Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10084225 | Directional coupler | Yuta ASHIDA, Noriaki Ootsuka, Takeshi Kijima, Tetsuzo Goto | 2018-09-25 |
| 9893407 | Directional coupler | Noriaki Ootsuka, Takeshi Kijima | 2018-02-13 |
| 9893408 | Directional coupler | Yuta ASHIDA, Noriaki Ootsuka, Tetsuzo Goto, Takeshi Kijima | 2018-02-13 |
| 9653771 | Directional coupler | Noriaki Ootsuka, Takeshi Kijima, Yuta ASHIDA | 2017-05-16 |
| 9601816 | Dielectric line and electronic component | Shigemitsu Tomaki, Tomoaki Kawata, Kiyoshi Hatanaka, Toshio Sakurai | 2017-03-21 |
| 9391354 | Directional coupler | Noriaki Ootsuka | 2016-07-12 |
| 7999634 | Layered low-pass filter having a conducting portion that connects a grounding conductor layer to a grounding terminal | Yukitoshi Kagaya | 2011-08-16 |
| 7982557 | Layered low-pass filter capable of producing a plurality of attenuation poles | Yukitoshi Kagaya | 2011-07-19 |
| 7859364 | Layered low-pass filter | Yukitoshi Kagaya | 2010-12-28 |