Inventor
WATANABE GOUKI
JP3 patents
Patents
3 patentsUS11889767B2Jan 30, 2024
Multilayer piezoelectric ceramic and method for manufacturing same, multilayer piezoelectric element, as well as piezoelectric vibration apparatus
TAIYO YUDEN KK0 citations49
US10418542B2Sep 17, 2019
Piezoelectric ceramic speaker using vibration sheet formed with piezoelectric ceramic
TAIYO YUDEN KK0 citations49
US9786833B2Oct 10, 2017
Piezoelectric ceramic, method of manufacturing same, and piezoelectric ceramic speaker using same
TAIYO YUDEN KK0 citations49