Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376857 | Piezoelectric device | Yukihisa Takeuchi | 1994-12-27 |
| 5290645 | Battery separator and a battery | Masanao Tanaka, Nobutoshi Tokutake, Yoshihiko Kondo, Hiroaki Yamazaki, Masaki Hirooka | 1994-03-01 |
| 5281888 | Piezoelectric/electrostrictive element having auxiliary electrode disposed between piezoelectric/electrostrictive layer and substrate | Yukihisa Takeuchi | 1994-01-25 |