Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996506 | Band elimination filter and dielectric resonator therefor | Youhei Ishikawa, Toshiro Hiratsuka, Hirotsugu Abe, Sadao Yamashita | 1991-02-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996506 | Band elimination filter and dielectric resonator therefor | Youhei Ishikawa, Toshiro Hiratsuka, Hirotsugu Abe, Sadao Yamashita | 1991-02-26 |