Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10347817 | Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition | Hisashi KOZUKA, Hideto Yamada, Kazuaki Kitamura, Masato Yamazaki, Toshiaki Kurahashi +3 more | 2019-07-09 |
| 10340441 | Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition | Hisashi KOZUKA, Hideto Yamada, Kazuaki Kitamura, Masato Yamazaki, Toshiaki Kurahashi +3 more | 2019-07-02 |