Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9786833 | Piezoelectric ceramic, method of manufacturing same, and piezoelectric ceramic speaker using same | Gouki Watanabe, Takayuki Goto, Sumiaki Kishimoto, Yutaka Doshida | 2017-10-10 |
| 9537082 | Piezoelectric ceramic, piezoelectric ceramic component, and piezoelectric device using such piezoelectric ceramic component | Hiroyuki Shimizu, Yutaka Doshida | 2017-01-03 |