Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845399 | Laminated piezoelectric transducer | Eturo Yasuda, Hiroshi Matsuoka, Hiroyuki Yoshida, Yoichi Kotanshi | 1989-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845399 | Laminated piezoelectric transducer | Eturo Yasuda, Hiroshi Matsuoka, Hiroyuki Yoshida, Yoichi Kotanshi | 1989-07-04 |