Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595853 | Apparatus for and method of determining properties of saw substrates | Kazuyuki Nagatsuma, Yukio Ito, Hirosi Takeuchi, Sakichi Ashida | 1986-06-17 |
| 4565642 | Piezoelectric substances | Hiroshi Takeuchi | 1986-01-21 |
| 4458172 | Ultrasonic probe | Hiroshi Takeuchi, Yukio Ito, Etsuji Yamamoto, Sakichi Ashida | 1984-07-03 |
| 4243541 | Piezoelectric ceramics | Hiroshi Takeuchi, Yukio Ito, Kunio Yamashita, Kazuyuki Nagatsuma, Sakichi Ashida +1 more | 1981-01-06 |