Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936327 | Electro-mechanical energy conversion device for vibration driven actuator and its manufacturing method | Shigeru Takahashi, Toshikatsu Nomura | 1999-08-10 |
| 5669127 | Method of manufacturing an electro-mechanical energy conversion device for vibration driven actuator | Shigeru Takahashi, Toshikatsu Nomura | 1997-09-23 |