Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464925 | Method of polarization-treating piezoelectric body | Naoki Fujii | 2002-10-15 |
| 6403012 | Method of polarization-treating piezoelectric material | Naoki Fujii | 2002-06-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464925 | Method of polarization-treating piezoelectric body | Naoki Fujii | 2002-10-15 |
| 6403012 | Method of polarization-treating piezoelectric material | Naoki Fujii | 2002-06-11 |