Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12406793 | Coil component and filter circuit including the same | — | 2025-09-02 |
| 12355416 | Coil component, filter circuit including the coil component, and electronic device | — | 2025-07-08 |
| 12301197 | Filter circuit and power supply device including the same | — | 2025-05-13 |
| 12040768 | Circuit device and filter circuit | — | 2024-07-16 |
| 11870412 | Multilayer substrate, circuit device, and filter circuit substrate | — | 2024-01-09 |
| 11699544 | Coil component and filter circuit including same | — | 2023-07-11 |
| 11264162 | Coil component and filter circuit including the coil component | — | 2022-03-01 |
| 10382000 | Circuit board, filter circuit using the same, and capacitance element | — | 2019-08-13 |
| 10284164 | Circuit substrate, filter circuit, and capacitance element | — | 2019-05-07 |
| 8860631 | Metamaterial | — | 2014-10-14 |
| 8743017 | Metamaterial and method for manufacturing same | — | 2014-06-03 |
| 8525618 | Metamaterial having a negative dielectric constant and a negative magnetic permeability | — | 2013-09-03 |
| 8264305 | Resonator, substrate having the same, and method of generating resonance | — | 2012-09-11 |
| 7567147 | Directional coupler | Kenji Ajioka | 2009-07-28 |
| 6768410 | Laminated balun transformer | Hirokazu Yazaki | 2004-07-27 |
| 6628189 | Laminated balun transformer | Hirokazu Yazaki | 2003-09-30 |