Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11171395 | Transmission line and air bridge structure | Shigeo Arai, Michihiko IKEDA | 2021-11-09 |
| 10998280 | Balance-unbalance converter and semiconductor integrated circuit having the same | Michihiko IKEDA, Takao Yamaguchi | 2021-05-04 |