Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420945 | Piezoelectric resonator having internal electrode films, piezoelectric component and ladder filter formed therefrom | Takashi Yamamoto | 2002-07-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420945 | Piezoelectric resonator having internal electrode films, piezoelectric component and ladder filter formed therefrom | Takashi Yamamoto | 2002-07-16 |