparatus | — | 2014-08-12 |
| 6940360 | Two-port isolator and method for evaluating it | Shigeru Takeda, Hideto Horiguchi, Yukinori Arita, Yasushi Kishimoto, Shinji Yamamoto | 2005-09-06 |
| 6894578 | Irreversible circuit module including a directional coupler | Yasushi Kishimoto, Hiroyuki Itoh, Hideto Horiguchi, Manabu Yumoto, Youichi Takahashi | 2005-05-17 |