Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874978 | Device for magnifying displacement of piezoelectric element or the like and method of producing same | Atsuo Sakaida, Yasuji Chikaoka, Yasuo Imoto, Akira Iriguchi | 1989-10-17 |