Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675885 | Method of winding a coil for an electroacoustic transducer | Yoshio Imahori | 1997-10-14 |
| 5642333 | Electroacoustic transducer and method of winding coil therein | Yoshio Imahori | 1997-06-24 |
| 5606484 | Ceramic electrostatic chuck with built-in heater | Nobuo Kawada | 1997-02-25 |