Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12317033 | Piezoelectric vibration plate and piezoelectric sound generating component | Yuko Yokoi, Toshiyuki Sakai | 2025-05-27 |
| 11743655 | Piezoelectric sound-generating component case and piezoelectric sound-generating component | Yuko Yokoi, Koji Yasojima, Ryuuji Morishita | 2023-08-29 |
| 10014463 | Multilayer piezoelectric ceramic electronic component and method for manufacturing multilayer piezoelectric ceramic electronic component | Hideki Ishii, Shinichiro Kawada, Hiroyuki Hayashi, Shoichiro Suzuki | 2018-07-03 |
| 6744180 | Piezoelectric electroacoustic transducer | Yoshitaka Nakamura, Kiyotaka Tajima, Tetsuo Takeshima, Yuko Yokoi | 2004-06-01 |