Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10770644 | Piezoelectric device | Heishiro FUDO, Yasuji Hagiwara, Daisuke Takai, Masahiro Ishida, Yo Tahara | 2020-09-08 |
| 10684639 | Operation device | Kunio Sato, Shun MIYAZAKI, Yasuji Hagiwara, Keigo WAKANA | 2020-06-16 |