Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387225 | Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element | Masato Shimada, Tetsushi Takahashi, Hong Qiu | 2002-05-14 |