Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4617488 | Composite piezoelectric vibrator with trapezoidal cross section | Takeshi Nakamura | 1986-10-14 |
| 4612471 | Piezoelectric vibrator | Takeshi Nakamura, Kenji Ando | 1986-09-16 |
| 4609844 | Piezoelectric vibrator | Takeshi Nakamura | 1986-09-02 |
| 4583017 | Piezoelectric vibrator on mirror polished substrate | Takeshi Nakamura, Kenji Ando, Toshinori Miura | 1986-04-15 |
| 4562372 | Piezoelectric vibrating element having a rectangular configuration | Takeshi Nakamura, Kenji Ando | 1985-12-31 |
| 4515856 | Magnetic recording media comprising titanium monoxide and carbon black powders in a magnetic recording layer | — | 1985-05-07 |
| 4511821 | Support structure for piezoelectric vibrator | Takeshi Nakamura, Hiroshi Nishiyama, Satoshi Matsuda | 1985-04-16 |
| 4256852 | Binder composition for magnetic recording tape | Tunehide Naruse | 1981-03-17 |