Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825143 | Method of making lead zirconate titanate-based ceramic powder, piezoelectric ceramic and method for making same, and piezoelectric ceramic element | Kazunari Okada, Masataka Kida | 2004-11-30 |
| 5833875 | Piezoelectric ceramics | Kohichi Hayashi, Kosuke Shiratsuyu | 1998-11-10 |